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RT Acceptance criteria
Radiography acceptance criteria For ASME B31.3, B31.1, API 650, ASME Sec Viii , ASME Sec iX
Intro To Ultrasonics
Ultrasonic testing uses high frequency sound waves to examine materials and detect discontinuities. It can be used to test castings, forgings, welds and composites. Basic principles involve generating and transmitting sound waves into a material and analyzing reflections to determine features and thickness. Common techniques include pulse-echo, through transmission, normal beam and angle beam testing using contact or immersion coupling of transducers.
Phased Array Ultrasonic Testing Presentation
This document discusses phased array ultrasonic testing (PAUT) technology. It begins with an introduction to the company, Magnum, which provides both conventional x-ray and advanced technologies like PAUT. It then explains that PAUT allows the direction and focus of ultrasound beams to be changed electronically using arrays of transducer elements and delay laws. Examples are given of how PAUT can be used to detect weld flaws like porosity, slag inclusions, cracks, incomplete penetration, and incomplete fusion. The document also outlines the process for certification in phased array testing.
GTAW & GMAW Welder Qualification - ASME Section IX
Describes primary purpose for performance qualification of GTAW & GMAW Welder based on ASME Section IX
Radiographic poster
The document describes various visual indications that may appear on radiographic images of welds, including irregular densities, darker spots, lines, and changes in density. It also provides information on different radiographic testing methods, such as single wall single image, double wall single image, and double wall double image techniques. Acceptance criteria and standards for radiography from ASME and API are also mentioned.
Rt Acceptance
The document provides acceptance criteria for various types of defects found during radiographic testing of welds based on different codes and standards including API 1104, SP-1174, B31.3, and ASME Section IX. It lists the maximum allowable size, length, and aggregate length of defects such as cracks, incomplete penetration, incomplete fusion, burn through, slag inclusions, porosity, and undercutting.
How to Solve Fastening Problems
Spiralock is a self-locking female thread form that uses a 30 degree wedge ramp at the thread root. This wedge ramp allows a bolt to spin freely until clamp load is applied, at which point the bolt threads are drawn tightly against the ramp creating continuous spiral contact. Benefits include faster assembly, reduced operator fatigue, reuseability, and resistance to vibration loosening. Testing has shown Spiralock distributes stress over all engaged threads and can withstand higher radial loads compared to standard threads.
Radiography ndt
Radiography uses X-rays or gamma rays to penetrate materials, with denser areas absorbing more radiation and appearing darker on the recording film. The part is placed between the radiation source and film, and the film's darkness varies according to how much radiation reaches it through different thicknesses and densities within the part, revealing internal features and defects. For more information on radiography and other non-destructive testing methods, contact NDT India.
Recommended
RT Acceptance criteria
Radiography acceptance criteria For ASME B31.3, B31.1, API 650, ASME Sec Viii , ASME Sec iX
Intro To Ultrasonics
Ultrasonic testing uses high frequency sound waves to examine materials and detect discontinuities. It can be used to test castings, forgings, welds and composites. Basic principles involve generating and transmitting sound waves into a material and analyzing reflections to determine features and thickness. Common techniques include pulse-echo, through transmission, normal beam and angle beam testing using contact or immersion coupling of transducers.
Phased Array Ultrasonic Testing Presentation
This document discusses phased array ultrasonic testing (PAUT) technology. It begins with an introduction to the company, Magnum, which provides both conventional x-ray and advanced technologies like PAUT. It then explains that PAUT allows the direction and focus of ultrasound beams to be changed electronically using arrays of transducer elements and delay laws. Examples are given of how PAUT can be used to detect weld flaws like porosity, slag inclusions, cracks, incomplete penetration, and incomplete fusion. The document also outlines the process for certification in phased array testing.
GTAW & GMAW Welder Qualification - ASME Section IX
Describes primary purpose for performance qualification of GTAW & GMAW Welder based on ASME Section IX
Radiographic poster
The document describes various visual indications that may appear on radiographic images of welds, including irregular densities, darker spots, lines, and changes in density. It also provides information on different radiographic testing methods, such as single wall single image, double wall single image, and double wall double image techniques. Acceptance criteria and standards for radiography from ASME and API are also mentioned.
Rt Acceptance
The document provides acceptance criteria for various types of defects found during radiographic testing of welds based on different codes and standards including API 1104, SP-1174, B31.3, and ASME Section IX. It lists the maximum allowable size, length, and aggregate length of defects such as cracks, incomplete penetration, incomplete fusion, burn through, slag inclusions, porosity, and undercutting.
How to Solve Fastening Problems
Spiralock is a self-locking female thread form that uses a 30 degree wedge ramp at the thread root. This wedge ramp allows a bolt to spin freely until clamp load is applied, at which point the bolt threads are drawn tightly against the ramp creating continuous spiral contact. Benefits include faster assembly, reduced operator fatigue, reuseability, and resistance to vibration loosening. Testing has shown Spiralock distributes stress over all engaged threads and can withstand higher radial loads compared to standard threads.
Radiography ndt
Radiography uses X-rays or gamma rays to penetrate materials, with denser areas absorbing more radiation and appearing darker on the recording film. The part is placed between the radiation source and film, and the film's darkness varies according to how much radiation reaches it through different thicknesses and densities within the part, revealing internal features and defects. For more information on radiography and other non-destructive testing methods, contact NDT India.
Ut P2
1) Ultrasonic testing techniques include pulse echo, through transmission, and transmission with reflection. Pulse echo uses a single probe to send and receive sound to detect defect depth and orientation. Through transmission uses probes on opposite sides to detect defects but not location. Transmission with reflection can locate defects.
2) The sound beam has a near zone where intensity varies and a far zone with exponential decay. The near zone length depends on probe frequency and diameter, with higher frequency and larger diameter increasing length.
3) Beam spread is smaller with higher frequency and larger diameter probes. Compression waves have a smaller beam spread than shear waves. Snell's law and critical angles determine how sound refracts between materials
Ultrasonic Testing (UT)- NDT
The document discusses ultrasonic testing (UT), which uses high frequency sound waves to detect surface and internal flaws in materials. It describes the basic principles of UT, including how sound waves propagate through materials and are reflected by discontinuities. The document outlines various UT techniques, such as pulse-echo, through transmission, angle beam, and immersion testing. It also covers concepts related to sound waves like velocity, frequency, attenuation, and the different modes of wave propagation.
Radiography Testing.ppt
Radiographic testing uses penetrating radiation like x-rays or gamma rays to examine the internal structure of components. The radiation passes through the part and is absorbed at different levels based on material thickness and density. These absorption differences are recorded on film or digitally. Common radiographic techniques include film, computed radiography using storage phosphor plates, real-time radiography with image intensifiers or flat panel detectors, and computed tomography combining multiple radiographic images. Proper radiation safety protocols must be followed when using radiographic equipment due to the ionizing nature of the radiation.
Ut procedure general
This document outlines procedures for ultrasonic testing using manual ultrasonic methods. It describes qualifications for technicians, responsibilities, calibration of equipment, test procedures, evaluation of indications, reporting requirements, and acceptance criteria. The procedures are intended to inspect base metal and fusion welded butt joints in ferritic steel. Attachments provide details on equipment performance checks, probe characteristics checks, and construction of distance amplitude correction curves. Technique sheets and report formats are listed in the documents section.
Introduction to Phased Array Using the OmniScan MX2 - Part Three
Free webinar available: http://bit.ly/Mv7mc4
OmniScan MX2 product details: http://bit.ly/1e6mjY8
Part three of the series will cover gate and C-scan configurations for weld inspection, calibration options and limitations, and include explanation and demonstration of the OmniScan MX2 calibration wizards for manual inspection.
There will be a brief review of the previous Webinar that leads into the current topics. This will combine sector scan basics, and MX2 displays readings, and parameters in preparation for a manual sector scan weld inspection
Contact us: http://bit.ly/1rDmq94
Sign up for our Newsletter: http://bit.ly/1j5FOTy
Weld defects 1
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise has also been shown to increase gray matter volume in the brain and reduce risks for conditions like Alzheimer's and dementia.
criteria of weld defects
The document discusses weld defect acceptance criteria according to different codes such as ASTM B31.1, ASME VIII, ASME B31.3, and AWS D1.1. It provides details on acceptance limits for various weld defects depending on the examination method, material thickness, loading conditions, and material application. Defects discussed include cracks, lack of fusion, incomplete penetration, undercuts, porosity, and reinforcement. Acceptance criteria include maximum defect sizes, numbers of defects allowed, cumulative lengths of defects, and distances between defects.
ULTRASONIC TESTING REPORT
This document provides an overview of ultrasonic testing (UT). It discusses the basic principles of how UT works using high frequency sound waves to detect discontinuities in materials. The document covers the typical components of a UT system including the pulser/receiver and transducer. It also discusses the advantages and disadvantages of UT for non-destructive testing when compared to other methods. Key aspects like wavelength and frequency selection are addressed in regards to their impact on sensitivity and resolution for flaw detection.
RT PRESENTATION.pdf
This document provides an overview of radiography testing (RT) and summarizes key aspects of the technique. It begins with an outline of the topics covered and lists the advantages and disadvantages of RT. The main body explains the principles of RT, including differential absorption, source generation, exposing time, film characteristics, and use of penetrameters. It also describes different RT techniques, defect identification, film interpretation, acceptance criteria, safety precautions and report format. In summary, the document is a comprehensive guide to the application and process of radiography testing.
Phased Array Ultrasonic Testing in lieu of Radiography
Phased array ultrasonic testing (PAUT) offers several advantages over conventional ultrasonic testing for pipeline inspection. It uses multi-element transducer arrays to provide increased beam steering and focusing capabilities. This allows for accurate multi-dimensional sizing of defects and generation of ultrasonic images of welds in various 2D orientations. PAUT inspection is more efficient and cost-effective compared to conventional UT, while providing higher quality ultrasonic data and images that can facilitate engineering critical assessments and fracture mechanics acceptance criteria. Its use is gaining acceptance in pipeline codes and standards due to benefits like increased production, improved safety by eliminating ionizing radiation, and potential for lower repair rates.
Ut P3
This document discusses ultrasonic testing techniques. It describes different methods for sound generation including hammers, magnetostrictive, and piezoelectric techniques. It then focuses on piezoelectric probes, explaining how they work using polarized crystal materials like lead zirconate titanate. Different probe designs are described for compression and shear waves. Factors that determine probe frequency like crystal thickness are also covered. Finally, automated inspection techniques are briefly outlined.
Welding and types
Welding is a process that joins metals by heating them to melting point and allowing them to merge together. There are two main types: plastic welding applies pressure and fusion welding fully melts the materials. Oxy-fuel welding uses a heated gas flame, such as oxy-acetylene, to melt the metals. It is inexpensive but has a lower temperature than other methods. The equipment includes welding torches, cylinders of gas, regulators to control pressure, and filler rods. Precise flame adjustment is required to protect the metal and achieve the necessary temperature.
PAUT PRESENTATION.pptx
This document discusses the benefits and applications of phased array ultrasonic testing (PAUT) weld inspection. It describes how PAUT uses multiple independently controlled transducer elements to focus and steer ultrasound beams, providing improved detection, characterization and sizing of weld defects compared to conventional UT. Key benefits outlined include 30% improved probability of detection, 40% improved sizing precision, 20% faster inspections, real-time results, and expanded inspection capabilities with fewer limitations and hazards compared to radiography. PAUT is increasingly used for inspections in power, chemical, aerospace and other industries.
Eddy Current Testing (ECT)- NDT
Eddy current testing (ECT) uses electromagnetic induction to detect flaws in conductive materials. It works by inducing eddy currents in a test material using a coil producing an alternating magnetic field. Any discontinuities in the material like cracks will disrupt the eddy current flow and can be detected. ECT is used for applications like conducting inspections of heat exchanger tubes and aircraft components to detect cracks, measuring material thickness, and identifying material properties. It offers benefits like being able to inspect complex shapes and detect surface-breaking flaws with portable equipment and minimal part preparation.
Welding defects
The document discusses the results of a study on the impact of COVID-19 lockdowns on air pollution. Researchers analyzed data from dozens of countries and found that lockdowns led to an average decline of nearly 30% in nitrogen dioxide levels over cities. However, they also observed that this improvement was temporary and air pollution rebounded once lockdown restrictions began lifting. Overall, the study highlights how human activities are a major driver of air pollution but also that systemic changes are needed for long-term air quality improvements.
Radiographic interpretation
This document provides definitions for various defects that may appear on radiographic images of welds, including:
- Excessive root penetration appears as a light irregular band within the weld image.
- Root concavity appears as dark areas along the weld center varying in density by imperfection depth.
- Incomplete filled groove appears as a dark area at the weld center with diffuse edges.
- Cracks appear as dark, fine lines that are usually diffuse or discontinuous.
Introduction to NDT and Visual Inspection
The document provides an overview of non-destructive testing (NDT) with a focus on visual inspection techniques. It discusses that NDT involves analyzing materials and components without damaging them to check for flaws or issues. Visual inspection is one of the most common NDT methods and can identify surface issues using the human eye or tools like borescopes, microscopes, and cameras. The document outlines different visual inspection tools and techniques for aiding inspection and enhancing perception.
Friction stir welding (sfw)
One of the welding processes that used in Engineering field is friction stir welding.
Thanks for the colleagues who give this slides to publish.
Ut P4
Ultrasonic testing involves three key concepts:
1. Sensitivity refers to the ability of the system to detect the smallest specified defect at the maximum testing range, which depends on factors like the probe, flaw detector, material properties, and signal-to-noise ratio. Methods to set sensitivity include using the smallest defect, back wall echo, and artificial defects.
2. Sizing defects involves techniques like the 6dB drop method where the probe is moved until the echo is half the original height, or the maximum amplitude method for irregular defects where the probe is moved to find the peak signal.
3. Techniques like equalization and 20dB drop also help size defects by observing the echo levels and drop-off
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Asthma is a chronic lung disease that causes inflammation and narrowing of the airways. It is more common in boys than girls and is a leading cause of school absences. Symptoms include wheezing, coughing, and difficulty breathing. While it often develops before age 5, many children will outgrow asthma. Treatment focuses on reducing triggers and using medications to open airways. Parents and teachers should monitor children for symptoms and know how to respond during an asthma attack.
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Ut P2
1) Ultrasonic testing techniques include pulse echo, through transmission, and transmission with reflection. Pulse echo uses a single probe to send and receive sound to detect defect depth and orientation. Through transmission uses probes on opposite sides to detect defects but not location. Transmission with reflection can locate defects.
2) The sound beam has a near zone where intensity varies and a far zone with exponential decay. The near zone length depends on probe frequency and diameter, with higher frequency and larger diameter increasing length.
3) Beam spread is smaller with higher frequency and larger diameter probes. Compression waves have a smaller beam spread than shear waves. Snell's law and critical angles determine how sound refracts between materials
Ultrasonic Testing (UT)- NDT
The document discusses ultrasonic testing (UT), which uses high frequency sound waves to detect surface and internal flaws in materials. It describes the basic principles of UT, including how sound waves propagate through materials and are reflected by discontinuities. The document outlines various UT techniques, such as pulse-echo, through transmission, angle beam, and immersion testing. It also covers concepts related to sound waves like velocity, frequency, attenuation, and the different modes of wave propagation.
Radiography Testing.ppt
Radiographic testing uses penetrating radiation like x-rays or gamma rays to examine the internal structure of components. The radiation passes through the part and is absorbed at different levels based on material thickness and density. These absorption differences are recorded on film or digitally. Common radiographic techniques include film, computed radiography using storage phosphor plates, real-time radiography with image intensifiers or flat panel detectors, and computed tomography combining multiple radiographic images. Proper radiation safety protocols must be followed when using radiographic equipment due to the ionizing nature of the radiation.
Ut procedure general
This document outlines procedures for ultrasonic testing using manual ultrasonic methods. It describes qualifications for technicians, responsibilities, calibration of equipment, test procedures, evaluation of indications, reporting requirements, and acceptance criteria. The procedures are intended to inspect base metal and fusion welded butt joints in ferritic steel. Attachments provide details on equipment performance checks, probe characteristics checks, and construction of distance amplitude correction curves. Technique sheets and report formats are listed in the documents section.
Introduction to Phased Array Using the OmniScan MX2 - Part Three
Free webinar available: http://bit.ly/Mv7mc4
OmniScan MX2 product details: http://bit.ly/1e6mjY8
Part three of the series will cover gate and C-scan configurations for weld inspection, calibration options and limitations, and include explanation and demonstration of the OmniScan MX2 calibration wizards for manual inspection.
There will be a brief review of the previous Webinar that leads into the current topics. This will combine sector scan basics, and MX2 displays readings, and parameters in preparation for a manual sector scan weld inspection
Contact us: http://bit.ly/1rDmq94
Sign up for our Newsletter: http://bit.ly/1j5FOTy
Weld defects 1
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise has also been shown to increase gray matter volume in the brain and reduce risks for conditions like Alzheimer's and dementia.
criteria of weld defects
The document discusses weld defect acceptance criteria according to different codes such as ASTM B31.1, ASME VIII, ASME B31.3, and AWS D1.1. It provides details on acceptance limits for various weld defects depending on the examination method, material thickness, loading conditions, and material application. Defects discussed include cracks, lack of fusion, incomplete penetration, undercuts, porosity, and reinforcement. Acceptance criteria include maximum defect sizes, numbers of defects allowed, cumulative lengths of defects, and distances between defects.
ULTRASONIC TESTING REPORT
This document provides an overview of ultrasonic testing (UT). It discusses the basic principles of how UT works using high frequency sound waves to detect discontinuities in materials. The document covers the typical components of a UT system including the pulser/receiver and transducer. It also discusses the advantages and disadvantages of UT for non-destructive testing when compared to other methods. Key aspects like wavelength and frequency selection are addressed in regards to their impact on sensitivity and resolution for flaw detection.
RT PRESENTATION.pdf
This document provides an overview of radiography testing (RT) and summarizes key aspects of the technique. It begins with an outline of the topics covered and lists the advantages and disadvantages of RT. The main body explains the principles of RT, including differential absorption, source generation, exposing time, film characteristics, and use of penetrameters. It also describes different RT techniques, defect identification, film interpretation, acceptance criteria, safety precautions and report format. In summary, the document is a comprehensive guide to the application and process of radiography testing.
Phased Array Ultrasonic Testing in lieu of Radiography
Phased array ultrasonic testing (PAUT) offers several advantages over conventional ultrasonic testing for pipeline inspection. It uses multi-element transducer arrays to provide increased beam steering and focusing capabilities. This allows for accurate multi-dimensional sizing of defects and generation of ultrasonic images of welds in various 2D orientations. PAUT inspection is more efficient and cost-effective compared to conventional UT, while providing higher quality ultrasonic data and images that can facilitate engineering critical assessments and fracture mechanics acceptance criteria. Its use is gaining acceptance in pipeline codes and standards due to benefits like increased production, improved safety by eliminating ionizing radiation, and potential for lower repair rates.
Ut P3
This document discusses ultrasonic testing techniques. It describes different methods for sound generation including hammers, magnetostrictive, and piezoelectric techniques. It then focuses on piezoelectric probes, explaining how they work using polarized crystal materials like lead zirconate titanate. Different probe designs are described for compression and shear waves. Factors that determine probe frequency like crystal thickness are also covered. Finally, automated inspection techniques are briefly outlined.
Welding and types
Welding is a process that joins metals by heating them to melting point and allowing them to merge together. There are two main types: plastic welding applies pressure and fusion welding fully melts the materials. Oxy-fuel welding uses a heated gas flame, such as oxy-acetylene, to melt the metals. It is inexpensive but has a lower temperature than other methods. The equipment includes welding torches, cylinders of gas, regulators to control pressure, and filler rods. Precise flame adjustment is required to protect the metal and achieve the necessary temperature.
PAUT PRESENTATION.pptx
This document discusses the benefits and applications of phased array ultrasonic testing (PAUT) weld inspection. It describes how PAUT uses multiple independently controlled transducer elements to focus and steer ultrasound beams, providing improved detection, characterization and sizing of weld defects compared to conventional UT. Key benefits outlined include 30% improved probability of detection, 40% improved sizing precision, 20% faster inspections, real-time results, and expanded inspection capabilities with fewer limitations and hazards compared to radiography. PAUT is increasingly used for inspections in power, chemical, aerospace and other industries.
Eddy Current Testing (ECT)- NDT
Eddy current testing (ECT) uses electromagnetic induction to detect flaws in conductive materials. It works by inducing eddy currents in a test material using a coil producing an alternating magnetic field. Any discontinuities in the material like cracks will disrupt the eddy current flow and can be detected. ECT is used for applications like conducting inspections of heat exchanger tubes and aircraft components to detect cracks, measuring material thickness, and identifying material properties. It offers benefits like being able to inspect complex shapes and detect surface-breaking flaws with portable equipment and minimal part preparation.
Welding defects
The document discusses the results of a study on the impact of COVID-19 lockdowns on air pollution. Researchers analyzed data from dozens of countries and found that lockdowns led to an average decline of nearly 30% in nitrogen dioxide levels over cities. However, they also observed that this improvement was temporary and air pollution rebounded once lockdown restrictions began lifting. Overall, the study highlights how human activities are a major driver of air pollution but also that systemic changes are needed for long-term air quality improvements.
Radiographic interpretation
This document provides definitions for various defects that may appear on radiographic images of welds, including:
- Excessive root penetration appears as a light irregular band within the weld image.
- Root concavity appears as dark areas along the weld center varying in density by imperfection depth.
- Incomplete filled groove appears as a dark area at the weld center with diffuse edges.
- Cracks appear as dark, fine lines that are usually diffuse or discontinuous.
Introduction to NDT and Visual Inspection
The document provides an overview of non-destructive testing (NDT) with a focus on visual inspection techniques. It discusses that NDT involves analyzing materials and components without damaging them to check for flaws or issues. Visual inspection is one of the most common NDT methods and can identify surface issues using the human eye or tools like borescopes, microscopes, and cameras. The document outlines different visual inspection tools and techniques for aiding inspection and enhancing perception.
Friction stir welding (sfw)
One of the welding processes that used in Engineering field is friction stir welding.
Thanks for the colleagues who give this slides to publish.
Ut P4
Ultrasonic testing involves three key concepts:
1. Sensitivity refers to the ability of the system to detect the smallest specified defect at the maximum testing range, which depends on factors like the probe, flaw detector, material properties, and signal-to-noise ratio. Methods to set sensitivity include using the smallest defect, back wall echo, and artificial defects.
2. Sizing defects involves techniques like the 6dB drop method where the probe is moved until the echo is half the original height, or the maximum amplitude method for irregular defects where the probe is moved to find the peak signal.
3. Techniques like equalization and 20dB drop also help size defects by observing the echo levels and drop-off
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Introduction to Phased Array Using the OmniScan MX2 - Part Three
Introduction to Phased Array Using the OmniScan MX2 - Part Three
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Phased Array Ultrasonic Testing in lieu of Radiography
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Staalkabels kettingwerk-hijsbanden1
- 2. Leerdoelen • Staalkabels. • Kettingwerk. • Hijsbanden.
- 3. Staalkabels Staalkabel stroppen Staalkabel samenstellen –lengen en –voorlopen. Opbouw staalkabel Doorsnede staalkabel(s)
- 4. Staalkabels Slagwijzen Meetwijze
- 5. Staalkabels
- 6. Staalkabels Gebruikscontrole (afkeuren bij): Uitwendige beschadiging of vervorming. (bijvoorbeeld een kink) Ernstige slijtage. Dunner worden van de kabel door slijtage. Sterke roestvorming. Gescheurde of verbogen persklem. Kink Deformatie Beschadigde kous
- 7. Staalkabels Gebruikscontrole (afkeuren bij): Slechte splitsen Breuknesten of een gebroken streng Veel draadbreuken Draadbreuk
- 8. Kettingwerk Kettingwerk: Kettingen, schalmen, sluitingen, haken, ringen wartels, oogbouten e.d. afzonderlijk of als samenstel. Viersprong Sluiting harpborstbout Gebruikscontrole (afkeur bij): Slijtage meer dan 10 % Slijtage Schalm Merktekens onleesbaar zijn geworden Blijvende vervorming is opgetreden Ontoelaatbare verandering of reparaties hebben plaatsgevonden
- 9. Kettingwerk Op kettingwerk moeten de volgende merken zijn aangebracht: De WLL in T Het fabrieksmerk Het registratienummer Datum (maand + jaar) van de laatste beproeving De kwaliteitsklassenaanduiding Het kenmerk van de beproevingsinrichting.
- 10. Kettingwerk
- 11. Kettingwerk
- 12. Kettingwerk Krachtverdeling met hoeken bij kettingwerk.
- 13. Hijsbanden Hijsbanden Vervaardigd van kunststofvezels. Voor gebruik eerst een visuele controle. Labeling hijsbanden Hijsbanden niet aan elkaar knopen. Oplossing geknoopte hijsband Bevroren hijsbanden zijn niet inzetbaar. Is de hijsband geschikt voor de last.
- 14. Hijsbanden Schades die de sterkte van hijsbanden beïnvloeden zijn: schaving van het oppervlak. dwars of langinsnijdingen. Lusbeschadiging insnijdingen of schavingen op de zelfkant. het stiksel of de ogen. chemische aantasting (veroorzaakt plaatselijk Insnijding verzwakking of zacht worden van het vezel materiaal). beschadigde of vervormde fittings. Hitte inwerking
- 17. Hijsbanden Eindloze stroppen (2)