Pipe Support Field Inspection, Installation & Maintenance

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This Webinar will focus on installation and maintenance guidelines and offer valuable tips on inspecting a wide variety of pipe supports and expansion joints in your piping system. We will cover various pipe support applications and point out signs that indicate if a particular support needs replaced or adjusted. Obtain the knowledge you need to avoid the possibility of a potentially catastrophic situation. View examples of real world problems and see how we were able to solve them with timely and cost effective solutions.

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Pipe Support Field Inspection, Installation & Maintenance

  1. 1. Piping Technology & Products, Inc. presents… Pipe Support Field Inspection, Installation & Maintenance Webinar Yo ur Presenter is… Godinaer Jerry rt Design Le ad Pipe SuppoAttention Attendees: to listen to the audio portion, check that your speakers or headset are on andturned up OR dial the number and use the access code4, 2011 August listed in your confirmation email.Attention P.E.’s: this Webinar is worth 1 PDH credit for TX P.E.’s (send request to enews@pipingtech.com) Piping Technology & Products, Inc. • http://www.pipingtech.com
  2. 2. PT&P Structure PIPING TECHNOLOGY & PRODUCTS, INC. • Engineered Pipe Supports • Variables, Constants, Big-tons • Vibration Control Devices – Snubbers, Sway Struts • Support Assembly Components – Clamps, misc. hardware • Pre-insulated Pipe Supports – Cryogenic/cold & Hot Applications • Fabricated Pipe Shoes, Guides & Anchors • Slide Bearing Plates • Anchor Bolts, Embed Plates ISO 9001:2008 Certified ICBO Certified, Member of MSS, SPED, APFAU.S. Bellows, INC. SWECO FAB, INC. Pipe Shields, INC. Fronek A/D E.• Metallic Expansion • Pressure Vessels • Insulated Pipe Support • Hydraulic SnubbersJoints • Pig Launchers & • Commercial & Light Short strut• Thin-wall, Thick-wall Receivers industrial Adjustable strut• Fabric Expansion Joints • Spectacle/Line Blinds • Heavy Industrial - based on Mounted, • Mechanical Snubbers• Rectangular Expansion • Instrument Supports AnchorsJoints • DynA/Damp • ASME/Misc. • Pipe Riser Clamps Compensating Strut• Slip-type FabricationMember of EJMA ASME U-Stamp ASME Nuclear Qualified Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  3. 3. On-Site Survey & Inspection Stress Analysis and Design Pipe Support Testing K In-house or On-site Installation K 10+ years installation experience K 35+ years manufacturing experience Oversight Field Service Management Team K Qualified site management personnel K Technical assistance Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  4. 4. On-Site Survey & Inspection General Inspection Includes Review of: K Piping irregularities K Apparent damage K Interferences K Condition of support components Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  5. 5. On-Site Survey & Inspection On-Site Survey & Inspection K New Installation Appropriate Components? Testing Completed? All Stops/Blocks Removed or Disengaged? Set to Correct Cold Position? K Existing Supports Still Functional? Condition of Components? Load/Position Setting Correct? Adjust, Repair or Replace? Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  6. 6. On-Site Survey & Inspection Installation of Variable Spring Designed to support a specified load: K weight of the pipe, commodity, flanges, valves, refractory & insulation through the install to operating thermal deflection cycle Coiled springs are used to support the load and allow movement Resistance of the coil to a load changes during compression, which is why these devices are called “variables” Many different designs for variable supports and a particular nomenclature used to identify them Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  7. 7. On-Site Survey & Inspection Installation of Variable Spring Securely attach spring housing to the existing structural or foundation member Attach hanger rod where applicable Attach all related assembly hardware Perform any hydro-testing as applicable Remove travel stops Adjust the load indicator to desired setting (cold/hot load) Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  8. 8. On-Site Survey & Inspection Installation of Variable Spring Spring Assembly Prior Spring Assembly with to Hydro-testing Travel Stops Removed Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  9. 9. On-Site Survey & Inspection Installation of Constant Spring Horizontal Constants Vertical Constants Spring can aligns horizontally Spring can aligns vertically Permits movements vertically Permits movements vertically Upthrust Constants Permits vertical movement only Spring can aligns vertically or horizontally Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  10. 10. On-Site Survey & Inspection Installation of Constant Spring Used when large amounts of thermal deflections are involved (2” or more) and around sensitive rotating equipment where a load variation could be harmful. U-Type Constant with B-Type Horizontal Constant Travel Stop Rods Unlocked Aligned to Cold Position Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  11. 11. On-Site Survey & Inspection Installation of Restraint Device (Sway Brace) Restraint Devices K Oppose Shock loadings K Brace pipe against sway K Guide or Restrain movement Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  12. 12. On-Site Survey & Inspection Installation of Restraint Device (Sway Brace) Sway Brace K recommended to reduce high frequency movement K guiding or restraining the movement of pipe resulting from thermal expansion K bracing a pipe line against sway K can be utilized in tension or compression Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  13. 13. On-Site Survey & Inspection Installation of Restraint Device (Sway Strut) Sway Struts K Restrains movement in one direction while allowing movement in another direction K Effective under compressive or tensile forces K Allows for field adjustment 3-Bolt Pipe Clamp and Sway Brace Assembly Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  14. 14. On-Site Survey & Inspection Installation of Restraint Device (Hydraulic Snubber) Hydraulic Snubber K Designed to allow thermal movement, but restrain impulsive or cyclic disturbance K Good for earthquakes, wind and continuous thrust due to safety valve "blow-off" or pipe rupture Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  15. 15. On-Site Survey & Inspection Installation of Restraint Device (Mechanical Snubber) Mechanical Snubber K Designed to prevent shock forces K Limits damaging motions by becoming (locking) a load carrying member Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  16. 16. On-Site Survey & Inspection Installation of Pipe Shoes Basic Pipe Shoe K Designed to support vertical loads K Clamp Type used when welding to pipe is not allowed Clamp Type K Welded Type used when excessive axial force is present K Guided Type and Sliding Type Insulated Type K Designed to both insulate and support the pipe Cold Shoe for LNG Plant Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  17. 17. On-Site Survey & Inspection Installation of Slide Plates Types of Slide Plates - Offers a low coefficient of friction for sliding surfaces: K PTFE, 25% Glass Filled Designed to allow objects to move (slide) freely along the supporting surface ambient temperature. K Graphite Slides Designed to allow objects to move (slide) freely along the supporting surface at higher temperatures. PTFE, 25% Glass Filled Graphite Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  18. 18. On-Site Survey & Inspection Installation of Slide Plates K PTFE, 25% Glass Filled and Stainless Steel Designed to allow objects to move (slide) freely along the supporting surface ambient temperature while resisting oxidation. K Bronzphite ® For high temp and heavy loads K Marinite ® For extremely high temperatures Bronzphite ® Marinite ® Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  19. 19. On-Site Survey & Inspection Installation of Hardware Components Hardware: miscellaneous components required to complete a specified assembly Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  20. 20. On-Site Survey & Inspection Installation of Hardware Components To allow adjustment of height or elevation: Adjustable Rings Adjustable Clevis Double Bolt Pipe Clamp Trapeze Hanger Job-fabricated Pipe Hanger Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  21. 21. On-Site Survey & Inspection Existing Supports Guidelines for On-Site Survey & Inspection Inspections can be performed K During operation K During a shut-down K Or both Frequency of inspections Provide accessibility Maintain results and develop a follow-up inspection schedule Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  22. 22. On-Site Survey & Inspection Existing Supports - Variables Visually inspect each spring hanger: K Search for signs of visual cracks, fractures, and corrosion of the spring casing and the following: (1) beam attachment (2) pin (3) spring hanger attachment (4) pipe clamp attachment (5) weldless eye nut (6) threaded rod (9) spring coil K Check (7) turnbuckle (if present), lock nuts (8) and other threaded items to ensure they are secured and fastened K Compare the position of the (10) coil with the hot/cold load indicator and operating range of the spring K Check the mobility of the (11) load column Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  23. 23. On-Site Survey & Inspection Existing Supports – Variables - Remediation Load Verification K Read load position K Determine load is acceptable/unacceptable K Possible causes of unacceptability Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  24. 24. On-Site Survey & Inspection Existing Supports – Variables - Remediation Adjustment Criteria K After installation and plant startup, the spring load indicator should be at the hot position. K If not, the hanger should be adjusted to the hot/operating load position Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  25. 25. On-Site Survey & Inspection Existing Supports – Variables - Replacement Replacement Criteria K Signs of Excessive corrosion or fatigue K Rust Damage of entire unit K Modifications to operating conditions Excessively corroded spring supports Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  26. 26. On-Site Survey & Inspection Existing Supports - Constants Visually inspect each Constant hanger: K Search for signs of visual cracks, fractures, and corrosion of the spring casing and the following: (1) beam attachment (2) pin (3) constant hanger attachment (4) pipe clamp attachment (5) weldless eye nut (6) threaded rod Before and After Picture (9) spring coil of Constant Load Support (10) Check to see if Travel Stops are removed that Was Resized K Check (7) turnbuckle (if present), lock nuts (8) and other threaded items to ensure they are secured and fastened K Compare the position of the (10) coil with the hot/cold load indicator and operating range of the spring K Check the mobility of the (11) load column Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  27. 27. On-Site Survey & Inspection Existing Supports – Constants - Remediation Adjustment Criteria K After installation and plant startup, the spring load indicator should be at the hot position. K If not, the hanger should be adjusted to the hot/operating load position K Consider the position of rod (swing angle also) K Consider adjustment of load (+/- 10%) Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  28. 28. On-Site Survey & Inspection Existing Supports – Constants - Remediation Bearing failure causing the upthrust constant to function incorrectly Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  29. 29. On-Site Survey & Inspection Existing Supports – Constants - Replacement Replacement Criteria: Signs of excessive corrosion or fatigue Rust damage of entire unit Modifications to operating conditions Consider internal components (cam mechanisms, bearings, etc.) Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  30. 30. On-Site Survey & Inspection Existing Supports – Restraint Devices Visually inspect each sway brace/strut/snubber: K End bracket K Pipe clamp attachment pins K Check for tight snug fit K Mark actual hot/cold deflections (snubbers) K Check for leakages (hydraulic snubbers) Look at hardware, and site glass If there is no oil visible in the site glass, add oil Contact manufacturer K Check for lockups (mechanical snubbers) K Turnbuckle/locknuts K Threaded rod K Record findings Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  31. 31. On-Site Survey & Inspection Existing Supports – Restraint Devices - Remediation Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  32. 32. On-Site Survey & Inspection Existing Supports – Restraint Devices - Replacement Replacement Criteria K Visible signs of leakage including seal damage K Obvious signs of breakage K Excessive corrosion or rust damage K Modifications to design conditions Adjustment Criteria K Only the C-C dimension (available length) can be adjusted Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  33. 33. On-Site Survey & Inspection Existing Supports – Pipe Shoes Visually inspect each pipe shoe: K Check for corrosion K Check for structural integrity K Check for slippage K Check for insulation damage (pre-insulated supports) K Check for insulating properties Welded Type Pipe Shoes (pre-insulated supports) Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  34. 34. On-Site Survey & Inspection Existing Supports – Pipe Shoes - Remediation Adjustment K Align components K Secure any lock nuts, cotter pins, etc. Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  35. 35. On-Site Survey & Inspection Existing Supports – Pipe Shoes - Replacement Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  36. 36. On-Site Survey & Inspection Existing Supports – Slide Plates Visually inspect each slide plate: K Corrosion K Bonding K Damage K Cleanliness K Welds K Orientation K Gaps K Missing parts Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  37. 37. On-Site Survey & Inspection Existing Supports – Slide Plates - Remediation Slide Plates and Shafts must be Installed Installation of Slide Plates in the Field Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  38. 38. On-Site Survey & Inspection Existing Supports – Slide Plates - Replacement Replacement Criteria K Excessive damage to sliding surfaces K Disbonding of sliding material Slide Plate Not Attached K Improper sizing of slide plates K Improper application (regarding temp./load) Improper Application Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  39. 39. On-Site Survey & Inspection Existing Supports – Hardware Inspection Criteria Check for damaged support steel Check for damaged hanger clamps Bent hanger rods, hardware, etc. Defective hanger hardware such as: disengaged load pins loose locknuts missing retaining rings cracked or inadequate welds No Lock Nut Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  40. 40. On-Site Survey & Inspection Existing Supports – Hardware - Remediation Adjustment Criteria K Tighten or loosen rigid rod supports K Align components K Secure any lock nuts, cotter pins, etc. Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  41. 41. On-Site Survey & Inspection Existing Supports – Hardware - Replacement Replacement Criteria K Bent or broken components K Excessive corrosion or rust damage K Improperly sized components Clamp and Pipe Heavily Corroded Clevis Hanger Needs Replaced Bent Hanger Rod Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  42. 42. PT&P’s Field Services PT&P has provided pipe supports for many major construction projects throughout the world. Our Field Service Division has participated in site surveys, support inspection, support installation and expansion joint inspection and installation.. We have worked in the following countries: K Trinidad and Tobago: Bechtel, Wood Group, Atlantic LNG K Kuwait: Kuwait Power, Equate K Canada: PetroCanada, Agrium, Hitachi Power, Alstom, Canaport LNG, Thorold Power K Dubai: Dubai Natural Gas K Italy: Alstom Engineering K Malaysia: Petronas K Mexico: Intergen, Vallaodolid, Condisa, Pemex, Energia Campeche K Singapore: Sembcorp, Exxon K United Kingdom: Murco K United States: Lyondell Houston Refinery, Shell Deer Park, Bechtel Sabine Pass, Aker Kvaerner Cameron LNG, Lyondell Equistar, Pasadena Refining, Calpine Corporation, Chevron Phillips, Huntsman Chemical, Dow, BP, Rhodia, Entergy, Exxon, Valero Refining, Conoco Phillips, Entergy, Black & Veatch West County, Alstom Power, Citgo, Duke Energy, Marathon, Shaw Cleco, Technip, Constellation Energy Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  43. 43. PT&P’s Emergency Service PT&P is available on a 24x7 basis to fulfill any emergency or quick-turn requirements. With a large inventory of stock components for pipe supports and expansion joints, PT&P can quickly assemble and ship products for any situation. For a quick response, please complete the emergency service request form at www.pipingtech.com/emergency. Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030
  44. 44. Thank You For Attending… Pipe Support Field Inspection, Installation & Maintenance Webinar Online Quote: www.pipingtech.com/quote Online Catalog: www.pipingtech.com/catalog Technical Webinars: www.pipingtech.com/webinar Blog: www.pipesupportsblog.com Please send any additional questions or inquiries to info@pipingtech.com Piping Technology & Products, Inc. • http://www.pipingtech.com www.pipingtech.com email: info@pipingtech.com ph. 713-731-0030

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