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    C.s specs C.s specs Presentation Transcript

    • Page 1 of 17 DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 1 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 CLIENT : M/s DONG HO Korean Saudi Limited Company PROJECT : RIYADH STRATEGIC WATER SUPPLY SCHEME PIPE GRADE : API – 5L, Grade X52M PSL2 OFFER REFERANCE / P.O NUMBER : General MITPS PROJECT SPECIFICATION : Specification M01 ( steel pipe for main lines ) QC10-H-041 Rev- 02, [M01] Dated 05.08.2010 ITEM CLASS PIPE SPECIFIEDOUTSIDE WALL THICKNESS Grade QTY. NO. DIAMETER INCH(MM) INCH MM METERS 1 1 72” ( 1828.8 ) 0.375” 9.53 X52M As per PO PIPE SIZE 2 1 56” (1422.4) 0.375” 9.53 X52M As per PO 3 1 64”(1625.6) 0.375” 9.53 X52M 4 1 96” ( 2438.4 ) 0.5” 12.70 X52M As per PO Note: 96” Pipe shall not be provided with API Monogram Helical Seam Submerged Arc Welded (SAWH) Line Pipes As Per PIPE MANUFACTURING SPECIFICATION : Customer Specification(M01) QC 10-H-041 Rev 2, Dated 05.08.2010 & API 5L 44th Edition and Addendum 3 effective from Jan 2012 Revision Record Revision Description Date Prepared By Checked Approved 0 Issued for Approval 07-03-2012 Waleed.M.Abdellah C.Veerapandian K.Seshagiri Rao Client
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 2 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Client Specification M01 Carbon steel SAW spiral seam, class 1, Non sour pipes as per(A) Scope -------- -------- -------- -------- clause 1 & API 5L clause 1 API 5L & Customer Specification M01 Client Specification M01 API 5L Grade X52M PSL-2 coils as per clause no. 8.3 of1.0 Steel (Coils) Clause 4.1 & API 5L 100% coils Coil Mill TC R R API 5L. clause 8.3 Coil Procurement &1.1 API 5L clause 8.3.4 Each coil As per RMTDS & API 5L clause 8.3.4 Mill report H M Inspection Each longitudinal edge max 10.0 mm each side & root1.2 Edge milling Std. Procedure / WPS Each coil Insp. report H M and bevel as per approved WPS As per mill procedure, forming angle shall be confirmed1.3 Pipe forming API 5L Table 2 Each pipe Mill report H M at the time of PQT. Client Spec.M01 clause As per approved welding procedures Welding including skelp 4.2.3 & 4.2.5 & API 5L2.0 Each coil A separate welding procedure shall be qualified for skelp Prod. Report H M end joints clause 8.10.2 & 8.10.4 & ASME SEC. IX end welds. ASME SEC IX & API ASME SEC. IX / API 5L Annex – C & D. Weld3.0 WPS/PQR/WPQ Each wall thickness WPS/PQR/ WPQ H W/R 5L. procedure for SAW & repair weld as per approved WPS. Automatic submerged arc ASME section IX & API Current, voltage, speed, wire & flux. Shall be controlled3.1 Each pipe Welding report H M welding 5L clause 8.6 & 8.10 & monitored as per approved PQR Continuous tack welding ASME section IX & API3.2 Each pipe As per approved WPS & as per clause no 8.4 of API 5L. Welding report H M (if done) 5L clause 8.4
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 3 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Client Spec.M01 clause Visual inspection All pipes shall be visually examined both externally and 5.2 & (Clause 10.2.7 &3.3 Each pipe internally and shall be free of defects. Acceptance as per Pre- visual report H RW (Preliminary) 9.10.7of API 5L.) API 5L Fluoroscopy (Internal) As per API 5L. Clause. E.4.5, clause. E.4.6 & as per4.0 Clause E.4 of API 5L. Each Pipe ----- H ----- approved WI for X-Ray Pipe shall be tested at following test pressures & the holding time shall be 10 seconds Item Sr. Pipe OD WT (mm) Grade Pressure (min) No. (Inch) BAR 1 72” 9.53 X52M 36 (1828.8 ) Graph chart5.0 Hydrostatic test As per client showing pressure specification M01 clause Each pipe 2 56” X52M 46 & holding time H RW 9.53 (95% OF SMYS) 5.3.2 A(2) (1422.4) for each pipe and 3 64” X52M 40 test report 9.53 (1625.6) 4 96” 12.70 X52M 36 ( 2438.4 ) Calibration of the pressure gauges shall be carried out at start of production further to a frequency of at least once per week. Non destructive Testing
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 4 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Clause E.3.2.2 of API 5L & As per client specification M01 Clause 5.3.2 A.3 & As per API 5L clause. E.4.5, clause. E.4.6 & as per WI for X- X-Ray report &6.0 X-Ray Inspection 5.3.2 A.5 Each Pipe Ends H R Ray radiographs Clause E.3.2.2 of API 5L & Each pipe both ends up to 250 Both ends of pipe up to a distance of 250 mm, acceptance as per X-Ray report &6.1 As per client specification Each Pipe ends H R mm clause no. E 4.5 & E 4.6 of API 5L. radiographs M01 Clause 5.3.2 A.4. All restart spots shall be x-ray checked, acceptance as per clause X-Ray report &6.2 RSO / RSI ----- If any H R no. E 4.5 & E 4.6 of API 5L radiographs Clause E.3.1.1 of API 5L, Table E1 & As per client All T-Joints of skelp end welds with extent of 150 mm in each X-Ray report &6.3 T-joints of skelp ends If any H R specification M01 clause direction of “T” Joint shall be inspected by X-ray radiographs 5.3.2 A.5 Twice per operating UT calibration standard shift, with second7.0 Clause E.5.3.2 of API 5L. As per clause no. E.5.2 & E.5.3 of API 5L. Cal. Report / graph H RW calibration at interval of 4 hrs. Clause E.3.1 Table E1 & 100% weld seam of All indications producing signals higher than the acceptance Weld Seam Ultrasonic Testing 3.2.3 of API 5L limits of reference standard & API 5L shall be MUT checked.8.1 each pipe (except UT report H RW (AUTO UT) Lack of Penetration Not Accepted >100 mm in weld. untested length) Acceptance as per API 5L & WI for Auto UT.
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 5 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Body Ultrasonic Testing As per client Each Pipe and For Body: <16400 mm² per 1000 mm of strip/plate length (AUTO UT) specification M01 clause Plate/strip edge over or average of 8200 mm² per meter in total length with 4.1.1 & ISO 12094 a minimum width of max. individual size of 1800 mm² Body UT report 50 mm & Min. width of 12 mm. For edge: 10 mm < Length < (or) 20mm, area = 250 mm² & Max. population density of 3 [ (or) 10 mm < Length < 20mm] per 1meter length of edge8.2 H RW Complete circumference of the pipe ends over band of at least 50 mm width shall be ultrasonically tested for lamination . As per client Coil UT report Coil UT specification M0 1 Each Pipe For Body: Acceptance Level B1 of ISO 12094 Clause 4.1.1 For edge: Acceptance Level Annex 3.2.3 of API 5L Clause E.3.2.1 of API 5L Manual ultrasonic testing & As per client As per client specification M01 & API 5L Acceptance as8.3 Each Pipe MUT report H RW for weld & body specification M01 clause per API 5L & WI for MUT 5.3.2 A.3a) Each pipe End untested RW weld length from Auto UT API 5L clause E.3.2.1 Each Pipe Acceptance as per API 5 L & WI for MUT. MUT report H & Auto UT indications MUT of 25 mm from the As per client In accordance with Annex E.3.2.3 & Approved WI forb) beveled ends of pipe specification M01 clause Each Pipe ends UT report H RW MUT. circumference A.3 The complete strip end weld shall be subjected to manual Clause E.3.1.1 of API ultrasonic testing.c) Skelp Joint Skelp weld 100% MUT report H RW 5L Table E1 Acceptance as per API 5L.
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 6 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Clause E. 3.2.2 of API All indication from MUT shall be confirmed by X-ray,9.0 Indication from MUT If any X-Ray report H R 5L. acceptance as per clause no. E 4.5 & E 4.6 of API 5L. Clause C.4.6 of API 5L & As per client All weld repaired areas shall be inspected by UT and X-9.1 Weld Repair areas If any X-Ray report H R specification M01 clause ray 5.4.2 Residual Magnetism Each end of pipe Clause E.7 & E.7.6 of The average of the four reading shall not exceed 30 gauss10.0 selected once per 4 Test Report H RW (if MPI is carried out) API 5L. and no one reading shall not exceed 35 gauss hours Workmanship, Visual11.0 Inspection and Repair of Defects Clause 10.2.7 of API 5L & As per client Visual & Each pipe inside &11.1 Visual Inspection specification M01 Clause Pipe shall be visually inspected from ID and OD dimensional H RW outside no.5.3.3 (Visual Report Inspection ) As per client Dents shall not exceed 6mm, nor shall they extent in any Visual & specification M01 Clause direction over a distance longer than ¼ of pipe Diameter.11.2 Dents If any dimensional H RW no. 5.3.3. Visual Dent containing creases, sharp edged imperfections or Report Inspection Point 5 gouges shall be considered as Defects. As per client Visual & specification M01 Clause Each pipe & maintain 10% of the specified Wall Thickness but up to Max.11.3 Radial Offset of edges dimensional H RW 5.3.3 Visual Inspection record 3 pipe /shift 1.6mm Report Point 3
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 7 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI As per client specification M01 Clause One per heat/50 pipes H Misalignment of weld Distance between centre line of internal & external weld11.4 5.3.3 Visual Inspection Macro Reports RW beads in weld macro section. Point 2 & Table 14 Of API 5L Clause 9.10.2 of API 5L11.5 & As per client Height of weld bead Each pipe & record Visual & specification M01 Clause Maximum 3.0 mm at ID & OD H RW (inside & outside) 3pipes/shift dimensional report 5.3.3 Visual Inspection Point 7 All pipes shall be free from defects in the finished Clause 9.10.2 of API 5L condition. & As per client11.6 Cracks & leaks specification M01 Clause If any All pipes shall be free from cracks and leaks. Cracks shall ------- H RW 5.3.3 Visual Inspection not be repaired. Point 4 The acceptance criteria for imperfections found by NDI shall be in accordance with annex E of API 5L Undercuts that have a depth < 0.4 mm are acceptable regardless of length, and shall be treated in accordance with clause C.1 of API 5L Undercuts shall not exceed 0.5 mm in depth and 25 mm Clause 9.10.2 of API 5L in length. & As per client Visual &11.7 Undercuts specification M01 Clause If any 1. there are no more than two such undercuts in dimensional H RW 5.3.3 Visual Inspection any 300 mm length of weld, and report Point 5 2. All such undercuts are treated in accordance with clause C.2 API 5L. The undercuts that exceed the limits specified in item b) shall be classified as defects and shall be treated in accordance with clause C.3 of API 5L.
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 8 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI Clause 9.13.2.2 of API Inside & outside weld Visual & 5L & per client Weld reinforcement shall be removed Up to 150mm11.8 bead grinding (End Each pipe dimensional H RW specification M01 clause externally & 150mm internally at both ends of the pipe. flushing) report 5.3.3.9 Any hard spot having dimension greater than 50 mm in Clause 9.10.6 & 10.2.4.8 any direction & hardness greater than 345 HV10 shall be11.9 Hard spots(if any) If any Visual report H RW of API 5L rejected. Pipes containing such defects shall be treated in accordance with Clause no. C.3b) or C.3c) of API 5L. As per client specification M01 clause No Lamination accepted within 25 mm circumference of11.10 Laminations If any Visual report H RW 5.3.3.non destructive test pipe ends. clause 1. Arc burns shall be treated in accordance with Clause-C.2, C.3(b) OR C.3(c) except that they may be removed by chipping or machining, provided that the resultant cavity11.11 Arc burns Clause 9.10.3 of API 5L If any Visual report H RW is thoroughly cleaned and checked for complete removal of damage material by etching with 10% solution of ammonium per sulfate or a 5%solution of natal. Other defects (Geometric API 5L clause 9.10.5,11.12 If any Other Geometric deviations as per API 5L clause 9.10.5.1 Visual report H RW Deviations & Scratch Mark) 9.10.7 API 5L 8.10 or As per For finished helical seam pipes the junction of the strip Visual & Skelp end welds in finished11.13 client specification M01 If any end welds and helical-seam welds shall be at least 500 dimensional H RW pipes clause 4.2.3 mm from the pipe ends. report API 5L clause 9.10.5.1 & Visual & As per client spec. M0111.14 Peaking If any Max 1.5mm dimensional H RW clause 5.3.3(Visual report Inspection 6)
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 9 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI DIMENSIONS,12 WEIGHTS & LENGTHS As per client - 0.5mm & + 1.5 mm of nominal wall thickness Visual &12.1 Wall thickness specification M01 Clause Each pipe If Grounded areas the wall thickness measured shall be dimensional H RW 5.3.3.6 & 5.4.1 within ± 0.1times of nominal WT. Report Item # 1,#2,#3 shall be supplied in following length • Min Length – 12.00 meters • Max Length – 18.00 meters As per client Visual &12.2 Pipe length specification M01 Clause Each pipe • Min AVG Length – 15.00 meters dimensional H RW 5.3.3.7 For Item #4 Report • Min. Length – 10.00( upto 5% of the order quantity) • Max. Length – 12.2 meters Each pipe Total deviation from straight line for all pipes shall not Visual & Clause 9.11.3.4 of API12.3 Straightness exceed 0.2% of the pipe length & 4.0 mm max for a dimensional H RW 5L distance of 1000 mm from the extreme pipe ends. Report API 5L Clause 9.11.3.1 SWCC Spec M01, Cl 5.3.3.2, specifies. Inside Diameter Outside diameter at the Table-10 , Clause - Each pipe measurement at ends and the ID Tolerance of same are Visual &12.4 pipe end over a length of 10.2.8.3 & As per client given in this MITPS sr no 12.6. ( This alternate dimensional H RW 100 mm specification M01 Clause measurement is permitted by API 5L Table 10 Note c & Report 5.3.3.1 clause 10.2.8.3)12.5 Outside diameter at pipe As per client Visual & body (measured with pie specification M01 Cause Each pipe OD = + 3.00 mm max. dimensional H RW tape & recorded) 5.3.3 of 3 Report
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 10 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI Inside diameter at the pipe As per client Visual & end over a length of 10012.6 specification M01 Cause Each Pipe ID = + 1.6 mm max. dimensional H RW mm (measured with pie 5.3.3.2 Report tape & recorded) As per client Visual & specification M01 Cause12.7 Out of roundness Each Pipe As per Sr.No. 12.7.1 & 12.7.2 dimensional H RW 5.3.3.4 & API 5L Table Report 10 Visual & Each pipe & record 312.7.1 At Pipe Ends As Agreed 1% of pipe Nom Diameters dimensional H RW pipes/ shift Report Visual & Each pipe & record 312.7.2 At other than ends (Body) As Agreed 1.5% of pipe Nom Diameters dimensional H RW pipes/ shift Report Visual &12.8 Weight Clause 9.14.1 of API 5L Each pipe + 10% & - 3.5 % of nominal weight dimensional H M Report Pipe Ends & End12.9 Protectors As per client Bevel angle. 30° (+5°, -0°) Visual &12.9.1 Bevel angle & root face specification M01 Clause Each pipe dimensional H RW 5.3.3.9 Root face 1.6 mm (± 0.8 mm) Report As per client Visual & At least 3 pipes per12.9.2 End Squareness specification M01 Clause Squareness ≤1.6 mm dimensional H RW shift 5.3.3.9 Report Metallic bevel end protector shall be provided at both 13 Bevel protectors ------- Each pipe ------- H M ends.
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 11 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI Repair prohibition &14 procedure As per client Approved WPS &14.1 Repair procedure specification M01 clause If any As per approved WPS & PQR H H PQR 5.4.2 & API 5L Following requirements shall also be complied with for repair welding • The total length of repaired zone on each pipe weld shall be < 4% of the total length of weld. • Weld defect separated by less than 100 mm shall be repaired as a continuous single repair. • Each single repair shall be carried out with a minimum of two layers/passes over a length of at least 50 mm. • If Repaired after Hydro Testing the pipe shall be re- hydro tested after repair. API 5L & As per client Rectification • Weld repair shall be performed using a qualified14.2 Repair Prohibition specification M01 clause If any WPS. report / approved H RW 5.4.2 • After weld repair, the total area of the repair shall be WPS & PQR radiographically& ultrasonically inspected in accordance with Annex E of API 5L. • Through thickness & Crack repair is not allowed. • LOP >100 mm is not acceptable. It is Subject to Rejection. • Repeated repair at the same spot are not allowed. • Repair by welding on base material is not Permitted. Repair By Grinding may be applied as per API 5L provided the remaining wall thickness is not less than 0.1 of the nominal wall thickness. Test report & Insp. & test15.0 API 5L clause 13 Each pipe All documents as per API 5L H R certification of pipes reports
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 12 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI Marking shall be on the inside surface of the pipe, starting of a point at least 150 mm from one of the pipe ends and include the following information, as applicable. 1. Name or mark of the manufacturer. 2. Specified outside diameter. 3. Specified wall thickness. 4. Pipe steel grade. 5. Product specification level designation. clause 11.2.1 of API 5L & 6. Type of pipes. (Table 2 of API 5L ) 16.0 Marking on finished pipe As per client specification Each pipe one End ------- H M M01 clause 6.2.2 7. Mark of customer’s inspection representative if applicable. 8. An identification number which permits the correlation of the product or delivery unit with the related inspection documents, if applicable. 9. For specified outside diameter marking in USG or SI unit, it is not necessary to include the ending zero digit to the right of the decimal sing. The area of the pipe to be marked shall be clean and dry The size of the lettering shall be 20 mm. Pipe number shall be stamped on bevel(B) PRODUCTION TESTS Chemical analysis (Product Table 18 of API 5L 2 pipes / heat All elements as per Annexure – A of this MITPS Chemical test B.1 – Base Metal) 10.2.4.1 report H H B.2 Mechanical Tests
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 13 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI For PSL 2 pipe, the tensile properties shall be given in Table 7. The tensile test shall be carried out in accordance with ISO 6892 or ASTM A370. API 5L clause 9.3.2, For pipe body tests, the yield strength, the yield ratio and 10.2.3.2, 10.2.4.2, Table the percentage elongation after fracture shall be Transverse tensile test 1 pipe/ heat & 1 per determined. B.2.1 7 &18 and As per client Mech. Test report H H (Base Metal) test unit specification M01 clause The percentage elongation after fracture shall be reported 5.3.2 B.1 with reference to a gauge length of 50 mm (2 in.). For test pieces having a gauge length less than 50 mm (2 in.), the measured elongation after fracture shall be converted to a elongation in 50 mm (2 in.) in accordance with ISO 2566 or ASTM A 370. Test pieces for tensile test as per clause 10.2.3.2. (The samples shall be taken in such a way that API 5L or As per client Transverse tensile test - 1 pipe/heat/ & 1 per the testing frequencies of API including weeklyB.2.2 (a) specification M01 5.3.2 Mech. Test report H H Helical Weld Seam test unit weld tensile test per welding line is B.2 complied) One face and one root face bend weld test shall be made Guided bend test Helical API 5L or As per client on samples cut from pipe.B.2.3 (a) 1pipe / per test unit Mech. Test report Weld Seam specification M01 5.3.2 The dimension ‘A’ in guided bend test shall not be H H B.3 exceed 4 times of the specimen thickness Acceptance criteria shall be as per API 5L API 5L or As per client Sub size specimen as applicable shall be used. CVN Impact B.2.4 specification M01 5.3.2 1 pipe / per test unit Acceptance for full size specimen shall be : Test Report H H Helical Weld Seam B.4 As per API 5L table 8 Hardness test API 5L or As per client B.2.5 specification M01 5.3.2 1 pipe / per test unit Max.300 HB Test report H H Helical Weld Seam D
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 14 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI Metallographic examination (macro 1 pipe / shift / 50 The alignment of internal and external seams shall beB.2.6 etching) Clause 10.2.5 of API 5L Test report H H Pipes from same heat verified. Helical Weld Seam Skelp Weld – API 5L clause 9.3.2, Tensile,Charpy,bend,hardn 10.2.3.2, 10.2.4.2, Table Once per Lot of 50B 2.7 Refer B 2.2,2.3,2.4,2.5 & 2.6 acceptance criteria Test report H H ess & macro 7 &18 and As per client skelp weld pipes specification M01 As per client specification clause no Retesting & rejection 5.3.2.C & API 5L AnnexB.3 If any As per clause 10.2.12.1 of API 5L & Annex N Test report H RW criteria N C FIRST DAY PRODUCTION TEST (ONE PIPE OF COMPLETELY FINISHED PIPE OF FIRST DAY’S PRODUCTION ) As per client specification M01 4.2.4 & 4.2.5 As per clientC.1 Hydrostatic test specification M01 clause PQT pipe As per clause. 5 of this MITPS MPQT report H H 5.3.2 A(2) Clause E.3.1 & Table E1 Automatic & manual MPQT report of API 5L & As per Complete weld length shall be UT tested as per clause.C.2 Ultrasonic testing (Weld PQT pipe H H client specification M01 8.0 A, 8.0 B & 8.1 OF this MITPS and Body) clause 4.1.1 As per Client PQT Pipe – Radiographic testing ofC.3 specification M01 Clause Fluoroscopy Entire As per clause 6.1 of this MITPS MPQT report H R weld seam 5.3.2 A3 weld length
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 15 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI API 5L & As per client Pipe shall be examined visually for dimensional tolerance H H Visual & dimensionalC.4 specification M01 Clause PQT pipe and apparent surface defects As per clause 11.0 & 12.0 of MPQT report examination 5.3.1 this MITPS Chemical analysis PQT pipe (1 samples/ All elements as per Annex. A of this MITPS for Base and H RC.5 API 5L as per approved WPS for Weld MPQT report (Product-Base & Weld) pipe) ALI 5L & As per clientC.6 Mechanical test specification M01 Clause MPQT report 5.3.1 As per API 5L table 7C.6.1 Transverse Base Tensile API 5L PQT pipe MPQT report H H As per API 5L table 7C.6.2 Transverse Weld Tensile API 5L MPQT report H H In accordance with clause no. 10.2.4.6, 10.2.3.6 & tableC.6.3 Guided bend test API 5L PQT pipe 23 of API 5L. MPQT report H H Acceptance as per Clause 9.7.1 of API 5L CVN impact for base, weld and HAZ at Test Temperature, Zero Degree C shall be done and the acceptance for full size specimen shall be as per API 5L API 5L As per client Table 8. CVN ImpactC.6.4 specification M01 Clause PQT pipe Additionally Transition curve shall be established by MPQT report H H Pipe Body, Weld & HAZ 5.3.1.5 testing at following Test temperatures, -40°C,-20°C, 0°C, 20°C & 60° C, for Each Location. The transition curve will be plotted. This is for information only and no acceptance criterion is stated.
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 16 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3 Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria Documents No. Specification WMEP TPI Test temperature =0°C CVN Impact of Skelp endC.6.5 API 5L PQT PIPE Acceptance for full size specimen shall be : Test Report H W welds (Weld and HAZ) As per API 5L table 8 Guided bend test of In accordance with clause no. 10.2.4.6, 10.2.3.6 & table H 1 set from skelp Mech. Test reportC.6.6 API 5L 23 of API 5L. W Strip end weld (Root & face) Acceptance as per Clause 9.7.1 of API 5L Transverse tensile test As per API 5L table 7 HC.6.7 API 5L 1 skelp end weld Mech. Test report W (Strip end weld) Metallographic examination(macro The alignment of internal and external seams shall beC.6.8 API 5L PQT pipe MPQT report H W etching)Helical & Skelp verified. end welds Hardness test Helical & WC.6.9 API 5L PQT pipe 318 HV 10 as per clause 5.3.2.D of cust. spec MPQT report H Skelp end weldsLEGENDS: H- HOLD, W- WITNESS, M- MONITER, R- REVIEW, RW = RANDOM WITNESS, TPI-THIRD PARTY INSPECTION AGENCY, FDPT – FIRST DAY PRODUCTION TEST,WI-WORK INSTRUCTION
    • DOCUMENT NO. : WMEP/MITPS/6000 MANUFACTURING INSPECTION TESTING MITPS NO. : MITPS/DONG HO/001 (Rev. 0) PROCEDURE SPECIFICATION PAGE NO : 17 OF 17 WELSPUN MIDDLE EAST PIPES LLC PLANT : SPM-1/SPM-2/SPM-3Sr. Ref. Standard / Inspection Stage Work Description Testing Frequency Acceptance Criteria DocumentsNo. Specification WMEP TPI ANNEXTURE – A MAX. % ALLOWED MAX. % ALLOWED ELEMENT ELEMENT X52M X52M C 0.20 CE(IIW) 0.43% Notes: Mn 1.40 1) For each reduction of 0.01% below the specified maximum for Si 0.45 carbon, an increase of 0.05% above the specified maximum for manganese is permissible, up to a maximum of 1.65% for X 52 P 0.025 Grade. S 0.010 2) CE (Pcm)= C + Si/30 + (Mn+Cu+Cr) / 20 + Ni/60 +Mo/15+ V/10 +5B Cr 0.30 3) CE (IIW)= C + Mn/6 + (Cr+Mo+V)/5 + (Ni+Cu)/15, 0.50 d) The sum of the niobium, vanadium and titanium concentration Co shall be ≤ 0.15%. Mo 0.15 Ni 0.30