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Low Temperature Grades 

Low Temperature Grades

Low temperature grades for tubing and casing to be used in arctic regions where high impact toughness at subzero temperatures are requested.

Name Y.S. range
(ksi-MPa) 		U.T.S. min.
(ksi-MPa) 		CVN average value min. Pipe inspection Coupling colour code
VM 55 LT 55 (379) - 80 (552) 75 (517) 30 ft lb (41 J) These average values for Charpy V-Notch absorbed energy have been determined at -50°F (-46°C) on three full size impact specimens taken transversally when it is possible, or longitudinally, on pipes and coupling stocks. A full length non destructive inspection is performed in accordance with API 5CT for external and internal, longitudinal and transverse defects with a standard notch depth equal to 5% of the specified wall thickness. VM 55 LT
VM 80 LT 80 (552) - 95 (655) 95 (655) 30 ft lb (41 J) VM 80 LT
VM 95 LT 95 (655) - 110 (758) 105 (724) 30 ft lb (41 J) VM 95 LT
VM 110 LT 110 (758) - 140 (965) 125 (862) 30 ft lb (41 J) VM 110 LT
VM 125 LT 125 (862) - 150 (1034) 135 (931) 30 ft lb (41 J) VM 125 LT

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