1.1 This specification covers 9 % nickel steel plates, double-normalized and tempered, intended particularly for welded pressure vessels for cryogenic service. 1.2 Plates produced under this specification are subject to impact testing at 320
ASTM
Standard Specification for Pressure Vessel Plates, Alloy Steel, 9 Percent Nickel, Double-Normalized and Tempered
STD-52244
2004
2004-10-01
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