Chinese-made American standard steel plate grades ASTM A387-22L Chemical composition of pressure vessel plates&Mechanical properties
ASTM A387-22L Approaching Steel Plate Grade Lookup Table

Grade Chemical composition Mechanical properties Remark
C Mn Si S P Cr Ni Mo ReH Rm KV₂ 8inch[200mm],% 2inch[50mm],%
ASTM A387-22L ≤0.12 0.25-0.66 ≤0.5 0.025 0.025 1.88-2.62 - 0.85-1.15 - - - -
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