Chinese-made American standard steel plate grades ASTM A387-91 Chemical composition of pressure vessel plates&Mechanical properties
ASTM A387-91 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 A387-91 0.06-0.15 0.25-0.66 0.18-0.56 0.012 0.025 7.9-9.6 - 0.8-1.1 - - - -
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