Chinese-made American standard steel plate grades ASTM A204C Chemical composition of pressure vessel plates&Mechanical properties
ASTM A204C 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 A204 C 0.23-0.28 0.9-0.98 0.13-0.45 0.035 0.035 - - 0.45-0.6 43 [295] 75-95 [515-655] 16 20