GB ISC คมช JIS KS ASTM UNS ISO DIN EN / DIN W-Nr. NF EN / NF GOST SS BS EN / BS Q235A Q235B Q235C Q235D (A3) (C3) U12352 U12355 U12358 U12359 SS400 SS400 (SS41) SS400 A570 Gr.A A570 Gr.D A283M Gr.D K02501 K02502 Fe360A Fe360D S235JR S235JRG1 S235JRG2 (St37-2) (USt37-2) (RSt37-2) 1.0037 1.0036 1.0038 ...
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