Steel Type	Standard	Country Code	C(%)	Si(%)	Mn(%)	P(%)	S(%)	Cu(%)	Yield stress (Mpa)
Gr.E	A414	ASTM	≦0.27		≦1.20	≦0.035	≦0.035		≧260
Gr.F	A414	ASTM	≦0.31		≦1.20	≦0.035	≦0.035	≧0.20	≧290
Gr.G	A414	ASTM	≦0.31		≦1.35	≦0.035	≦0.035	≧0.20	≧310
SG26	4273	CNS	≦0.20		≦0.30	≦0.04	≦0.04		≧255
SG255	G3116	JIS	≦0.20		≦0.30	≦0.04	≦0.04		≧255
SG30	4273	CNS	≦0.20	≦0.35	≦1.00	≦0.04	≦0.04		≧295
SG295	G3116	JIS	≦0.20	≦0.35	≦1.00	≦0.04	≦0.04		≧295
SG33	4273	CNS	≦0.20	≦0.55	≦1.50	≦0.04	≦0.04		≧325
SG325	G3116	JIS	≦0.20	≦0.55	≦1.50	≦0.04	≦0.04		≧325
SG37	4273	CNS	≦0.20	≦0.55	≦1.50	≦0.04	≦0.04		≧365