JIS-SCMnCr-M3B

C(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Mo(%)	Yield stress (Mpa)	Tensile stress (Mpa)	Elongation (%)
C(%)(%) 0.3-0.4	Si(%)(%) 0.3-0.6	0.3-0.4	P(%)(%) <=0.04	S(%)(%) <=0.04	0.3-0.4	0.3-0.4	0.3-0.4	0.3-0.4	0.3-0.4

High Tensile Strength Carbon Steel Castings and Low Alloy Steel Castings for Structur

JIS

G5111

SCMnCr-M3B

Heat Treatment of steel grade SCMnCr3
Heat treated : 1533°C - 1397°C

Steel Type	Standard	Country Code	C(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Mo(%)
SCMnCr-M3B	7145	CNS	0.3-0.4	0.3-0.6	1.2-1.6	<=0.04	<=0.04	0.3-0.7	0.15-0.35
SCMnCr-M3B	G5111	JIS	0.3-0.4	0.3-0.6	1.2-1.6	<=0.04	<=0.04	0.3-0.7	0.15-0.35
115-95	A148	ASTM				<=0.05	<=0.06

SCCrM3A	SCMn3A	SCC5A	SCMn1A	80-40	SCNCr-M2B	SCC5A	SCMn1A	SCCrM3B	SCMnCr-M3B
SCMn2B	SCMnCr-M3A	SCNCr-M2A	SCMn5B	115-95	SCSiMn2A	SCMnCr-M3B	SCMn2B	SCMn2B