C55M2 - ISO 683-18-1996

Grade	C55M2
Corresponding Standard	ISO 683-18-1996 Heat-Treatable Steels, Alloy Steels and Free-Cutting Steels - Part 18: Bright Products of Unalloyed and Low Alloy Steels
Classification	Carbon Steel

C55M2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.52	0.1	0.6	-	0.02
Maximum Value	0.6	0.4	0.9	0.035	0.04

1 Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering

International Organization for Standardization	Germany	France	European Standard
ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade
C55M2	Cm55	XC55H1u	C55R	1.1209

2 Approximate Comparison Table High-Quality Carbon Structural Steel

China	Japan	United States	International Organization for Standardization	France	Russia	United Kingdom
GB	JIS	ASTM/AISI	ISO	NF EN/NF	GOST	BS EN/BS
55 (GB/T 699-1999)	S55C	1055	C55 C55E4 C55M2 (ISO 630-1:1987)	C55 XC55	55	060A57 070M55

C55M2 Corresponding Standards(Same grade name, different standards)

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