1.7218 25CrMo4 - EN 10297-1-2003

Grade	1.7218
European Standard Steel Grade	25CrMo4
Corresponding Standard	EN 10297-1-2003 Seamless Steel Tubes for Mechanical and General Engineering Purposes - Technical Delivery Conditions - Part 1: Non-Alloy and Alloy Steel Tubes
Classification	Alloy Steel

1.7218 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo
Minimum Value	0.22	-	0.6	-	-	0.9	0.15
Maximum Value	0.29	0.4	0.9	0.035	0.035	1.2	0.3

1 Approximate Comparison Table Structural Alloy Steel

2 Approximate Comparison Table Cold Heading Steel

3 Approximate Comparison Table Alloy Steel for Quenching and Tempering

China		Japan	International Organization for Standardization	European Standard
GB	ISC	JIS	ISO	EN	Numerical Grade
30CrMo	A30302	SCM425 SCM425H	25CrMo4	25CrMo4	1.7218

4 Approximate Comparison Table Structural Alloy Steel

China	Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia	Sweden	United Kingdom
GB	JIS	SAE	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
30CrMo	SCM420 SCM430	4130	25CrMo4	25CrMo4	25CD4	25CrMo4	1.7218	20KHM 30KHM 30KHMA	2225	708A25 708M25 CFS10

5 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

Japan	International Organization for Standardization	European Standard
JIS	ISO	EN	Numerical Grade
SCM425 SCM425H	25CrMo4	25CrMo4	1.7218

6 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

China	Japan	International Organization for Standardization	European Standard
GB	JIS	ISO	EN
ML25CrMo	SCM425	25CrMo4	25CrMo4

1.7218 Corresponding Standards(Same grade name, different standards)

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