- H2ABC

AISI American Iron and Steel Institute	502
Classification	Alloy Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo
Minimum Value	-	-	0.3	-	-	4	0.45
Maximum Value	0.15	0.5	0.6	0.025	0.025	6	0.65

Approximate Comparison Table Martensitic Heat-Resistant Steel

China		Japan	United States		International Organization for Standardization	Germany		Russia
GB	ISC	JIS	ASTM	UNS	ISO	DIN EN/DIN	W-Nr.	GOST
12Cr5Mo (1Cr5Mo)	S45110	STBA 25	502	S50200	TS 37	12CrMo 19-5	1.7362	15Х5М

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!