A600 M41 T11341 - ASTM A600-1992(R2010)

Grade	A600 M41
USA UNS	T11341
AISI American Iron and Steel Institute	M41
Corresponding Standard	ASTM A600-1992(R2010) Standard Specification for Tool Steel High Speed
Classification	Alloy Steel

A600 M41 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	W	V	Co	More
Minimum Value	1.05	0.15	0.2	-	-	3.75	3.25	6.25	1.75	4.75	Ni+Cu≤ 0.75
Maximum Value	1.15	0.5	0.6	0.03	0.03	4.5	4.25	7	2.25	5.75	Ni+Cu≤ 0.75

A600 M41 Mechanical Properties

	Heat Treatment or Condition	Hardness HBW
Bars, forgings, thick plates, thin plates, strip products	Cold Drawing	HB ≤285
Bars, forgings, thick plates, thin plates, strip products	Cold Drawn and Annealed	≤277
Bars, forgings, thick plates, thin plates, strip products	Annealing	≤269
Bars, forgings, thick plates, thin plates, strip products	Heat Treatment	HR ≥66

1 Approximate Comparison Table High-Speed Steel 4

2 Approximate Comparison Table High-Speed Steel 2

China		United States		International Organization for Standardization	Germany		France	United Kingdom
GB	ISC	ASTM	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	BS EN/BS
W7Mo4Cr4V2Co5	T77445	M41	T11341	HS 7-4-2-5	S 7-4-2-5	1.3246	HS 7-4-2-5	HS 7-4-2-5 BM41

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