S44020 - ASTM A582/A582M-2012(R2017)

USA UNS	S44020
AISI American Iron and Steel Institute	440F
Corresponding Standard	ASTM A582/A582M-2012(R2017) Free-Machining Stainless Steel Bars
Classification	Martensitic Stainless Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	0.95	-	-	-	0.15	16	-	-
Maximum Value	1.2	1	1.25	0.06	-	18	0.5	0.6

Mechanical Properties

Heat Treatment or Condition	Hardness HBW
Annealing	≤285

Approximate Comparison Table Martensitic Stainless Steel

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