SUS631-CSP - JIS G 4313-2011 - H2ABC

中文版

Grade	SUS631-CSP
Corresponding Standard	JIS G 4313-2011 Cold rolled stainless steel strip for springs
Classification	Precipitation-Hardening Stainless Steel
Properties	Hardness Corrosion Resistance

SUS631-CSP Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Al
Minimum Value	-	-	-	-	-	16	6.5	0.75
Maximum Value	0.09	1	1	0.04	0.03	18	7.75	1.5

SUS631-CSP Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
1/2H*	Cold Rolled or Annealed or Solution Heat Treatment with Aging	≥1080	-	≥5	HV ≥350
3/4H	Cold Rolled or Annealed or Solution Heat Treatment with Aging	≥1180	-	-	≥400
H	Cold Rolled or Annealed or Solution Heat Treatment with Aging	≥1420	-	-	≥450
O**	Cold Rolled or Annealed or Solution Heat Treatment with Aging	≤1030	≤380	≥20	≤200

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