630

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#630

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630 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 630

Category	Type	Steel Grade
Steel Grades	Stainless Steel	630
		S44023
		S44025
		XM-32
		S64152
		XM-13
		S13800
		XM-12
		S15500
		632
		S15700

Chemical composition(mass fraction)(wt.%) of the 630

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.07	1.00	1.00	0.040	0.030	15-17.5	3.0-5.0
Mo	Al	Cu	Nb	Ti	V	Ce
		3.0-5.0
N	Co	Pb	B	Other
				(Nb+Ta)0.15-0.45

Mechanical Properties of steel grade 630

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
148 (≥)	378 (≥)	31	34	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	422

Physical Properties of steel grade 630

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
12	-	-			0.31	-
245	629	-	11.3	244		-
765	-	42	12.2			324	111

Heat Treatment of steel grade 630

Heat treated : 1132°C - 1298°C

Technological Curves of steel grade 630

No Curve

Cross Reference Table (Equivalent Grade) of 630

Grade	Standard	Country	Application
AISI 630	AISI	USA	precipitation hardening
ASTM 630	ASTM	USA	precipitation hardening
UNS S63005	UNS	USA	precipitation hardening
UNS S63016	UNS	USA	precipitation hardening
UNS S63017	UNS	USA	precipitation hardening
UNS S63014	UNS	USA	precipitation hardening
UNS S63015	UNS	USA	precipitation hardening
UNS S63007	UNS	USA	precipitation hardening
UNS S63008	UNS	USA	precipitation hardening
UNS S63009	UNS	USA	precipitation hardening
UNS S63011	UNS	USA	precipitation hardening
UNS S63012	UNS	USA	precipitation hardening
UNS S63013	UNS	USA	precipitation hardening
UNS S63018	UNS	USA	precipitation hardening
SUS630	JIS	Japan	precipitation-hardening stainless
SUS630FB	JIS	Japan	precipitation hardening
STS630			precipitation hardened steel
STS630			precipitation hardened steel
ICI 8630	AISI	USA
CNS 630		China	CNS standard precipitation hardening stainless steel

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Rfq.: sales@longhaisteel.com

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