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

Datasheet for: Steel Grades:Stainless Steel: 665

Category	Type	Steel Grade
Steel Grades	Stainless Steel	665
		S45500
		S45503
		S46500
		S46910
		651
		S63198
		662
		S66220
		660
		S66296

Chemical composition(mass fraction)(wt.%) of the 665

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	0.10-0.80	1.25-2.00	0.040	0.030	12.0-15.0	24.0-28.0
Mo	Al	Cu	Nb	Ti	V	Ce
1.25-2.25	≤0.25	≤0.25		2.7-3.3
N	Co	Pb	B	Other
			0.01-0.07

Mechanical Properties of steel grade 665

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)
444 (≥)	219 (≥)	14	24	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	323

Physical Properties of steel grade 665

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
31	-	-			0.24	-
884	269	-	12.3	312		-
487	-	32	32.2			233	432

Heat Treatment of steel grade 665

Heat treated : 1992°C - 1353°C

Technological Curves of steel grade 665

No Curve

Cross Reference Table (Equivalent Grade) of 665

Grade	Standard	Country	Application
AISI 665	AISI	USA	precipitation hardening
UNS S66545	UNS	USA	precipitation hardening

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

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Superalloy & High Temperature Alloy

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