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651 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 651

Category	Type	Steel Grade
Steel Grades	High Alloy	651
		631
		S17700
		632
		S15700
		633
		S35000
		634
		S35500
		635
		650

Chemical composition(mass fraction)(wt.%) of the 651

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.32	0.55	1.15			18.50	9.00
Mo	Al	Cu	Nb	Ti	V	Ce
1.40				0.25
N	Co	Pb	B	Other	Approximate rnumbe
				Fe... W 1.35 (Nb/Ta)0.4	19-9DL

Mechanical Properties of steel grade 651

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)
463 (≥)	515 (≥)	22	13	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade 651

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
21	-	-			0.23	-
512	416	-	22.3	443		-
137	-	33	21.2			244	122

Heat Treatment of steel grade 651

Heat treated : 1738°C - 1958°C

Technological Curves of steel grade 651

No Curve

Cross Reference Table (Equivalent Grade) of 651

Grade	Standard	Country	Application
UNS J94651	AISI	USA
UNS J94651	AISI	USA
1.6511	DIN	Germany
1.6515	DIN	Germany
J94651	UNS	USA	Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J94651	UNS	USA	Castings, Iron-Chromium-Nickel, Corrosion Resistant, for Severe Service
J94651	UNS	USA	Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J94651	UNS	USA	Castings, Iron-Chromium-Nickel, Corrosion Resistant, for Severe Service

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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