686

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#686

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

Datasheet for: Steel Grades:High Alloy: 686

Category	Type	Steel Grade
Steel Grades	High Alloy	686
		680
		N06002
		681
		682
		683
		N07041
		684
		N07500
		685
		N07001

Chemical composition(mass fraction)(wt.%) of the 686

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.12					15.00	...
Mo	Al	Cu	Nb	Ti	V	Ce
5.00	2.00			2.50
N	Co	Pb	B	Other	Approximate rnumbe
				Fe 10.00	R-235

Mechanical Properties of steel grade 686

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)
874 (≥)	954 (≥)	31	22	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	224

Physical Properties of steel grade 686

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	-	-			0.41	-
846	441	-	43.3	411		-
318	-	34	14.2			244	334

Heat Treatment of steel grade 686

Heat treated : 1693°C - 1198°C

Technological Curves of steel grade 686

No Curve

Cross Reference Table (Equivalent Grade) of 686

Grade	Standard	Country	Application
AISI 686	AISI	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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Superalloy & High Temperature Alloy

686