AF-71

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#AF-71

Description

AF-71 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: AF-71

Category	Type	Steel Grade
Steel Grades	High Alloy	AF-71
		439 UF
		440-XH
		654-SMO
		744X
		2205(C)
		2507
		4565 S
		AERMET100
		AerMet 310 Alloy
		AF2-1DA

Chemical composition(mass fraction)(wt.%) of the AF-71

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.30	0.30	18.0			12.5
Mo	Al	Cu	Nb	Ti	V	Ce
3.00					0.90
N	Co	Pb	B	Other
0.20			0.20	Fe...

Mechanical Properties of steel grade AF-71

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)
579 (≥)	218 (≥)	34	33	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	433

Physical Properties of steel grade AF-71

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
44	-	-			0.33	-
919	343	-	41.3	414		-
239	-	21	42.2			132	132

Heat Treatment of steel grade AF-71

Heat treated : 1715°C - 1317°C

Technological Curves of steel grade AF-71

No Curve

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