AF-918

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#AF-918

Description

AF-918 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: AF-918

Category	Type	Steel Grade
Steel Grades	High Alloy	AF-918
		654-SMO
		744X
		2205(C)
		2507
		4565 S
		AERMET100
		AerMet 310 Alloy
		AF2-1DA
		AF-71
		AF-913

Chemical composition(mass fraction)(wt.%) of the AF-918

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.025	0.80	0.10	0.0025	0.002	24.0-26.0	6.50-8.00
Mo	Al	Cu	Nb	Ti	V	Ce
3.00-4.00		1.20-2.00
N	Co	Pb	B	Other
0.23-0.33				W 0.80-1.20

Mechanical Properties of steel grade AF-918

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)
252 (≥)	955 (≥)	23	12	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	431

Physical Properties of steel grade AF-918

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
34	-	-			0.12	-
246	261	-	32.3	424		-
332	-	41	34.2			144	134

Heat Treatment of steel grade AF-918

Heat treated : 1241°C - 1418°C

Technological Curves of steel grade AF-918

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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Superalloy & High Temperature Alloy