XM-9

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#XM-9

Description

XM-9 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: XM-9

Category	Type	Steel Grade
Steel Grades	High Alloy	XM-9
		631
		S17700
		632
		S15700
		633
		S35000
		634
		S35500
		635
		S17600

Chemical composition(mass fraction)(wt.%) of the XM-9

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.05	0.3	0.5	0.03	0.05	14-14.5	6.5-7
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.3	≤0.1			0.6-0.9
N	Co	Pb	B	Other

Mechanical Properties of steel grade XM-9

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)
995 (≥)	214 (≥)	44	22	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade XM-9

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
42	-	-			0.34	-
466	837	-	12.3	231		-
433	-	44	34.2			322	442

Heat Treatment of steel grade XM-9

Heat treated : 1865°C - 1697°C

Technological Curves of steel grade XM-9

No Curve

Cross Reference Table (Equivalent Grade) of XM-9

Grade	Standard	Country	Application
ASTM XM-9	ASTM	USA	precipitation hardening
ASTM XM-9	ASTM	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

Quality special steel

Superalloy & High Temperature Alloy