XM-28

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#XM-28

Description

XM-28 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: XM-28

Category	Type	Steel Grade
Steel Grades	High Alloy	XM-28
		S20910
		XM-31
		S21400
		S21800
		XM-10
		S21900
		XM-11
		S21904
		XM-29
		S24000

Chemical composition(mass fraction)(wt.%) of the XM-28

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.15	1	11-14	0.04	0.03	16.5-19	0.5-2.5
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
0.2-0.45

Mechanical Properties of steel grade XM-28

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)
956 (≥)	157 (≥)	13	44	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade XM-28

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
22	-	-			0.24	-
598	612	-	34.3	143		-
872	-	43	13.2			323	331

Heat Treatment of steel grade XM-28

Heat treated : 1892°C - 1173°C

Technological Curves of steel grade XM-28

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

Quality special steel

Superalloy & High Temperature Alloy