SCH31

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#SCH31

Description

SCH31 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SCH31

Category	Type	Steel Grade
Steel Grades	Mould Steel	SCH31
		SCH20
		SCH20X
		SCH20XNb
		SCH21
		SCH22
		SCH22X
		SCH23
		SCH24
		SCH24X
		SCH24XNb

Chemical composition(mass fraction)(wt.%) of the SCH31

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.15-0.35	1.0-2.5	2.0	0.04	0.03	17-19	8-10
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.5
N	Co	Pb	B	Other

Mechanical Properties of steel grade SCH31

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)
566 (≥)	897 (≥)	12	32	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	211

Physical Properties of steel grade SCH31

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
13	-	-			0.32	-
774	748	-	31.3	113		-
237	-	41	44.2			134	434

Heat Treatment of steel grade SCH31

Heat treated : 1519°C - 1628°C

Technological Curves of steel grade SCH31

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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