SCH33

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#SCH33

Description

SCH33 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SCH33

Category	Type	Steel Grade
Steel Grades	Mould Steel	SCH33
		SCH20XNb
		SCH21
		SCH22
		SCH22X
		SCH23
		SCH24
		SCH24X
		SCH24XNb
		SCH31
		SCH32

Chemical composition(mass fraction)(wt.%) of the SCH33

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.25-0.5	1.0-2.5	2.0	0.04	0.03	23-25	23-25
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.5			1.2-1.8
N	Co	Pb	B	Other

Mechanical Properties of steel grade SCH33

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)
386 (≥)	775 (≥)	11	31	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	341

Physical Properties of steel grade SCH33

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
21	-	-			0.43	-
693	781	-	43.3	411		-
251	-	24	44.2			432	422

Heat Treatment of steel grade SCH33

Heat treated : 1211°C - 1256°C

Technological Curves of steel grade SCH33

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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