SCS21

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#SCS21

Description

SCS21 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SCS21

Category	Type	Steel Grade
Steel Grades	Mould Steel	SCS21
		SCS15
		SCS16
		SCS16A
		SCS16AX
		SCS16AXN
		SCS17
		SCS18
		SCS19
		SCS19A
		SCS20

Chemical composition(mass fraction)(wt.%) of the SCS21

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	2.0	2.0	0.04	0.04	18-21	9-12
Mo	Al	Cu	Nb	Ti	V	Ce
			10*C≤1.35
N	Co	Pb	B	Other

Mechanical Properties of steel grade SCS21

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)
691 (≥)	757 (≥)	33	43	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade SCS21

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
32	-	-			0.42	-
325	478	-	41.3	322		-
261	-	34	23.2			232	132

Heat Treatment of steel grade SCS21

Heat treated : 1224°C - 1613°C

Technological Curves of steel grade SCS21

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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Cold rolled/hot rolled

Wire rod

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Superalloy & High Temperature Alloy