SG3

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#SG3

Description

SG3 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SG3

Category	Type	Steel Grade
Steel Grades	Mould Steel	SG3
		EMo
		EMoV
		ECrMo1
		ECrMoV1
		ECrMo2
		ECrMo5
		ECrMo9
		ECrMoWV12
		SG1
		SG2

Chemical composition(mass fraction)(wt.%) of the SG3

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.06-0.13	0.80-1.20	1.60-1.90	0.025	0.025	≤0.15	≤ 0.15
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.15	≤ 0.02	≤ 0.30			≤ 0.03
N	Co	Pb	B	Other
				Zr+Ti ≤0.15

Mechanical Properties of steel grade SG3

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)
325 (≥)	989 (≥)	14	13	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	411

Physical Properties of steel grade SG3

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
14	-	-			0.43	-
769	899	-	24.3	414		-
998	-	11	24.2			122	422

Heat Treatment of steel grade SG3

Heat treated : 1378°C - 1349°C

Technological Curves of steel grade SG3

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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SG3