G20NiMoCr4

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#G20NiMoCr4

Description

G20NiMoCr4 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: G20NiMoCr4

Category	Type	Steel Grade
Steel Grades	Mould Steel	G20NiMoCr4
		GS-34CrNiMo6
		1.6582
		G33CrNiMo7-4-4
		1.6740
		GS-33CrNiMo7-4-4
		1.6740
		GS-38CrNiMo8-4-4
		1.6741
		GS-40CrNiMo6-5-6
		1.6748

Chemical composition(mass fraction)(wt.%) of the G20NiMoCr4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.23	0.60	0.80-1.20	0.025	0.015	0.30-0.50	0.80-1.20
Mo	Al	Cu	Nb	Ti	V	Ce
0.40-0.80
N	Co	Pb	B	Other

Mechanical Properties of steel grade G20NiMoCr4

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)
175 (≥)	733 (≥)	31	23	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	124

Physical Properties of steel grade G20NiMoCr4

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
12	-	-			0.32	-
427	964	-	14.3	244		-
788	-	41	12.2			312	414

Heat Treatment of steel grade G20NiMoCr4

Heat treated : 1623°C - 1539°C

Technological Curves of steel grade G20NiMoCr4

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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