GGG-NiCr20-3

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#GGG-NiCr20-3

Description

GGG-NiCr20-3 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GGG-NiCr20-3

Category	Type	Steel Grade
Steel Grades	Mould Steel	GGG-NiCr20-3
		GGL-NiCr30-3
		0.6676
		GGL-NiSiCr30-5-5
		0.6680
		GGG-NiMn13-7
		0.7652
		GGG-NiCrNb20-2
		0.7659
		GGG-NiCr20-2
		0.7660

Chemical composition(mass fraction)(wt.%) of the GGG-NiCr20-3

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
3.0	1.5-3.0	0.5-1.5			2.5-3.5	18.0-22.0
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade GGG-NiCr20-3

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)
164 (≥)	895 (≥)	43	22	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	341

Physical Properties of steel grade GGG-NiCr20-3

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
34	-	-			0.24	-
993	168	-	33.3	214		-
256	-	12	14.2			232	344

Heat Treatment of steel grade GGG-NiCr20-3

Heat treated : 1774°C - 1595°C

Technological Curves of steel grade GGG-NiCr20-3

No Curve

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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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