0.7680

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#0.7680

Description

0.7680 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 0.7680

Category	Type	Steel Grade
Steel Grades	Mould Steel	0.7680
		0.7670
		GGG-NiMn23-4
		0.7673
		GGG-NiCr30-3
		0.7676
		GGG-NiCr30-1
		0.7677
		GGG-NiSiCr30-5-2
		0.7679
		GGG-NiSiCr30-5-5

Chemical composition(mass fraction)(wt.%) of the 0.7680

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
2.6	4.0-6.0	0.5-1.5			4.5-5.5	28.0-32.0
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade 0.7680

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)
531 (≥)	658 (≥)	33	44	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade 0.7680

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
22	-	-			0.44	-
343	541	-	34.3	343		-
466	-	11	43.2			412	431

Heat Treatment of steel grade 0.7680

Heat treated : 1868°C - 1473°C

Technological Curves of steel grade 0.7680

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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