G7

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#G7

Description

G7 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: G7

Category	Type	Steel Grade
Steel Grades	Tool Steel	G7
		SKC31
		A1
		A40
		CC
		F0
		F1
		G2
		G3
		G5
		G6

Chemical composition(mass fraction)(wt.%) of the G7

WC ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Co+Ni
80						20
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade G7

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)
968 (≥)	459 (≥)	23	43	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	322

Physical Properties of steel grade G7

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
24	-	-			0.34	-
565	561	-	13.3	144		-
371	-	42	44.2			113	321

Heat Treatment of steel grade G7

Heat treated : 1794°C - 1381°C

Technological Curves of steel grade G7

No Curve

Cross Reference Table (Equivalent Grade) of G7

Grade	Standard	Country	Application
G7	JIS	Japan	Carbide for cutting tools
G7	JIS	Japan	Carbide for cutting tools
EN 2CSG7	EN		Euronorm Structural steel

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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G7