4J47

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#4J47

Description

China GBT 4J47 expansionalloy and 4J47 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 4J47

Category	Type	Steel Grade	Standard	Country	Application
Steel Grades	Special Alloy	4J47	GBT	China	expansionalloy
		4J33
		4J34
		4J36
		4J38
		4J40
		4J42
		4J43
		4J44
		4J45
		4J46

Chemical composition(mass fraction)(wt.%) of the 4J47

C(％)	Si(％)	Mn(％)	P(％)	S(％)	Cr(％)	Ni(％)	Fe(%)
0.05	≤0.30	≤0.40	0.020	0.020	0.8-1.4	46.8-47.8	Bal

Mechanical Properties of steel grade 4J47

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)
142 (≥)	544 (≥)	32	42	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	423

Physical Properties of steel grade 4J47

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
41	-	-			0.14	-
928	152	-	21.3	324		-
924	-	33	11.2			124	442

Heat Treatment of steel grade 4J47

Heat treated : 1433°C - 1715°C

Technological Curves of steel grade 4J47

No Curve

Cross Reference Table (Equivalent Grade) of 4J47

Grade	Standard	Country	Application
4J47	GBT	China	expansionalloy

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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Wire rod

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Superalloy & High Temperature Alloy