1.7238

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#1.7238

Description

1.7238 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.7238

Category	Type	Steel Grade
Steel Grades	Carbon Steel	1.7238
		1.7005
		38Cr4
		1.7043
		42Cr4
		1.7045
		34CrMo4
		1.7220
		41CrMo4
		1.7223
		49CrMo4

Chemical composition(mass fraction)(wt.%) of the 1.7238

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.46-0.52	0.15-0.40	0.50-0.80	0.025	0.035	0.90-1.20
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.30
N	Co	Pb	B	Other

Mechanical Properties of steel grade 1.7238

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)
328 (≥)	439 (≥)	43	21	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	224

Physical Properties of steel grade 1.7238

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
31	-	-			0.23	-
437	224	-	33.3	413		-
319	-	22	31.2			123	121

Heat Treatment of steel grade 1.7238

Heat treated : 1571°C - 1744°C

Technological Curves of steel grade 1.7238

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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