40CrMnMo7

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#40CrMnMo7

Description

40CrMnMo7 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: 40CrMnMo7

Category	Type	Steel Grade
Steel Grades	Tool Steel	40CrMnMo7
		38CrSiV6
		1.2249
		45CrSiV6
		1.2303
		100CrMo5
		1.2305
		102CrMo6
		1.2307
		29CrMoV9
		1.2311

Chemical composition(mass fraction)(wt.%) of the 40CrMnMo7

C	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni	Mo	Other
0.35-0.45	0.20-0.40	1.30-1.60	0.035	0.035	1.80-2.10		0.15-0.25

Mechanical Properties of steel grade 40CrMnMo7

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)
434 (≥)	115 (≥)	33	13	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	243

Physical Properties of steel grade 40CrMnMo7

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
21	-	-			0.32	-
758	499	-	13.3	441		-
422	-	14	23.2			212	332

Heat Treatment of steel grade 40CrMnMo7

Heat treated : 1431°C - 1548°C

Technological Curves of steel grade 40CrMnMo7

No Curve

Cross Reference Table (Equivalent Grade) of 40CrMnMo7

Grade	Standard	Country	Application
40CrMnMo7	DIN	Germany	Cold working alloy tool steel
40CrMnMo7			Spain structural alloy 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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