Cf70

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#Cf70

Description

Cf70 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: Cf70

Category	Type	Steel Grade
Steel Grades	Carbon Steel	Cf70
		1.8550
		1.1185
		Cf35
		C35G
		1.1193
		C45G
		CF45
		1.1213
		C53G
		Cf53

Chemical composition(mass fraction)(wt.%) of the Cf70

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.68-0.75	0.15-0.35	0.20-0.35	0.025	0.035
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
0.007

Mechanical Properties of steel grade Cf70

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)
456 (≥)	324 (≥)	31	31	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade Cf70

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
32	-	-			0.32	-
643	811	-	24.3	133		-
633	-	21	41.2			124	213

Heat Treatment of steel grade Cf70

Heat treated : 1346°C - 1261°C

Technological Curves of steel grade Cf70

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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