1.6971

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#1.6971

Description

1.6971 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.6971

Category	Type	Steel Grade
Steel Grades	Carbon Steel	1.6971
		1.7220
		41CrMo4
		1.7223
		49CrMo4
		1.7238
		50CrV4
		1.8159
		51CrV4
		58CrV4
		1.8161

Chemical composition(mass fraction)(wt.%) of the 1.6971

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.75-0.85	0.20-0.30	0.45-0.55	0.025	0.025	0.10-0.20	0.10-0.20
Mo	Al	Cu	Nb	Ti	V	Ce
					≤ 0.05
N	Co	Pb	B	Other

Mechanical Properties of steel grade 1.6971

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)
191 (≥)	843 (≥)	21	33	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	241

Physical Properties of steel grade 1.6971

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
23	-	-			0.44	-
143	335	-	12.3	234		-
339	-	32	21.2			421	443

Heat Treatment of steel grade 1.6971

Heat treated : 1425°C - 1293°C

Technological Curves of steel grade 1.6971

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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