A871 TypeⅠ

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#A871 #TypeⅠ

Description

A871 TypeⅠ Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A871 TypeⅠ

Category	Type	Steel Grade
Steel Grades	Carbon Steel	A871 TypeⅠ
		A841 Class2
		A841 Class3
		A841 Gr.D
		A841 Gr.E
		A841 Class4
		A841 Class5
		A841 Gr.F
		A841 Class6
		A841 Class7
		A841 Class8

Chemical composition(mass fraction)(wt.%) of the A871 TypeⅠ

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.19	0.3-0.65	0.8-1.35	0.04	0.05	0.4-0.7	≤0.4
Mo	Al	Cu	Nb	Ti	V	Ce
		0.25-0.4			0.02-0.1
N	Co	Pb	B	Other

Mechanical Properties of steel grade A871 TypeⅠ

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)
177 (≥)	659 (≥)	11	32	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	244

Physical Properties of steel grade A871 TypeⅠ

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
22	-	-			0.21	-
168	363	-	21.3	231		-
483	-	42	31.2			111	411

Heat Treatment of steel grade A871 TypeⅠ

Heat treated : 1233°C - 1721°C

Technological Curves of steel grade A871 TypeⅠ

No Curve

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