A841 Class7

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#A841 #Class7

Description

A841 Class7 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A841 Class7

Category	Type	Steel Grade
Steel Grades	Carbon Steel	A841 Class7
		A841 Gr.C
		A841 Class1
		A841 Class2
		A841 Class3
		A841 Gr.D
		A841 Gr.E
		A841 Class4
		A841 Class5
		A841 Gr.F
		A841 Class6

Chemical composition(mass fraction)(wt.%) of the A841 Class7

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.1	0.1-0.45	1.1-1.7	0.02	0.008	≤0.3	≤ 0.85
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.5	≥0.02	0.4	≤ 0.1		0.09
N	Co	Pb	B	Other
			≤0.0007

Mechanical Properties of steel grade A841 Class7

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)
136 (≥)	589 (≥)	34	22	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	231

Physical Properties of steel grade A841 Class7

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	-	-			0.31	-
959	428	-	14.3	124		-
168	-	33	14.2			112	312

Heat Treatment of steel grade A841 Class7

Heat treated : 1637°C - 1323°C

Technological Curves of steel grade A841 Class7

No Curve

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