A709 Gr.50W

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#A709 #Gr.50W

Description

A709 Gr.50W Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A709 Gr.50W

Category	Type	Steel Grade
Steel Grades	Carbon Steel	A709 Gr.50W
		A633 Gr.D
		A633 K02003
		A633 Gr.E
		A633 K12202
		A656 Type3
		A656 Type7
		A690 K12249
		A709 Gr.36
		A709 Gr.50
		A709 Gr.50S

Chemical composition(mass fraction)(wt.%) of the A709 Gr.50W

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.2	0.15-0.65	0.75-1.35	0.04	0.05	0.3-0.7	≤0.5
Mo	Al	Cu	Nb	Ti	V	Ce
		0.2-0.5			0.01-0.1
N	Co	Pb	B	Other

Mechanical Properties of steel grade A709 Gr.50W

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)
748 (≥)	176 (≥)	41	33	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	233

Physical Properties of steel grade A709 Gr.50W

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
24	-	-			0.43	-
669	913	-	21.3	441		-
997	-	14	14.2			233	224

Heat Treatment of steel grade A709 Gr.50W

Heat treated : 1519°C - 1538°C

Technological Curves of steel grade A709 Gr.50W

No Curve

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