A572 Gr.42

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#A572 #Gr.42

Description

A572 Gr.42 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A572 Gr.42

Category	Type	Steel Grade
Steel Grades	Carbon Steel	A572 Gr.42
		1572
		G15720
		Type1
		K11510
		Type2
		K12010
		K12810
		Cr.50
		Cr.55
		k02703

Chemical composition(mass fraction)(wt.%) of the A572 Gr.42

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cu	Ni
0.21	0.4	1.35	0.04	0.05	≤0.2
Mo	Al	Cr	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade A572 Gr.42

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)
158 (≥)	525 (≥)	11	33	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	422

Physical Properties of steel grade A572 Gr.42

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	-	-			0.33	-
837	271	-	14.3	243		-
557	-	21	12.2			324	214

Heat Treatment of steel grade A572 Gr.42

Heat treated : 1741°C - 1894°C

Technological Curves of steel grade A572 Gr.42

No Curve

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