1.7220

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#1.7220

Description

1.7220 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.7220

Category	Type	Steel Grade
Steel Grades	Carbon Steel	1.7220
		1.1157
		37MnSi5
		1.5122
		45Cr2
		1.7005
		38Cr4
		1.7043
		42Cr4
		1.7045
		34CrMo4

Chemical composition(mass fraction)(wt.%) of the 1.7220

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.30-0.37	0.40	0.60-0.90	0.035	0.035	0.90-1.20
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.20
N	Co	Pb	B	Other

Mechanical Properties of steel grade 1.7220

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)
416 (≥)	123 (≥)	34	21	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	114

Physical Properties of steel grade 1.7220

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	-	-			0.42	-
158	485	-	21.3	441		-
715	-	11	23.2			444	144

Heat Treatment of steel grade 1.7220

Heat treated : 1373°C - 1987°C

Technological Curves of steel grade 1.7220

No Curve

Cross Reference Table (Equivalent Grade) of 1.7220

Grade	Standard	Country	Application
1.7220	DIN	Germany

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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