8620

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#8620

Description

8620 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 8620

Category	Type	Steel Grade
Steel Grades	Carbon Steel	8620
		3310
		4320
		4620
		4720
		4820
		52100
		52100 Mod.1
		52100 Mod.2
		52100 Mod.3
		52100 Mod.4

Chemical composition(mass fraction)(wt.%) of the 8620

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.18-0.23	0.15-0.35	0.7-0.9	0.015	0.015	0.4-0.6	0.4-0.7
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25		≤ 0.35
N	Co	Pb	B	Other

Mechanical Properties of steel grade 8620

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)
691 (≥)	387 (≥)	13	22	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical Properties of steel grade 8620

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
14	-	-			0.13	-
748	922	-	32.3	133		-
342	-	24	44.2			421	244

Heat Treatment of steel grade 8620

Heat treated : 1485°C - 1639°C

Technological Curves of steel grade 8620

No Curve

Cross Reference Table (Equivalent Grade) of 8620

Grade	Standard	Country	Application
ICI 8620	AISI	USA
8620			Australia Structural steel
8620H			Australia Structural steel
8620		USA	Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
8620		USA	Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures

Available Suppliers

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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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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy