Carbon Steel Bar

AISI/SAE 8620 Carbon Steel Bar

AISI/SAE 8620 Carbon Steel Bar Description8620 alloy steel is a medium-carbon low-alloy steel with high hardness and dimensional stability, as well as high strength and plasticity. In addition, 8620 alloy steel also has good weldability, forgeability and processability, and i

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AISI/SAE 8620 Carbon Steel Bar Description

8620 alloy steel is a medium-carbon low-alloy steel with high hardness and dimensional stability, as well as high strength and plasticity. In addition, 8620 alloy steel also has good weldability, forgeability and processability, and is widely used in industrial fields such as manufacturing shaft parts, gears, carburized parts, crankshafts and machine tools. 8620 alloy steel is widely used in aviation, automobiles, machinery and other fields, especially in manufacturing high-load, high-strength and fatigue-resistant parts.

Product Parameters

Product Name	AISI/SAE 8620 Carbon Steel Bar
Standard	EN/DIN/JIS/ASTM/BS/ASME/AISI, etc.
Common Round Bar Specifications	3.0-50.8 mm, Over 50.8-300mm
Flat Steel Common Specifications	6.35x12.7mm, 6.35x25.4mm, 12.7x25.4mm
Hexagon Bar Common Specifications	AF5.8mm-17mm
Square Bar Common Specifications	AF2mm-14mm, AF6.35mm, 9.5mm, 12.7mm, 15.98mm, 19.0mm, 25.4mm
Length	1-6meters, Size Accept Custom
Diameter(mm)	Hot Rolling Round Bar	25-600	Cold Rolling Square Bar	6-50.8
	Hot Rolling Square Bar	21-54	Cold Rolling Hexagon Bar	9.5-65
	Cold Rolling Round bar	6-101.6	Forged Rebar	200-1000
Surface Process	Bright, Polished, Black
Other Services	Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

Chemical Composition

C	Mn	Si	Mo	Cr	Ni	S	P
0.18-0.23	0.70-0.90	0.15-0.35	0.15-0.25	0.40-0.60	0.40-0.70	0.035	0.040

Mechanical Properties

Grade	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation in 100-150 mm (%)	Reduction in Area	Hardness
SAE 8620	≥ 380	≥ 210	≥ 25	≥ 50	≤ 111HB

Scope of Application

AISI 8620 can be used in a variety of medium strength applications, such as camshafts, fasteners, gears and chains/chain pins.

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