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SAE 8620 Alloy Steel Round Bar

We are leading company in the field of manufacturing export quality SAE 8620 Alloy Steel Round Bar. These Round Bar are made of using Finest Nickel Alloys. These SAE 8620 Alloy Steel Round Bar are essentially used as a Connector between the pipes at the middle. They are also used as a plug in to resist pressure in Pressure Valves. These have huge demand in many large scale industrial purposes. Our SAE 8620 Alloy Steel Round Bar are one of the best selling known for its  durable leak-proof property.

SAE 8620 Alloy Steel Round Bar Specification

Standards Designation
ASTM B 473

 

Length Diameter
100mm to 6000mm 5mm to 500mm

SAE 8620 Alloy Steel Round Bar Chemical Composition

Min. % Max. %
Carbon 0.17 0.23
Silicon 0.10 0.40
Manganese 0.60 0.95
Nickel 0.35 0.75
Chromium 0.35 0.75
Molybdenum 0.15 0.25
Phosphorous 0 0.04
Sulphur 0 0.04

SAE 8620 Alloy Steel Round Bar Physical Properties

DENSITY (G/CM 3) 8.08
DENSITY (LB/IN 3) 0.292
MELTING POINT (°C) 1425
MELTING POINT (°F) 2600

SAE 8620 Alloy Steel Round Bar Mechanical Properties

Typical Mechanical Properties For Core – Carburised and Oil Quenched at 840 oC
Section Size 11 mm 30 mm 63 mm
Tensile Strength Mpa Min 980 780 690
Max 1270 1080 930
Yield Strength Mpa Min 785 590 490
Elongation 5.65√S0 % Min 9 10 11
Charpy Impact J Min 41 41
Hardness HB Min 290 235 205
Max 375 320 275
Hardness RC Min 31 23 16
Max 41 35 29
Typical Mechanical Properties – As Rolled
Tensile Strength Mpa 820
Yield Strength Mpa 590
Elongation on 5.65√S0 % 22
Hardness HB 240
Rc 24
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