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AISI 8630 Steel Bar

  • Introduction

AISI 8630, also known as Alloy Steel 8630 , is a low alloy that is unique due to its levels of chromium, molybdenum, and chromium. Alloy Steel 8630 offers users good mechanical properties, as well as weldability by most common methods. This popular alloy works well with hot forging and rolling, in addition to annealing.

  • Chemical composition and Physical properties Of AISI 8630

Chemical composition




Physical properties

GradeProof StressElongation
 AISI 863075KSI Min       17% 

  •  Application

Alloy Steel 8630 is utilized for various critical structural parts such as:

  • Gears

  • Ring gears

  • Shafts and crankshafts

  • Connectors, hangers, and block valves for the oil industry

Why choose us:


*Top 20 companies in  steel industry trade volume.

*Customized processing  steel one-stop purchase.

*Exports of  steel exceeded tens of billions for 5 consecutive years.        

*We have a complete set of testing equipment, such as ut & ET, hydrauilc testinge quipment, spectrometer, scanning electron microscope, etc, and have   passed SGS TUV certification.

*JM Steel has hundreds of millions of high-end processing equipment at home and abroad, including precision cutting equipment: advanced Italian Nova stainless steel Kaiping production line, Taiwan Weitai stainless steel cross-cutting line, Taiwan Weitai stainless steel slitting line, large-scale stainless steel cold and hot rolling Flattening machine, slitting machine, etc.


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