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Customization: Support customization
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AISI 4130 alloy steel is a medium carbon, low alloy steel in ASTM A29 standard. Annealing ASTM 4130 alloy steel offers excellent ductility. AISI 4130 steel is usually supplied as round bar commonly in the hardened and tempered condition.

Rod Diameter | 3-70mm | 0.11"-2.75"inch |
Square Diameter | 6.35-76.2mm | 0.25"-3"inch |
Flat Bar Thickness | 3.175-76.2mm | 0.125"-3"inch |
Flat Bar Width | 2.54-304.8mm | 0.1"-12"inch |
Length | 1-12m or customize according to your needs | |
Shape | Rod, Square, Flat Bar, Hexagonal, etc. | |
Process | Heat Resistance, Fabrication, Cold Working, Hot Working, Heat Treatment, Machining, Welding, etc. | |
Application | A572 it is frequently used in the construction of buildings, bridges, heavy machinery and equipment, truck frames, trailers, railroad cars, highways, airports, tunnel construction, constructing offshore drilling platforms, oil rigs, etc. | |
*Here are normal size and standard, special requirements please contact us | ||

Xin Ya Heng International is a leading steel manufacturing and trading company based in China, with 16 years of extensive experience in the industry as a top-tier producer and exporter.
Our production facilities are equipped with state-of-the-art machinery, including large blast furnaces, modern converters, efficient continuous casting machines, and precision rolling lines. This advanced infrastructure allows us to guarantee the high quality and consistency of all the steel products we supply.


We are Xin Ya Heng International Company, a manufacturing and trading company from China with 16 years of experience, and a leading steel producer/exporter. Our customers are from Africa, the Americas, Europe, and other regions.




