Alloy Structural Steel 4340 - China
price: contact company for price
4340 steel is an ultra-high strength steel classified a medium-carbon, low-alloy steel.
4340 steel has high strength, ductility, toughness, creep resistance, and fatigue resistance relative to most other steels.
Hardness ranging from 24 to 53 HRC can be achieved, depending on the heat treatment.
Company Contact:
- Posted By: DONGGUAN VIM STEEL CO., LIMITED
- Phone: 13332690275
- Address: Room 3115, 1 Jiner Road, Jinzhou Erqu Humen, Dongguan, Guangdong, China, Dongguan , Guangdong , China
- Email:

- Website: https://www.vimsteel.com/
Published date: December 19, 2025
- Business Description: DONGGUAN VIM STEEL CO., LTD. is an enterprise specializing in steel trade.
It is located in Guangdong Province, China.
The main products include mold steel, high-speed tool steel, stainless steel, alloy structural steel and other steel products, as well as related products such as aluminum rods and aluminum plates.
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