Model NO.: Structural Heavy Hex Bolts ASTM A490
Application: Construction and Engineering Projects
Finish: Black, Zinc Plated, Hot-Dipped Galvanized, Phosphated, Dacromet
Trademark: KLF
Transport Package: 25kg per carton, 36 cartons per pallet
Specification: M6 to M48, 1/2" to 2"
Origin: Ningbo, China
HS Code: 7318150000
We are a professional manufacturer with over 10 years of experience in producing high-strength steel structural bolts. Our products include ASTM A325, ASTM A490, DIN 6914, AS 1252, BS 4395, and more. We cater to various industries such as construction, civil engineering, and industrial equipment.
Our bolt standards include:
- ASTM A325, A490
- DIN 6914
- AS 1252
- BS 4395
Materials used include:
- Mild Steel (1008/1010)
- Medium Carbon Steel (35#/45#)
- Alloy Steel (40Cr/35CrMo/4140)
Available sizes range from M12 to M48, and 1/2" to 2". Bolt grades include A325, A490, Gr. 8.8, and Gr. 10.9.
We offer multiple surface finishes such as black, zinc-plated, hot-dipped galvanized, phosphated, and Dacromet. All products are packed in standard export packaging—25 kg per carton and 36 cartons per pallet.
Our products are widely used in bridges, high-rise buildings, and heavy machinery. With a focus on quality and reliability, we ensure that every product meets international standards and customer expectations.
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