**Product Specifications:**
- **Model Number:** Heavy Hex Structural Bolts, ASME B18.2.26
- **Application:** Suitable for construction and structural steel connections
- **Finish:** Black (other options available: Zinc, HDG, Phosphated, Dacromet)
- **Trademark:** KLF
- **Specification:** Available in sizes ranging from 1/2" to 4"
- **Origin:** Ningbo, China
- **HS Code:** 7318150000
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**About Us:**
We are a professional manufacturer with over 10 years of experience in producing high-strength steel structural bolts. Our products are widely used in construction, industrial, and engineering applications.
**Key Features:**
- **Standards:** ASTM A325, A490, DIN 6914, AS1252, BS4395
- **Materials:** Mild steel (1008/1010), Medium Carbon Steel (35#/45#), Alloy Steel (40Cr/35CrMo/4140)
- **Sizes:** From M12 to M48, 1/2" to 2"
- **Grades:** A325, A490, Gr8.8, 10.9
- **Surface Finish Options:** Black, Zinc Plated, Hot-Dipped Galvanized, Phosphated, Dacromet
- **Packaging:** 25 kg per carton, 36 cartons per pallet
**Why Choose Us?**
Our heavy hex structural bolts are designed to meet the highest industry standards, ensuring durability, strength, and reliability in all structural applications. We offer competitive pricing, fast delivery, and customized solutions to meet your specific needs.

Whether you're working on a commercial building, bridge, or industrial project, our bolts provide the performance and quality you can rely on. Contact us today for more information or to place an order.
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Pujiang Longhui Machinery Co., LTD. , https://www.longhuimachinery.com