Carbon Steel Hex Head Bolt 1/4" to 4" ASTM A307 Type A B C with Zinc Plated Finish
Carbon steel hex head bolts, stud bolts, and threaded rods manufactured according to ASTM A307 standards, available in sizes ranging from 1/4" to 4". These fasteners are designed for structural applications requiring reliable mechanical performance.
| Parameter | Specification |
|---|---|
| Product Type | Hex Head Bolt / Stud Bolt / Threaded Rod |
| Size Range | 1/4" to 4" |
| Material | Carbon Steel |
| Property Class | ASTM A307 Type A, Type B, Type C |
| Thread Types | UNC, UNF, BSW |
| Surface Finishes | Zinc Plated (Blue/Yellow/Black), Black, HDPE, Fluorocarbon Coating, XYLAN |
This specification covers chemical and mechanical requirements for carbon steel bolts and studs. Unless otherwise specified, the following nut requirements apply:
| Fastener Grade & Size | Nut Grade & Style |
|---|---|
| Grade A, C (1/4" to 1-1/2") | Grade A Hex Nut |
| Grade A, C (Over 1-1/2" to 4") | Grade A Heavy Hex Nut |
| Grade B (1/4" to 4") | Grade A Heavy Hex Nut |
- Manufactured to ASTM A307 standards for consistent quality
- Available in three property classes (Type A, B, C) for different strength requirements
- Multiple thread types (UNC, UNF, BSW) for various applications
- Diverse surface finishes for corrosion resistance and specific environmental needs
- Competitive pricing with OEM service options
Bulk packaging in cartons (25kg maximum) on wood pallets, with custom packaging available upon request. Delivery options include sea freight, air freight, and express services. Payment terms: FOB, CIF, CFR, L/C, or others.
Structural steel construction, metal buildings, oil & gas industry, towers & poles, wind energy systems, mechanical machinery, automotive applications, and home decorating projects.
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