High Tensile Half Thread Bolt 12.9 Manufacturers
PSC supplies premium-quality High Tensile Half Thread Bolts in Grade 12.9, engineered for maximum strength, durability, and performance in heavy-load industrial applications. The M42 × 250 size offers exceptional tensile capacity, making it suitable for high-stress assemblies, machinery, and structural fastening.
These bolts are designed with a half-thread configuration, ensuring improved shear strength and precise alignment in critical joints. PSC ensures strict dimensional accuracy, uniform hardness, and high fatigue resistance — qualities essential for demanding industries such as construction, infrastructure, mining, and mechanical engineering.
This product is also exported to Nepal, supporting engineering projects, industrial plants, hydro-power infrastructure, and heavy equipment installations. PSC maintains export-grade inspection, packaging, and documentation to ensure fast and reliable international dispatch.
Technical Specifications
| Product | High Tensile Half Thread Bolt |
|---|---|
| Material | High Tensile Steel |
| Grade | 12.9 |
| Size | M42 × 250 |
| Thread Type | Half Threaded (Partial Thread) |
| Tensile Strength | Very High — Suitable for heavy-load applications |
| Hardness | High—As per Grade 12.9 mechanical properties |
| Finish | As required (Blackened / Phosphated / Plain) |
| Export | Nepal |
| Make | PSC (Prime Steel Corporation) |
| Applications | Construction, machinery, structural joints, hydropower plants, industrial engineering |






