Premier Industrial Bolt Manufacturer & Exporter in India
Stud Bolt India is an ISO 9001:2015 certified manufacturer, stockist, and exporter of high-precision industrial bolts. Operating from state-of-the-art production facilities in Mumbai, India, we produce comprehensive fastening solutions engineered for high-pressure, high-temperature, and severely corrosive industrial environments. Our product line encompasses Hex Bolts, Heavy Hex Bolts, Socket Head Cap Screws, U-Bolts, Square Bolts, T-Bolts, Carriage Bolts, Eye Bolts, and Heavy Foundation Anchor Bolts.
We supply international EPC contractors, refinery engineering teams, offshore oil rigs, and equipment manufacturers worldwide. Every bolt produced in our manufacturing unit undergoes strict quality assurance protocols, including PMI (Positive Material Identification), hydrostatic pressure evaluation, dimensional verification, and destructive mechanical testing to ensure 100% compliance with ASME, ASTM, DIN, BS, and ISO specifications.
Comprehensive Range of Industrial Bolts
As a specialized bolt manufacturer in India, we deliver versatile bolt configurations crafted from premium carbon steel, high-tensile alloy steel, stainless steel, duplex/super duplex alloys, Inconel, Monel, Hastelloy, and titanium.
Hex Head Bolts
Square Head Bolts
U-Bolts
Carriage Bolts
Eye Bolts
Flange Bolts
High-Performance Bolt Specifications
Our engineering team manufactures standard and customized metric/imperial threaded fasteners with fine, coarse, UNC, UNF, and UN thread profiles.
| Specification Parameter | Manufacturing Standard / Range |
|---|---|
| Diameter Size Range | Metric: M2 to M160 | Imperial: 1/4" to 6" (Custom sizes on request) |
| Overall Length | 3 mm up to 3000 mm (Cut-to-size options available) |
| Thread Profiles | UNC, UNF, UNEF, BSW, BSF, Metric Coarse & Fine Pitch |
| Manufacturing Standards | ASME B18.2.1, B18.5, DIN 933, DIN 931, ISO 4014, ISO 4017, BS 1083, BS 1768, JIS B1180 |
| Material Grades | ASTM A193 Grade B7/B7M/B16, Stainless Steel 304/316/317/321/347, Duplex 2205, Super Duplex 2507, Inconel 625/718, Monel 400/K500, Alloy Steel 8.8, 10.9, 12.9 |
| Surface Coatings | Hot-Dip Galvanized (HDG), PTFE/Xylan Coating, Zinc Nickel (Cr3+), Cadmium Plating, Electro-Zinc, Phosphate Coating |
| Certification & Testing | EN 10204 3.1 Mill Test Report (MTR), NACE MR0175/MR0103 compliance, TPI (Third Party Inspection) ready |
"Precision manufacturing, complete raw material traceability, and prompt global delivery define our commitment as India's premier industrial bolt supplier."
- Stud Bolt India Engineering DivisionExport-Grade Packaging & Seaworthy Logistics
To preserve precise thread tolerances and protect surface coatings during ocean freight transit, Stud Bolt India employs rigorous export packaging standards. Fasteners are cleaned, rust-inhibited, bagged, and secured in sturdy wooden crates or heavy-duty cardboard boxes reinforced with steel banding.
Key Industry Applications
Our heavy-duty bolts and high-tensile fasteners are specified for critical applications across diverse global sectors:
- Oil & Gas Refineries & Subsea Pipelines
- Petrochemical & Hydrocarbon Processing Plants
- Power Generation & Nuclear Infrastructure
- Offshore Marine Platforms & Shipbuilding
- Heavy Machinery & Structural Steel Erection
- Desalination & Chemical Processing Units
Global Export Footprint
Stud Bolt India regularly exports industrial bolts to engineering buyers across North America, Europe, the Middle East, Asia-Pacific, and South America. Key destination regions include: