Stainless Bolt Industries operates at the forefront of Gujarat’s industrial development as a leading manufacturer of hex bolts, steel nuts, and SS screws in Ahmedabad. Our expert engineers design perfectly fitting fastening solutions for the large-scale pharmaceutical, chemical, and textile machinery industries of Ahmedabad.
As a leading stainless steel manufacturer in India based out of Ahmedabad, we have the ability to provide unmatched shipping and delivery service along with customized products manufactured from Grade 316 and 304 stainless steel meeting unique international standards.
Stainless Bolt Industries recognizes that the extreme chemical resistance of fasteners is critical in Ahmedabad’s industrial marketplace. We therefore manufacture our A2 and A4 316 stainless steel fasteners using an additional amount of molybdenum to ensure corrosion resistance in severely aggressive environments.
Our manufacturing facility services the Naroda, Odhav, and Vatva industrial areas with the production of A2 and A4 stainless steel components for the longevity of all mechanical assemblies as well as the safety of each engineering project.
SS Hex Bolts in Ahmedabad
Our Ahmedabad-based manufacturing of SS hex bolts adheres to stringent ISO standards by producing both hex bolts in two forms—heavy-duty industrial bolts and precision hardware.
Our production range encompasses all of the extensive chemical refinery operations in Gujarat, and as a trusted SS anchor bolt supplier in India, we produce high tensile foundation bolts needed for the vast and rapidly growing industrial infrastructure throughout the state.
Additionally, to assist local engineers with the procurement process, our company provides an accurate SS DIN hex bolt weight chart.
SS hex bolts manufacturer in Ahmedabad are available in a wide selection of sizes to accommodate every application from factory machinery through solar panels with the highest quality Indian made fasteners.
SS Hex bolts are the workhorse fastener across Ahmedabad’s industrial and construction sites. We manufacture & supply them in SS 304 and SS 316 in Ahmedabad across metric sizes M6 to M100 and inch sizes 1/4″ to 4″.
Available Types:
- Fully threaded hex bolts
- Partially threaded hex bolts (hex cap screws)
- Heavy hex bolts for structural use
Sizes and Standards:
- Sizes: M6 to M100 (metric) | 1/4″ to 4″ (inch)
- Standards: ASTM A193, DIN 933, DIN 931, ISO 4014, ISO 4017
SS Hex Nuts in Ahmedabad
We have become the premier source of SS hex nuts in Ahmedabad, providing a broad range of nut styles to provide maximum torque of locking or standard nuts.
All of our nuts are designed to work in perfect harmony with our bolts, resulting in zero thread slippage. We are also specialized dealers of brake nuts, providing critical fasteners in the automotive industry located in and around Sanand.
We supply SS hex nuts in matching 304 and 316 grades so the joint stays consistent end to end. For high-pressure chemical lines in Vatva and pharmaceutical process equipment, heavy hex nuts certified to ASTM A194 are regularly specified.
Nylon insert lock nuts in SS 304 are a steady request from textile machinery assemblers across Ahmedabad’s industrial belt. We stock a complete inventory of SS 304 Anti Theft Nut and high-tensile hex nuts manufactured to satisfy the DIN 934 specification.
Our SS Hex Nuts manufactured in Ahmedabad are extremely important for the vibration stability of the machinery used in the manufacture of high-pressure valves found throughout the chemical manufacturing industry in the region of Gujarat and for compliance with international mechanical compliance standards.
Available Types:
- Standard hex nuts (DIN 934 / ISO 4032)
- Heavy hex nuts (ASTM A194)
- Coupling nuts
- Nylon insert lock nuts (SS hex nyloc)
- Flange nuts
Size Range and Standards:
- Sizes: M4 to M100 | 1/4″ to 4″
- Standards: ASTM A194 2H & 8M, DIN 934, ISO 4032
SS Machine Screws Dealer in Ahmedabad
In the world of precision fastening, we take pride in being the premier source of SS screws in Ahmedabad. Our SS screws come in a variety of styles, including self-drilling and machine screws.
They are used extensively by the locally based manufacturers of electronic products and furniture.
As one of the world’s leading self-tapping screw manufacturers, Stainless brand SS screws provide clean threads and are very resistant to being stripped, which is important for use on high-speed assembly lines.
Each screw is manufactured to give the highest-quality finish regardless of whether the screws are being used in architectural glass fittings or for internal machinery.
We provide several options of internal external star washer assemblies to provide vibrational stability to the SS screws and lock them securely into position.
Our SS screws in Ahmedabad are manufactured using a standard of local production efficiency combined with global quality standards and will guarantee your project will stay rust-free for many years.
Food processing units in the city increasingly specify SS 316 machine screws for hygiene compliance, and pharmaceutical clean rooms follow the same grade requirement.
For HVAC ductwork on commercial projects, SS 304 self-tapping screws remain the volume product, with self-tapping screws, machine screws, and socket cap screws moving in large quantities through Ahmedabad’s electrical panel, enclosure, and modular fabrication sectors.
Available Types:
- Self-tapping screws (pan head, countersunk, hex washer head)
- Machine screws (pan, CSK, round head Phillips and slotted)
- Hex head self-drilling screws (tek screws)
- Socket cap screws (Allen screws)
- Set screws (grub screws)
Size Range and Standards:
- Sizes: M3 to M20 | #6 to 3/4″ (inch)
- Standards: DIN 7981, DIN 965, DIN 912, ISO 1481
SS 304 vs SS 316 Fasteners
| Feature | SS 304 Fasteners | SS 316 Fasteners |
| Composition | 18% Chromium, 8% Nickel | 16% Cr, 10% Ni, 2% Molybdenum |
| Corrosion Resistance | Good for most industrial environments | Excellent resists towards chlorides and acids |
| Chemical Resistance | Moderate | Higher, due to molybdenum |
| Cost | Lower | Approx. 20–30% higher than 304 |
| Best for Ahmedabad | Textile machinery, construction, general engineering | Chemical plants, Pharma, Food processing |
Applications across Ahmedabad's Industrial Sectors:
- Chemical and Dye Industries: Plants manufacturing dye intermediates and specialty chemicals regularly deal with acidic and chloride-laden process streams. SS 316 ASTM A193 B8M studs and bolts for flange connections are the standard call here. We supply certified material with full mill test documentation.
- Pharmaceutical and Bulk Drug Manufacturing: Pharmaceutical facilities under WHO-GMP or US FDA oversight specify SS 316 fasteners for process vessels, pipework, and clean room assemblies. EN 10204 3.1 certificates and lot traceability are required on every consignment and we supply both.
- Textile Machinery and Equipment: Loom assemblies, processing unit frames, and dryer components use SS 304 hex bolts and machine screws in high volumes. Ahmedabad’s textile machinery manufacturers and maintenance contractors source regularly, and our stock depth on M10, M12, and M16 in SS 304 reflects that demand.
- Infrastructure and Commercial Construction: Metro rail extensions, GIFT City towers, and commercial developments along the Ahmedabad periphery consume structural hex bolts and heavy hex nuts at volume. Grade 304 covers most structural applications. Facade cladding on coastal-facing elevations in newer developments is increasingly specifying 316.
- Food Processing: Ahmedabad’s food processing clusters are particularly along locations like Sanand and Bavla industrial corridors it require SS 316 fasteners for processing equipment, conveyors, and hygiene-critical assemblies where chloride-based cleaning agents are routine.
Why Ahmedabad Buyers Choose Stainless Bolt Industries:
- EN 10204 3.1 MTCs with every order not as an add-on
- Stock depth on M10 to M30 in both 304 and 316 for urgent orders
- Bulk supply capability from 500 pieces to 5,00,000+ pieces
- Custom lengths, UNC/UNF thread forms on request
- Pan-India dispatch with proper invoicing and GST documentation
- Competitive pricing from a direct supply chain no middlemen margin
Technical Specifications
| Product | Grade 304 Standard | Grade 316 Standard |
|---|---|---|
| Hex Bolts | ASTM A193 B8 | ASTM A193 B8M |
| Hex Nuts | ASTM A194 Grade 8 | ASTM A194 Grade 8M |
| Screws | AISI 304 / DIN | AISI 316 / DIN |
Surface finishes available: Plain mill finish, Passivated, and Electro-polished on request.
All products are available with EN 10204 3.1 Mill Test Certificates with lot traceability.
Frequently Asked Questions
SS 316, without question. The molybdenum content in 316 is what handles chloride and acid exposure that 304 simply can’t sustain in chemical environments. For high-pressure flange connections, ASTM A193 B8M with matching A194 8M nuts is the specified combination.
Yes. We regularly supply bulk orders to Ahmedabad buyers both directly to industrial buyers in GIDC estates and through procurement teams on construction projects. Packing is done for road transport with proper weight manifests and GST invoicing.
Yes, EN 10204 3.1 Mill Test Certificates are standard with every order. Lot traceability reports are available on request. Most pharmaceutical and chemical buyers in Ahmedabad require this documentation, and we supply it as default.