Stainless Steel Fasteners, Bolts, Stud Bolts, Nuts, Screws, Washers & Threaded Rod Supplier in Mumbai, India
Unifit Metal Alloys is a manufacturer, supplier, stockist and exporter of Stainless Steel Fasteners in Mumbai, India, providing fastening products for industrial plants, fabrication units, construction projects, machinery and general engineering applications. Our range includes stainless steel bolts, nuts, screws, studs, washers, threaded rods and other fastening components offered in different grades, dimensions, thread patterns and configurations to meet varied installation requirements.
Stainless Steel Fasteners are manufactured for applications where corrosion resistance, durability and reliable mechanical performance are important. Their stainless steel construction helps withstand moisture, humidity and atmospheric exposure while maintaining the integrity of the fastening assembly. Different stainless steel grades can be selected according to the required strength, corrosion resistance and operating environment.
Stainless Steel Fasteners, Bolts, Nuts, Studs, Screws, Washers & Threaded Rods Manufacturer and Supplier in Mumbai, India
These fasteners are widely used in chemical-processing equipment, food-processing machinery, pharmaceutical plants, water-treatment systems, petrochemical facilities, marine applications, construction structures and industrial piping. They are particularly suitable for environments where ordinary steel fasteners may be exposed to corrosion or frequent moisture.
At Unifit Metal Alloys, Stainless Steel Fasteners are available in various grades, including SS 304, SS 304L, SS 316, SS 316L and other stainless steel grades, along with different sizes, thread specifications and surface finishes. Standard and customized fastening components can be supplied according to project requirements.
Get the Best Quote for Stainless Steel Fasteners. We Stock Stainless Steel Bolts, Nuts, Studs, Screws, Washers and Threaded Rods in Various Sizes, Grades, Specifications and Finishes. Contact Us Today for a Competitive Quote.
Stainless Steel Fasteners Specifications
| Standard | ASTM / ASME A/SA 193 / 194 |
|---|---|
| Size | M02 to M33 |
| Length | UPTO 5 METERS |
| Specification | IS, BS, ASTM |
| Grade | 304, 304L, 316, 316L, 309, 310, 317L, 321, 347, 409, 410, 420, 430, 446, 202 etc. |
Stainless Steel Fasteners Equivalent Grades
| Standard | Stainless Steel Grades Available | Equivalent UNS | Applications |
|---|---|---|---|
| ASTM A193 / SA193 | 304, 316, 316S, 310, 309 | S30400 / S31600 | Pressure vessels, pipelines |
| ASTM A194 / SA194 | 304, 316, 310 | S31000 / S30900 | Petrochemical, refineries |
| DIN / ISO / BS | 304, 316, 316S | — | Automotive, offshore |
You need our support, to
have any projects?
Stainless Steel Fasteners Chemical Composition
| Grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) | Cr (%) | Mo (%) | Ni (%) | Cu (%) | Notes | Alternative Names |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A1 | ≤0.12 | ≤1 | ≤6.5 | ≤0.2 | 0.15−0.35 | 16−19 | ≤0.7 | 5−10 | 1.75−2.25 | 2, 3, 4 | 303, 303S31, 303S42, 1.4305 |
| A2 | ≤0.1 | ≤1 | ≤2 | ≤0.05 | ≤0.03 | 15−20 | – | 5−19 | ≤4 | 6, 7 | 304, 394S17 (BS 3111), 1.4301, 1.4567 |
| A3 | ≤0.08 | ≤1 | ≤2 | ≤0.045 | ≤0.03 | 17−19 | – | 9−12 | ≤1 | 8 | 321, 1.4541, 347, 1.4550 |
| A4 | ≤0.08 | ≤1 | ≤2 | ≤0.045 | ≤0.03 | 16−18.5 | 2−3 | 10−15 | ≤1 | 7, 9 | 316, 1.4401, 1.4578 |
| A5 | ≤0.08 | ≤1 | ≤2 | ≤0.045 | ≤0.03 | 16−18.5 | 2−3 | 10.5−14 | ≤1 | 8, 9 | 316Ti, 1.4571, 316Cb, 1.4580 |
| C1 | 0.09−0.15 | ≤1 | ≤1 | ≤0.05 | ≤0.03 | 11.5−14 | – | ≤1 | – | 9 | 410, 1.4006 |
| C3 | 0.17−0.25 | ≤1 | ≤1 | ≤0.04 | ≤0.03 | 16−18 | – | 1.5−2.5 | – | – | 431, 1.4057 |
| C4 | 0.08−0.15 | ≤1 | ≤1.5 | ≤0.06 | 0.15−0.35 | 12−14 | ≤0.6 | ≤1 | ≤2 | 9 | 416, 1.4005 |
| F1 | ≤0.12 | ≤1 | ≤1 | ≤0.04 | ≤0.03 | 15−18 | – | ≤1 | – | 11, 12 | – |
Ready Stock of Stainless Steel Fasteners
Stainless Steel Fasteners Application Industries
Our Products
- High‑Nickel Alloy Fasteners
- Aluminium Scrap
- Inconel Fasteners
- Monel Fasteners
- Nickel Fasteners
- Titanium Fasteners
- Tube Plugs
- Carbon Steel SA179 Tube Plug
- Inconel Tube Plug
- Titanium Tube Plug
- Duplex Tube Plug
- Header Plug
- Carbon Steel Header Plug
- Low Carbon Steel Header Plug
- Stainless Steel Header Plug
- Duplex Header Plug
- Plug Gasket
- Carbon Steel Soft Iron Plug Gasket
- Stainless Steel Plug Gasket
- Nickel Plug Gasket
- Inconel Plug Gasket
- Round Bar
- Duplex Round Bars
- Super Duplex Round Bars
- Monel Round Bar
- Hastelloy Round Bar
- Spiral Wound Gasket
- Stainless Steel Spiral Wound Gasket
- Inconel Spiral Wound Gasket
- Duplex Spiral Wound Gasket
- Monel Spiral Wound Gasket
Brochure
- Unifit Tapered Tube Plug
- Unifit Tube Fittings
- ASTM A193 Grade B7 Data Sheet
- Unifit Buttweld Fittings
- Unifit Flanges
- Unifit Forged Fittings
- Unifit Header Plug & Tube Plug
- Unifit - RTJ Gasket - R Type
- Unifit - RTJ Gasket - RX Type
- Unifit - RTJ Gasket - BX Type
- Unifit - Soft Iron Plug Gaskets
- Unifit - Plug Gaskets
- Unifit Metalloys Inc - Round Bar
- Unifit Metalloys Inc - Sheet
- Unifit Metalloys Inc - Fasteners
- Unifit Metalloys Inc - Pipe