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Rinku Fasteners, a well-respected manufacturer and supplier located in Kolkata, India, specializes in high-quality Stainless Steel 316H Bolts designed for demanding applications. Crafted from high-carbon austenitic stainless steel, these bolts offer exceptional strength, durability, and resistance to both corrosion and high temperatures. Rinku Fasteners is committed to precision manufacturing, rigorous quality control, and compliance with international standards to cater to the needs of critical industries. Their SS 316H Bolts are commonly found in petrochemical, power generation, chemical processing, and heat-intensive environments, establishing the company as a reliable provider of robust and long-lasting fastening solutions.
Stainless Steel 316H Bolts are made up of chromium (16–18%), nickel (10–14%), molybdenum (2–3%), and a higher carbon content that boosts their strength at elevated temperatures. This grade is known for its impressive mechanical properties, including outstanding tensile strength, enhanced yield strength, and strong resistance to creep under high temperatures. The molybdenum content ensures excellent pitting and corrosion resistance, especially in environments rich in chlorides. Additionally, SS 316H boasts good ductility, toughness, and thermal stability, making these bolts a dependable choice for applications that involve continuous heat exposure and chemically aggressive conditions.
Specifications : ASTM F593, F594, F1554 / ASME SF593, F594, F1554
Fasteners size : Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Machine Screws Size : M1.6 – M12
Self Tapping Screw Size : No.2 – No. 14
Fasteners Length : 3 mm to 200 mm
Fastener Threads : UNF, BSW, BSF, METRIC, UNC or as required
Surface Coating : Ptfe Coated Stainless Steel Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating
| 316H | Min | 0.04 | 0.04 | 0 | – | – | 16.0 | 2.00 | 10.0 | – | |
| max | 0.10 | 0.10 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | – | ||
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 316H | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.030 max | 16.00 – 18.00 | 2.00 – 3.00 | 10.00 – 14.00 | 68.89 min |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Stainless Steel 316H Bolts find extensive use in industries that demand high strength, heat resistance, and exceptional corrosion protection. They are perfect for applications in boilers, heat exchangers, pressure vessels, refinery equipment, and high-temperature processing units. These bolts are widely utilized in petrochemical plants, chemical processing sectors, power generation systems, and oil and gas refineries. Their superior thermal stability makes them ideal for furnaces and other high-heat environments, ensuring reliability and performance in challenging conditions.
At Rinku Fasteners, we ensure that our Stainless Steel 316H bolts are installed with the highest level of care to maintain their quality and performance. Our packaging solutions use durable materials and precision processes to protect bolts from damage during transportation and handling. Each package is clearly labelled with detailed product information for easy identification and inventory management. Whether it’s small orders or large shipments, our careful packaging ensures that your stainless steel 316H bolts arrive in perfect condition, ready for your normal use.
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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