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Lina Fasteners is a reputable manufacturer and supplier of Stainless Steel 304H Bolts based in Tunis, Tunisia. They specialize in providing reliable fastening solutions tailored for high-temperature and demanding industrial applications. The company prides itself on precision manufacturing, rigorous quality control, and strict adherence to international standards, ensuring that their products deliver consistent performance and a long service life. Known for their impressive strength, oxidation resistance, and durability even at elevated temperatures, the Stainless Steel 304H bolts from Lina Fasteners are a top choice. With modern production facilities, a team of skilled professionals, and efficient logistics, they guarantee timely deliveries, competitive pricing, and dependable fastening solutions for industries like power generation, chemical processing, petrochemicals, and industrial operations.
These Stainless Steel 304H Bolts are crafted from an austenitic stainless steel alloy that has a higher carbon content compared to standard 304, along with chromium and nickel. This unique composition boosts their strength at high temperatures and enhances their resistance to oxidation. On a mechanical level, 304H bolts provide good tensile and yield strength, excellent toughness, and reliable ductility. They maintain their shape and mechanical integrity even under thermal stress, pressure, and prolonged exposure to high temperatures, making them ideal for high-heat industrial settings.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|---|
| 304H | min. | 0.04 | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | – | 10.5 | – | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304H | 515 | 205 | 40 | 92 | 201 |
| Grade | Stainless Steel 304H |
| Specifications | ASTM A193 / ASME SA193 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | U- Bolts, J Bolts, Mushroom Head Square Neck Bolts, Bolts, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, T-Head Bolts, Eye Bolt, Foundation Bolts, Structural Bolts. |
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.
You’ll find Stainless Steel 304H Bolts commonly used in applications that demand strength and stability at elevated temperatures. They are frequently found in boilers, heat exchangers, furnaces, high-temperature piping systems, and pressure vessels. Additionally, they play a crucial role in chemical processing plants, petrochemical units, power generation facilities, and refinery equipment. Thanks to their outstanding mechanical properties, heat resistance, and durability, 304H bolts offer secure, reliable, and long-lasting fastening solutions for high-temperature and challenging industrial applications.
Our commitment to quality is demonstrated by the rigorous testing procedures we apply to all our Stainless Steel 304H bolts before delivery. Some advanced tests include hardness, chemical analysis by Spectro analysis, positive material identification (PMI), levelling, micro-macro, pitting resistance, flare, and intergranular corrosion (IGC) tests. Among these high standards, we also issue commercial invoices and packaging lists; we provide necessary documents such as certificates of origin and documents proving the legality of the Trade Group or Embassy. To further ensure customer satisfaction, we offer third-party inspection certificates, proving our 304H bolts are quality and reliable for various applications.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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