Stainless Steel 348 Bolts are built for environments where stability, strength, and heat resistance decide the performance of an entire system. These bolts are crafted to withstand extreme temperatures without losing their structural integrity, making them a trusted fastening solution for demanding industries. Their unique composition offers superior resistance to corrosion, oxidation, and stress, allowing them to perform confidently in high-pressure and high-heat settings. From aerospace assemblies to chemical processing equipment, SS 348 Bolts deliver unshakable reliability. Their dependable grip, long service life, and powerful mechanical strength make them a preferred choice for critical, safety-focused applications.
SS 348 Bolts contain chromium, nickel, and niobium, forming a stabilized stainless steel alloy capable of resisting carbide precipitation at high temperatures. This stabilization allows the bolts to maintain strength, ductility, and toughness in environments where heat would normally weaken traditional stainless steel grades. They offer excellent tensile strength, good creep resistance, and strong oxidation resistance. SS 348 also delivers reliable corrosion resistance in both acidic and oxidizing conditions. Mechanically, these bolts stay stable under vibration, stress, and thermal cycling, making them ideal for applications that demand long-term durability and strength.
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel 348 Bolts |
ASTM, ASME and API |
ASTM B 193 / ASME SB 193 |
M02 to M30 |
3 mm To 200 mm |
| Element | SS 348 |
| Tensile Strength (MPa) min | 480 |
| Yield Strength 0.2% Proof (MPa) min | 275 |
| Elongation (% in 50mm) min | 16 |
| Rockwell B (HR B) max Hardness | 95 |
| Brinell (HB) max Hardness | 201 |
| Element | SS 348 |
| Ni | 0.75 |
| C | 0.15 |
| Mn | 1.00 max |
| P | 0.04 max |
| S | 0.03 max |
| Si | 1.00 max |
| Cr | 11.5 – 13.5 |
| Mo | – |
| N | – |
Contact us to get a quick quote for your requirement.
Stainless Steel 348 bolts are high-temperature, corrosion-resistant fasteners designed for extreme environments. They offer excellent durability and strength, making them suitable for aerospace, petrochemical, and industrial applications.
Custom Stainless Steel 348 Hex Bolt is a custom designed fastener with a square head, providing superior thermal properties and excellent corrosion resistance Ideal for special applications requiring strength and reliability in extreme conditions.
Stainless Steel 348 leg bolt is a high-temperature, corrosion-resistant fastener with a threaded shaft and flat, leg-like design. It ensures strong, durable connections in extreme heat and harsh industrial settings.
Stainless steel 348 expansion anchor bolts are designed to anchor objects in concrete or masonry. It provides superior heat resistance and excellent corrosion protection, and extends the range of durable, durable wear for installation.
Stainless Steel 348 hex flange head bolt features a hexagonal head with an integrated flange, ensuring secure fastening and load distribution. It provides high-temperature resistance and excellent durability in harsh environments.
Stainless Steel 348 full threaded bolts have a completely threaded shaft, providing consistent engagement and grip. They offer high-temperature resistance and exceptional corrosion protection, suitable for demanding industrial and aerospace applications.
Each Stainless Steel 348 Bolt is carefully packed using high-quality materials to prevent rust and damage during shipping. We make sure timely delivery through efficient transportation. Aiming to exceed client expectations. Additionally, all relevant product documentation is provided to clients at the time of delivery, ensuring transparency and full compliance with industry standards.
Stainless Steel 348 Bolts are widely used in industries where both heat and corrosion resistance are essential. They are commonly found in aerospace components, high-temperature exhaust systems, heat exchangers, and chemical processing units. Power plants use these bolts for boilers, furnace parts, and other equipment constantly exposed to extreme temperatures. Their stability under thermal expansion makes them ideal for fasteners in reactors and pressure vessels. Petrochemical industries rely on SS 348 Bolts for pipelines and processing machinery. Whether used in industrial furnaces or heavy engineering setups, these bolts provide unwavering strength and long-lasting performance.
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