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Stainless Steel 347 Stud Bolts are robust fastening components crafted for situations that demand outstanding corrosion resistance, durability in high temperatures, and long-lasting reliability. Thanks to their niobium stabilization, these bolts effectively prevent intergranular corrosion, making them perfect for use in boilers, heat exchangers, pressure vessels, and industrial piping systems that operate in extreme temperatures and challenging chemical environments.
The makeup of Stainless Steel 347 Stud Bolts includes iron, chromium, nickel, and niobium. Chromium is key for corrosion resistance, while nickel boosts toughness and ductility. Niobium plays a crucial role in stabilizing the microstructure, ensuring that the bolts maintain their mechanical integrity even at elevated temperatures. With their impressive tensile strength, creep resistance, and thermal stability, these stud bolts are well-suited for high-stress and high-temperature applications.
| Grade | Stainless Steel 347, 347H |
| Specifications | ASTM A193 / ASME SA193, DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M 02 to M 160, Custom Sizes |
| Types | Threaded Rod, Class A double ended stud, Tie Rod, Double Ended Stud, Stud Bolts, Bronze Hex Studs, Threaded Studs etc |
| Grade | Yield Strength 0.2% Proof (MPa) min | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 347 | 205 | 515 | 40 | 95 | 201 |
| Grade | Density (kg/m3) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 347 | 8000 | 500 | 720 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 |
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Stainless Steel 347 stud anchor bolts are designed for high-temperature and corrosive environments, providing robust strength and resistance to oxidation, making them perfect for securing heavy machinery and structural components.
Stainless Steel 347 stud exhaust bolts are engineered for high-temperature exhaust systems, offering exceptional resistance to heat and corrosion. They ensure durable, reliable performance in demanding automotive and industrial applications.
Stainless Steel 347 hex stud bolts provide exceptional strength and resistance to high temperatures and corrosion, making them ideal for demanding industrial, aerospace, and high-pressure applications requiring durable and reliable fasteners.
Amer Stainless ensures quality in the form of high-grade stainless steel 347 stud bolts. Testing is performed for hardness, spectro analysis, PMI, flaring, micro, macro, pitting resistance, and IGC. Commercial invoices, packaging lists, and Certificates of Origin accompany all shipments for full documentation. The third-party inspection certificates ensure quality and reliability and give assurance that the products supplied will satisfy our customers.
You’ll find Stainless Steel 347 Stud Bolts commonly used in power plants, the petrochemical industry, chemical processing equipment, and high-temperature industrial pipelines. Their unique blend of mechanical strength, corrosion resistance, and heat tolerance guarantees secure and enduring fastening. In critical industrial, structural, and engineering projects, Stainless Steel 347 Stud Bolts offer a durable, cost-effective, and reliable solution.
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