Mbemba Stainless is a leading name from Kinshasa, Congo supplier for high-quality stainless steel products to various industries. and it specializes in offering different grades of material and high-end solutions which comprise SS 347H Bolts. This specific material is well-known for working in extreme temperatures, having outstanding oxidation and corrosion resistance. Brightly finished, the precision remake of Stainless Steel 347H Bolts has a long-lasting performance and reliability even in rigorous applications.
Stainless Steel 347H Bolts provide exceptional resistance to high temperature and oxidation. Making it ideal for extreme temperature applications. They are very resistant to corrosion, especially in sulfuric and nitric acid environments. These screws retain strength and stability at elevated temperatures, providing reliable performance under extreme conditions. The addition of columbium improves weldability and resistance to carbide precipitation. Their durability and resistance to thermal expansion make them suitable for use in aerospace, chemical processing and high-temperature industrial applications
Material | Specification | Standards | Size | Length |
Stainless Steel 347H Bolts | ASTM, ASME and API | ASTM B 193 / ASME SB 193 | M02 to M30 | 3 mm To 200 mm |
| Element | SS 347H |
| 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 347H |
| 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 | – |
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Stainless Steel 347H Bolts are high strength, heat resistant fasteners designed for extreme temperatures and hot environments. They provide excellent oxidation properties and durability, ideal for aerospace and industrial applications.
Custom Stainless Steel 347H Hex Bolt is a high heat resistance fastener with a hexagonal head, tailored to specific dimensions. Provides exceptional durability and resistance to extreme heat applications.
Stainless Steel 347H Leg Bolt is a durable high heat resistant fastener with a long threaded shaft and flat head, engineered for durability and stability in extremely hot conditions in
Stainless Steel 347H Expansion Anchor Bolt is a heat-resistant fastener for concrete or masonry. It expands in the hole as it tightens, providing a firm grip.
Stainless Steel 347H Hex Flange Head Bolt features a hexagonal head with an integrated flange for improved weight distribution. Provides superior thermal resistance and durability to extreme temperatures and environmental corrosion.
Stainless steel 347H fully threaded bolts have threads running the full length, for permanent clamping ability and superior heat resistance. They are ideal for demanding applications that require durability and heat resistance.
we prioritize quality and reliability by conducting rigorous in-house testing on all our products to ensure they meet the highest standards. Our comprehensive testing procedures include material and performance evaluations, ensuring optimal durability and performance. Additionally we offer third-party inspection services to provide further assurance to our customers. With a commitment to prompt delivery. We ensure that all orders are processed efficiently and shipped on time, meeting the needs of our clients without compromise.
Stainless Steel 347H Bolts are commonly used in high-temperature environments such as aerospace, power generation and petrochemical industries. They are perfect for applications in furnaces, reactors, and exhaust systems dominated by extreme temperatures and hot conditions. These bolts are also used in chemical industries. Due to their resistance to sulfuric and nitric acids. Their durability and thermal stability make them suitable for applications requiring reliable performance in high temperatures and harsh environments.
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