Chanchai Stainless stands out as a top-notch manufacturer and supplier of high-quality Stainless Steel 347H Nuts right in the heart of Bangkok, Thailand. Known for their precision engineering and the use of premium raw materials, this company consistently delivers products that not only meet international quality standards but also serve a variety of industries. These Stainless Steel 347H Nuts are specifically crafted for high-temperature applications and boast impressive resistance to intergranular corrosion. With state-of-the-art facilities and a talented workforce, Chanchai Stainless guarantees that every product is consistent, durable, and reliable. Their Stainless Steel 347H Nuts are a go-to choice in sectors like petrochemical, chemical, food processing, and power generation, earning the trust of clients around the globe.
Stainless Steel 347H Nuts are crafted with a blend of chromium, nickel, columbium (niobium), and a higher carbon content to boost their strength. Typically, the chemical makeup includes 17–19% chromium, 9–13% nickel, and stabilizing elements like niobium to prevent carbide precipitation. These nuts showcase impressive mechanical properties, featuring a high tensile strength of about 515 MPa, a yield strength of 205 MPa, and excellent creep resistance even at elevated temperatures. With their good toughness and hardness, they maintain stability in both corrosive and oxidizing environments. Their outstanding heat resistance makes them ideal for demanding, long-term high-temperature applications.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
| max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – | |
| 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 | ||||
| 347H | 515 | 205 | 40 | 92 | 201 |
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A corrosion-resistant product, Stainless Steel 347H nuts are available in sizes ranging from M6 to M64. They are designed for high-temperature applications, offering excellent creep resistance and stability in extreme conditions, suitable for aerospace and power generation industries.
A corrosion-resistant product, Stainless Steel 347H coupling nuts connect two male threads and come in sizes from M6 to M36. They provide high strength and thermal stability, making them ideal for high-temperature applications in industrial and aerospace settings.
A corrosion-resistant product, Stainless Steel 347H nylon insert nuts, or lock nuts, are available in sizes from M3 to M36. The nylon insert prevents loosening under vibration, providing reliable performance in high-temperature environments where stability and security are crucial.
A corrosion-resistant product, Stainless Steel 347H flange hex nuts feature a built-in washer-like flange and come in sizes from M5 to M20. They offer enhanced load distribution and stability in high-temperature applications, ensuring durability and reliability.
A corrosion-resistant product, Stainless Steel 347H heavy hex nuts are larger and thicker, available in sizes from M10 to M48. They provide increased strength and thermal stability, making them suitable for heavy-duty and high-temperature industrial applications.
A corrosion-resistant product, Stainless Steel 347H square nuts have a larger surface area for contact, available in sizes from M6 to M30. They are ideal for high-temperature applications that require secure fastening in confined spaces and robust performance.
Stainless Steel 347H Nuts are packed in heavy-duty materials such as wooden boxes and pallets to prevent the nuts from external damage. Our product is hand-packed, and hence the Nuts are free from scratches or dents. The finished product reaches the client in excellent condition, and customers are consistently satisfied and impressed by the performance and long-lasting features of the Stainless Steel 347H Nuts.
Stainless Steel 347H Nuts find their place in various industries that demand high strength, corrosion resistance, and thermal stability. You’ll often see them in heat exchangers, boilers, pressure vessels, piping systems, and exhaust manifolds that operate under tough conditions. In petrochemical plants, they play a crucial role in ensuring reliable fastening in high-temperature reactors and furnace components. In the food and pharmaceutical industries, they provide hygienic, corrosion-resistant joints. Plus, these nuts are also utilized in aerospace, power generation, and chemical applications, showcasing their versatility and reliability.
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