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Pengkumta Fasteners, a well-respected manufacturer and supplier based in Bangkok, Thailand, specializes in high-quality Stainless Steel 317/317L Nuts that are built to handle the toughest industrial challenges. These nuts are meticulously engineered to ensure outstanding performance, durability, and resistance to corrosive environments. Renowned for their exceptional resistance to chemical attacks and high-temperature oxidation, Stainless Steel 317/317L Nuts are a go-to choice in industries that demand a long service life even in tough conditions. By strictly adhering to international standards, Pengkumta provides fastening solutions that blend strength, reliability, and cost-effectiveness for a variety of applications.
Made from a blend of high chromium, nickel, and molybdenum, Stainless Steel 317/317L Nuts offer superior corrosion resistance compared to standard grades. The “L” variant features lower carbon content, which minimizes the risk of carbide precipitation during welding, thereby improving weldability and toughness. These nuts boast impressive mechanical properties, including high tensile strength, good creep resistance, and remarkable durability, even in aggressive chemical and high-temperature settings. Their robust composition guarantees reliable performance across a wide array of industrial conditions.
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo | N |
| SS 317 | 0.08 max. | 2.00 max. | 1.00 max. | 0.045 max. | 0.03 max. | 18.0 – 20.0 | 11.0 – 14.0 | 3.0 – 4.0 | – |
| SS 317L | 0.03 max. | 2.00 max. | 0.75 max. | 0.045 max. | 0.03 max. | 18.0 – 20.0 | 11.0 – 15.0 | 3.0 – 4.0 | 0.1 |
| 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 | ||||
| 317 | 620 MPa | 275 MPa | 45% | 85 | 193 |
| 317L | 595 MPa | 260 MPa | 55% | 85 | 200 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
Stainless Steel 317 / 317L Nuts
|
IS
BS
ASTM
|
ASTM / ASME – A/ SA 193 |
3 mm
to
200 mm
|
M02 to M33
|
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.
Stainless Steel 317/317L nuts are extensively used in chemical and petrochemical industries, power generation, and food processing due to their superior corrosion resistance and strength. They are ideal for marine environments, handling acetic and citric acids, and in equipment exposed to chloride environments. Their low carbon content minimizes carbide precipitation during welding, enhancing durability and reliability in harsh conditions. These nuts are also used in pharmaceuticals, pulp and paper industries, and oil and gas applications, ensuring secure and durable fastening.
Stainless Steel 317/317L Nuts find extensive use in sectors like chemical processing, petrochemicals, marine, and power generation. They are particularly well-suited for equipment that faces harsh chemicals, such as acids, chlorides, and sulfates. Common applications include pressure vessels, heat exchangers, flue gas scrubbers, and marine components, where corrosion resistance and long-lasting fastening are essential. Their versatility and strength make them an excellent choice for industries that require dependable fastening solutions in both corrosive and high-temperature environments.
Pengkumta Fasteners is a leading manufacturer and supplier of high-quality fasteners in Bangkok, Thailand, with over 8 years of experience serving global industries.
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