Phanuphong Steel and Plates, located in Bangkok, Thailand, has built a solid reputation as a reliable manufacturer and supplier of top-notch industrial fasteners, including Alloy Steel Gr B16 Washers. These washers are celebrated for their durability, reliability, and outstanding performance, crafted to meet the rigorous demands of various industries. By strictly adhering to global standards, Phanuphong Steel guarantees that each product offers exceptional strength, wear resistance, and a long service life. Alloy Steel Gr B16 Washers find their place in power generation, petrochemical, and heavy engineering sectors, providing secure fastening solutions that can handle extreme pressure, high temperatures, and corrosive environments with consistent efficiency.
These washers are made from a blend of chromium, molybdenum, manganese, silicon, and carbon, striking a perfect balance between strength and toughness. They boast high tensile strength, impressive hardness, and excellent creep resistance even at elevated temperatures. With a yield strength of around 380 MPa and a tensile strength that exceeds 655 MPa, they promise reliable performance under stress. Their remarkable thermal stability, oxidation resistance, and fatigue strength make them ideal for high-pressure and high-temperature applications. The combination of durability and mechanical resilience ensures they remain dependable across critical industrial uses.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | IS, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring. |
| Alloy Steel B16 | C | Mn | P | S | Si | Ni | Cr |
| 0.15 max | 1.00 max | 0.040 | 0.030 | 1.00 max | – | 11.50-13.50 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B16 | Up to 2-1/2 | 125 | 105 | 18 | 50 |
| 2-5/8 – 4 | 110 | 95 | 17 | 45 | |
| 4-1/8 – 7 | 100 | 85 | 16 | 45 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel Gr B16 Washers are essential in scenarios that demand secure and durable fastening in extreme conditions. They play a vital role in power plants, boilers, turbines, heat exchangers, and refinery equipment, where stability under high pressure and temperature is crucial. The petrochemical and oil & gas industries utilize these washers in pipelines, reactors, and flanges to maintain leak-proof connections. Additionally, heavy engineering, construction, and marine sectors depend on them for their ability to withstand stress, vibration, and wear. Their robust composition guarantees reliable performance in both static and dynamic applications, even in the most challenging environments.
Phanuphong Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Bangkok, Thailand.
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