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Stainless Steel Washers are primarily crafted from iron, combined with 10–20% chromium, nickel, and small amounts of molybdenum and carbon. The addition of chromium boosts corrosion resistance, while nickel enhances strength and ductility. These washers exhibit remarkable mechanical properties, including high tensile strength, hardness, and resistance to wear and heat. They maintain their shape and stability even under pressure, vibration, and temperature fluctuations. Their toughness, non-reactive surface, and capacity to endure mechanical stress make them a reliable choice for heavy-duty fastening and structural support across various industries.
Pengkumta Fasteners, a reputable manufacturer and supplier located in Bangkok, Thailand, proudly offers a diverse selection of high-quality Stainless Steel Washers that adhere to international quality standards. Utilizing cutting-edge manufacturing techniques and thorough quality inspections, the company guarantees that its washers provide exceptional durability, precision, and resistance to corrosion. These washers are specifically designed for reliable performance in both industrial and commercial settings, ensuring optimal load distribution and secure fastening. Pengkumta Fasteners is committed to delivering trustworthy products, prompt deliveries, and outstanding service to customers around the globe.
| 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 | Wedge Lock Washers, Square Washer, Spring Lock Washer, Self Locking Washer, Sealing Washer, Plain Flat Washer, Ogee Washer, Industrial Washer, Hex Washer, Finishing Washer, Fender Washer, Conical Washer, Countersunk Washer, Square Beveled Washer, Curved Wave Washer, External Tooth Lock Washer, Internal Tooth Lock Washers, Internal Tab Washers, lock washer Fastener, Wedge Lock Washers, Tab Washer, Structural Washers. |
| Grade | AISI | Stainless Steel Bolts Chemical Composition (% maxima unless stated) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | ||||||
| A1 | SS 202 | 0.12 | 1.0 | 6.5 | 0.20 | 0.15-0.35 | 16,0 – 19,0 | 0.7 | 5,0 – 10,0 | 1.75-2.25 | ||||
| A2 | SS 304 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 15,0 – 20,0 | 0.0 | 8,0 – 19,0 | 4.0 | ||||
| A3 | SS 321 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 17,0 – 19,0 | 0.0 | 9,0 – 12,0 | 1.0 | ||||
| A4 | SS 316 | 0.08 | 1.0 | 2.0 | 0.05 | 0.03 | 16,0 – 18,5 | 2,0 – 3,0 | 10,0 – 15,0 | 4.0 | ||||
| C1 | SS 410 | 0.09-0.15 | 1.0 | 1.0 | 0.05 | 0.03 | 11,5 – 14,0 | – | 1 | – | ||||
| C3 | SS 431 | 0.17-0.25 | 1.0 | 1.0 | 0.04 | 0.03 | 16,0 – 18,0 | – | 1,5 – 2,5 | – | ||||
| C4 | SS 416 | 0.08-0.15 | 1.0 | 1.5 | 0.06 | 0.15-0.35 | 12,0 – 14,0 | 0.6 | 1 | – | ||||
| F1 | SS 430 | 0.12 | 1.0 | 1.0 | 0.04 | 0.03 | 15,0 – 18,0 | 0.0 | 1 | – | ||||
| Stainless Steel Bolts | Class | Tensile Stress Rm MPa (N/mm2) minimum | Yield Strength Rp 0.2 Mpa (N/mm2) minimum | AL Minimum Elongation | Diameter |
|---|---|---|---|---|---|
| Stainless Steel Bolts | 70 | 700 | 450 | 0.4d | =<M20 |
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 Washers find extensive applications in construction, automotive, shipbuilding, oil and gas, and chemical sectors. They play a crucial role in evenly distributing loads, preventing surface damage, and ensuring secure fastening in assemblies. In marine environments, they provide outstanding resistance to saltwater corrosion, while in the chemical industry, they can withstand harsh chemicals and high operating temperatures. These washers are also utilized in machinery, pipelines, and architectural projects, guaranteeing both strength and durability. Furthermore, they are commonly found in household fittings and electrical equipment, where they enhance fastening reliability and ensure long-lasting performance.
At Pengkumta Fasteners, we prioritize our safe and effective stainless steel washers products to ensure they arrive in the best possible condition. Our packaging solutions are designed to protect washers from damage when rugged materials and precision processes are being used. Each package is labelled with detailed product information for easy identification and inventory management. Our meticulous processes ensure your stainless steel washer is good and authentic upon delivery, whether for small or large orders.
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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