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The Mumbai, India-based Fasteners Mart is a leading distributor of top-quality fasteners to a number of industries including automotive, construction, and manufacturing. With their focus on quality and customer satisfaction, they have a wide selection of fasteners including Stainless Steel 420 Washers. Manufactured from Grade 420 stainless steel, the washers are moderately corrosion-resistant and highly hard. Presented in a variety of shapes, including flat, spring, and lock washers, they provide consistent and secure fastening across a wide range of industrial uses.
Stainless Steel 420 Washers consist of 12-14% chromium and trace amounts of carbon, manganese, and silicon. The material has a tensile strength range of 620-750 MPa and a hardness of 45-50 HRC, which provides high strength and toughness. Although corrosion resistance is moderate, Stainless Steel 420 has good wear resistance and is suitable for less aggressive environments. The washers are also very mechanically sound, featuring ductility as well as high resistance to moderate temperatures, thereby being well-placed for all manner of industrial 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 | 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 420 Washers find extensive use in high strength and moderate corrosive resistant applications. Found universally in machinery, automotive, aerospace, and food processing applications, these washers are most suited for moderate corrosive environment applications. Used prevalently in valves, pumps, engines, and other heavy machines where high strength and longevity are a priority. 420 Stainless Steel Washers provide safe fastening and are a reliable choice, particularly in processes that do not call for extreme corrosion resistance but value satisfactory wear resistance and toughness.
The Fasteners Mart provides swift Stainless Steel 420 Washer delivery, with specially formulated packaging solutions to prevent damage to the washers during transportation. They provide bulk and single-packaging solutions to meet customers’ needs, delivering the products safely and in perfect condition. The firm focuses on customer satisfaction, ensuring all fasteners are delivered securely and promptly for use in diverse industrial uses.
The Fasteners Mart is a leading manufacturer and supplier of high-quality fasteners in Mumbai, India, with over 8 years of experience serving global industries.
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