Chetan Steel, based in Delhi, is a trusted manufacturer and supplier of premium alloy steel fastening accessories. With years of experience and a strong focus on quality, precision, and durability, the company delivers products designed for demanding industrial applications. Among its specialized offerings are Alloy Steel Grade B7M Washers, engineered to provide secure load distribution and support in high-pressure and high-temperature conditions. Manufactured under strict quality control and advanced heat-treatment processes, these washers ensure reliable performance, longevity, and dimensional accuracy. Chetan Steel’s commitment to excellence makes it a preferred choice across India.
Alloy Steel Grade B7M Washers are manufactured from chromium-molybdenum alloy steel and heat-treated with controlled hardness to reduce the risk of hydrogen embrittlement. These washers offer excellent tensile strength, hardness, and wear resistance. They maintain structural integrity under heavy loads and high temperatures, providing consistent performance over prolonged service. Precision manufacturing ensures dimensional accuracy and smooth surfaces, making Alloy Steel Gr B7M Washers ideal for critical industrial applications requiring high reliability and durability.
| 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 B7M | C | Mn | P | S | Si | Cr | Mo |
| 0.37-0.49 | 0.65-1.10 | 0.035 Max | 0.04 Max | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B7M | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 |
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 Grade B7M Washers are commonly used in high-pressure and high-temperature industrial environments. Typical applications include flanged connections, pressure vessels, valves, pipelines, heat exchangers, and petrochemical installations. These washers distribute load evenly, reduce stress on fasteners, and prevent loosening due to vibration or thermal cycling. Preferred by engineers and maintenance professionals, Alloy Steel Gr B7M Washers ensure secure joints, operational safety, and long-term reliability in demanding industrial applications. Their high strength and durability make them suitable for critical fastening and structural support tasks.
Chetan 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 Delhi, India.
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