Operating from the heart of Abuja, Samuel Steels has built a reputation as a trusted manufacturer and supplier dedicated to supporting Nigeria’s growing industrial landscape. We take particular pride in producing the Alloy Steel Gr B7 Washer, a component engineered to meet the rigorous demands of critical applications, ensuring our clients receive not just a product, but a promise of reliability and strength right here from our local facilities.
The composition of our Alloy Steel Gr B7 Washer is a careful balance, primarily based on chromium and molybdenum. This specific alloying gives the washer its distinct character, resulting in exceptional mechanical properties like high tensile strength and impressive resistance to corrosion and oxidation. It’s this robust combination that allows it to perform reliably under significant pressure and in challenging environments where ordinary washers would fail.
| Specifications | : | ASTM A 194 ASME SA 194 |
| 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 GR 7 | C | Mn | P | S | Si | Mo | Cr |
| 0.37-0.49% | 0.65-1.10% | 0.04% | 0.04% | 0.15-0.035% | 0.15-0.25% | 0.75-1.20% |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B7 | 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.
You’ll typically find the Alloy Steel Gr B7 Washer hard at work in situations where failure is not an option. It’s a fundamental component in the construction of high-pressure pipelines, within the powerful valves of oil and gas installations, and in the demanding environments of chemical processing plants. Essentially, it provides a secure, durable fastening solution for any assembly that must withstand extreme temperatures, high stress, and corrosive elements day in and day out.
Samuel 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 Abuja, Nigeria.
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