Home > ASTM A193 B7 Nuts
Request For Our Latest Prices On ASTM A193 B7 Nuts in Kuala lumpur, Malaysia!
Mira Fasteners is a well-respected manufacturer and supplier of ASTM A193 B7 Nuts, based in Kuala Lumpur, Malaysia. These robust nuts are specifically designed for tough industrial applications, including oil and gas, petrochemicals, power generation, and construction. Renowned for their consistent quality and precision, Mira Fasteners guarantees that every product adheres to international standards and meets the unique needs of their customers. With a strong focus on reliability, prompt delivery, and technical know-how, Mira Fasteners has become a go-to supplier of industrial fasteners throughout Malaysia and Southeast Asia.
ASTM A193 B7 Nuts are crafted from chromium-molybdenum alloy steel and undergo heat treatment to achieve exceptional mechanical strength and durability. They typically boast a minimum tensile strength of 860 MPa and a yield strength of 720 MPa. These nuts are perfect for high-pressure, high-temperature environments and are often paired with B7 bolts in pressure vessels, flanged joints, piping systems, and structural assemblies. When properly coated, they provide excellent resistance to corrosion and hydrogen embrittlement, even in harsh conditions.
Material | Specification | Standards | Size | Length |
ASTM A193 B7 Nuts | IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 mm |
| 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 | |
| B8 Class 1 | All | 75 | 30 | 30 | 50 |
| B8M Class 1 | All | 75 | 30 | 30 | 50 |
| B8 Class 2 | Up to 3/4 | 125 | 100 | 12 | 35 |
| 7/8 – 1 | 115 | 80 | 15 | 35 | |
| 1-1/8 – 1-1/4 | 105 | 65 | 20 | 35 | |
| 1-3/8 – 1-1/2 | 100 | 50 | 28 | 45 |
| Element | B7 | B8 | B8M |
| Carbon | 0.37 – 0.49% | 0.08% max | 0.08% max |
| Manganese | 0.65 – 1.10% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.75 – 1.20% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 2.00 – 3.00% |
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.
ASTM A193 B7 Nuts are commonly utilized in situations that demand secure, vibration-resistant connections and structural integrity under load. You’ll find them in refineries, chemical plants, power stations, and major infrastructure projects. Available in a range of sizes, thread types, and finishes like black oxide or zinc plating, these nuts deliver reliable performance in both static and dynamic systems. Their proven strength and cost-effectiveness make B7 nuts a trusted choice for critical bolting solutions in heavy-duty industrial applications.
Mira Fasteners ensures the secure packaging of ASTM A193 B7 Nuts for optimal protection and easy handling. Each nut is individually packed to prevent damage during transit and storage, with clear labeling for quick identification. Our packaging is designed to maintain the integrity of the nuts and facilitate efficient inventory management. Trust Mira Fasteners for meticulously packaged components, ensuring that your ASTM A193 B7 Nuts arrive in perfect condition, ready for reliable performance in your projects.
Mira Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kuala lumpur, Malaysia, with over 8 years of experience serving global industries.
©2024 Mira Fasteners All Rights Reserved.
