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Murad Fasteners stands out as a top manufacturer and supplier of ASTM A193 B8T Bolts in Doha, Qatar, meeting the essential industrial needs across the Middle East. The company has built a solid reputation for its precision engineering, rigorous quality control, and adherence to international standards. Murad Fasteners delivers high-performance fastening solutions to various sectors, including oil and gas, petrochemicals, power generation, and construction. The ASTM A193 B8T Bolts provided by Murad Fasteners are specifically designed for high-temperature applications, ensuring they offer strength, corrosion resistance, and reliability even in the toughest operating conditions.
ASTM A193 B8T Bolts are crafted from austenitic stainless steel, often stabilized with titanium to boost their performance at high temperatures. Their chemical makeup features chromium and nickel for enhanced corrosion resistance, while titanium helps prevent carbide precipitation. These bolts deliver impressive tensile and yield strength while retaining toughness at elevated temperatures. With excellent creep resistance, oxidation resistance, and durability, ASTM A193 B8T Bolts are perfect for continuous use in high-temperature and moderately corrosive settings without compromising their mechanical integrity.
| 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% |
| 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 | |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
Material | Specification | Standards | Size | Length |
ASTM A193 B8T Bolts
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | M 02 to M 160 | 3 mm to 200 mm |
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 B8T Bolts are mainly utilized in high-temperature and pressure scenarios where strength and corrosion resistance are crucial. You’ll find them in applications like boilers, heat exchangers, pressure vessels, piping systems, and flanged joints in power plants and refineries. They’re also commonly used in chemical processing, oil and gas facilities, and the petrochemical sector. Thanks to their stability at elevated temperatures, ASTM A193 B8T Bolts are particularly well-suited for environments that experience thermal cycling, steam service, and prolonged heat exposure.
We uphold stringent quality standards for our ASTM A193 B8T Bolts, subjecting them to rigorous tests such as Hardness Test, Chemical Analysis via Spectro Analysis, PMI Testing, Flattening Test, Micro and Macro Tests, Pitting Resistance Test, Flaring Test, Intergranular Corrosion (IGC) Test. Each order includes a commercial invoice, packaging list, Certificate of Origin, and Guarantee Letter. For added assurance, we offer third-party inspection certificates to validate the excellence and suitability of our bolts for various applications, ensuring client satisfaction.
Murad Fasteners is a leading manufacturer and supplier of high-quality fasteners in Doha, Qatar, with over 8 years of experience serving global industries.
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