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Bilal Fasteners is a leading manufacturer, supplier and exporter specializing in quality ASTM A193 B8T Bolts in Indonesia, Jakarta. We prioritize quality, accuracy and reliability, ensuring our products always exceed industry standards. Our commitment to excellence and meticulous attention to detail make us a trusted name in the industry.
ASTM A193 B8T bolts are austenitic stainless steel with approximately 18% chromium and 8% nickel, similar to SS 321. They also include excellent corrosion resistance, high tensile strength, and thermal stability in titanium. Key features include high-temperature oxidation and scaling resistance, good ductility and weldability. Advantages include durability, reliability in stable environments and suitability for high-temperature applications, making them ideal for chemical processing, petrochemical, and high-temperature applications.
| 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, made from AISI 316 stainless steel, are widely used in high-temperature and high-pressure environments. They are ideal for applications in the chemical and petrochemical industries, oil and gas, power generation, and marine environments. These bolts offer excellent corrosion resistance, strength, and durability, making them suitable for use in flanges, valves, pressure vessels, and heat exchangers. Their ability to withstand extreme conditions ensures reliability and longevity in critical industrial applications.
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.
Bilal Fasteners is a leading manufacturer and supplier of high-quality fasteners in Indonesia, Jakarta, with over 8 years of experience serving global industries.
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