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Mazin Fasteners is a reputable manufacturer and supplier of ASTM A193 B6X Bolts, proudly based in Muscat, Oman. They specialize in providing high-strength bolting solutions tailored for critical industrial applications. The company places a strong emphasis on precision manufacturing, rigorous quality control, and compliance with globally recognized standards. With state-of-the-art production facilities and a skilled technical team, Mazin Fasteners produces bolts that are engineered for high-temperature and high-pressure environments. Their dedication to material traceability, consistent quality, and timely delivery has made them a trusted partner in sectors like power generation, petrochemicals, refineries, and heavy engineering.
ASTM A193 B6X Bolts are crafted from chromium-molybdenum alloy steel, featuring an enhanced chemical composition and controlled heat treatment that sets them apart from standard B6 grades. This specialized alloy offers superior tensile and yield strength, improved toughness, and remarkable resistance to deformation at elevated temperatures. The bolts maintain stable hardness, boast strong load-bearing capabilities, and provide reliable creep resistance even under prolonged thermal and mechanical stress. These mechanical properties ensure they remain dimensionally stable, have a long service life, and perform securely in demanding high-pressure and high-temperature conditions.
| Element | B6X |
| Carbon | 0 – 0.15% |
| Manganese | 0 – 1.00% |
| Phosphorus, max | 0 – 0.040% |
| Sulfur, max | 0 – 0.03% |
| Silicon | 0 – 1.00% |
| Chromium | 11.5 – 13.5% |
| Nickel | – |
| Molybdenum | – |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 620 |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 485 |
| Elongation in 4D (El) | 15 |
| Reduction | 50 |
| Hardness – (BHN) | 0 – 262 |
|
Material |
Specification |
Standards |
Size
|
Length |
|
ASTM A193 B6X 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 B6X Bolts find extensive use in applications that demand exceptional strength and reliability under high temperatures and pressures. Common applications include steam and gas turbines, boilers, pressure vessels, heat exchangers, and various power generation equipment. They are also widely used in petrochemical plants, refineries, and oil and gas processing systems that face thermal cycling, vibration, and heavy continuous loads. These bolts are particularly suited for critical flange connections and structural assemblies where resistance to creep, stress, and high operating temperatures is essential.
We ensure full transparency and quality with our ASTM A193 B6X Bolts. Every purchase includes a commercial invoice, packaging list, fumigation certificate, heat treatment chart, and an NABL-approved lab test report. We also provide an MTC per EN 10204/3.1b, PMI Test Certificate, a 100% radiography test report, and a Third Party Inspection Certificate. Our thorough documentation aims to provide complete satisfaction and confidence in the quality of our products.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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