Request For Our Latest Prices On ASTM A193 B6 Nuts in Canberra, Australia!
Hazlewood Fasteners, a reputable manufacturer and supplier located in Canberra, Australia, focuses on crafting top-notch ASTM A193 B6 Nuts that are built for strength and reliability in tough industrial settings. Made from AISI 410 stainless steel, these nuts boast impressive hardness, heat resistance, and a decent level of corrosion resistance. They meet ASTM standards, making them perfect for high-pressure and high-temperature applications in various sectors, including power generation, petrochemicals, refineries, and marine engineering. Hazlewood Fasteners is committed to precision machining, proper heat treatment, and thorough quality checks, ensuring that their fastening solutions are durable and perform well even in extreme mechanical and thermal conditions.
ASTM A193 B6 Nuts are made up of Chromium (11.5–13.5%), Carbon (0.08–0.15%), Manganese (≤1%), Silicon (≤1%), Phosphorus (≤0.04%), and Sulfur (≤0.03%), with the rest being iron. Their martensitic stainless steel structure provides excellent hardness, wear resistance, and strength, featuring a tensile strength of about 585 MPa, yield strength of 275 MPa, and hardness around 223 HB. These nuts offer good oxidation resistance and perform well in high temperatures and mildly corrosive environments. Their mechanical strength and stability make them ideal for critical bolting applications that face stress, vibration, and high thermal exposure.
| Element | B6 |
| Carbon | 0 – 0.08% |
| Manganese | 0 – 2.00% |
| Phosphorus, max | 0 – 0.045% |
| Sulfur, max | 0 – 0.030% |
| Silicon | 0 – 1.0% |
| Chromium | 19.0 – 9.0% |
| Nickel | 12.0 – 0% |
| Molybdenum | – |
| Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa) | 515 |
| Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa) | 205 |
| Elongation in 4D (El) | 30 |
| Reduction | 50 |
| Hardness – (BHN) | 0 |
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 B6 Nuts are commonly found in pressure vessels, boilers, heat exchangers, turbines, and valve assemblies, where having high mechanical strength and temperature resistance is crucial. They’re heavily used in the petrochemical sector, oil refineries, and power generation plants to secure joints in systems that face heat and pressure. These nuts are also perfect for marine components, industrial furnaces, and flanged connections that operate in oxidizing environments. Thanks to their martensitic strength and resistance to oxidation, B6 Nuts provide dependable fastening in thermal processing units, high-stress assemblies, and structural applications where durability and temperature stability are essential for long-lasting performance.
Our ASTM A193 B6 Nuts have comprehensive quality assurance, including commercial invoices, packaging lists, fumigation certificates, heat treatment charts, quality assurance plans, and approved lab test reports. We also provide various test certificates, such as MTC per EN 10204/3.1b, PMI Test Certificates, and 100% radiography test reports. Additionally, a Third-Party Inspection Certificate ensures 100% client satisfaction. Trust in our commitment to excellence with ASTM A193 B6 Nuts and detailed documentation.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
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