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Based in Canberra, Australia, Smith Fittings stands out as a top manufacturer and supplier of premium stainless steel products, including the highly regarded **Stainless Steel 13-8 PH Circles**. Known for their remarkable strength, resistance to corrosion, and long-lasting durability, these circles are crafted to meet the rigorous demands of today’s industries. Perfectly suited for aerospace, defense, and high-performance engineering applications, Smith Fittings guarantees precision in manufacturing and unwavering quality. With a strong focus on timely delivery, technical assistance, and customer satisfaction, the company has earned a reputation as a reliable source for high-performance 13-8 PH stainless steel circles, tailored for projects that require both dependability and outstanding mechanical performance.
**Stainless Steel 13-8 PH Circles** belong to the precipitation-hardening martensitic stainless steel family, featuring around 13% chromium, 8% nickel, along with trace amounts of copper and aluminum. This unique blend strikes a perfect balance between corrosion resistance and impressive mechanical strength. Thanks to heat treatment methods like solution annealing and aging, these circles achieve remarkable toughness, high yield and tensile strengths, and excellent fatigue resistance, all while retaining their ductility. These characteristics make them ideal for critical components in high-stress and high-performance scenarios.
| Specifications | ASTM A240, ASME SA240 |
| Dimensions | ASTM, ASME and API |
| Standard | JIS, AISI, ASTM, GB, DIN, EN, etc. |
| Thickness | 1 Mm To 100 mm. |
| Diameter | Upto 2000 Mm. |
| Circle Diameter | 3″ DIA up to 38″ DIA 1500 lbs max. |
| Circles Form | Hot Rolled Circles, Cold Rolled Circle, Proof Machined Circles. |
| Cr 12.25 – 13.23% | Ni 7.50 – 8.50% | Mo 2.00 – 2.50% | Al 0.90 – 1.35% | N 0.010% | |||||
| Mn 0.10% | Si 0.10% | C 0.05% | P 0.010% | S 0.008% |
| Tensile (UTS)N/mm² | 0.2% YieldN/mm² | Elongation(50.8mm) %) | HardnessHRc | Reductionof Area |
| 1965 | 1896 | 2 | 57 | 10 |
| Alloy | UNS Number | SAE Number |
| 13-8 PH | UNS S13800 |
| Density | Electrical conductivity (% IACS) | Thermal conductivity (BTU-in/hr-ft²-°F) | Specific heat capacity | Thermal expansion (1/°F) | Melting Point (°F) |
| 0.282 | 1.72 | 97 | 0.11 | 0.00000589 | 2560 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless steel 13-8 PH Circle provides exceptional strength, corrosion resistance and toughness, making it ideal for aerospace, marine, and high-stress applications Its precipitation hardening properties ensure superior mechanical performance and dimensional stability. The alloy’s excellent resistance to stress corrosion cracking and oxidation makes it durable in harsh environments. Its mechanical and weldability allows versatile design, while the uniformity of the material ensures reliable performance in critical applications. With excellent strength coupled with fatigue resistance, stainless steel 13-8 pH spheres are a cost-effective robust option for complex industrial and architectural applications.
You’ll find **Stainless Steel 13-8 PH Circles** widely utilized across aerospace, defense, automotive, and industrial sectors where high strength, toughness, and corrosion resistance are non-negotiable. They’re perfect for applications involving shafts, fasteners, gears, structural components, and other vital mechanical parts that face significant stress or fatigue. Moreover, their ability to withstand corrosive environments makes them a great fit for marine and chemical applications. Smith Fittings offers these circles in a variety of sizes and finishes, ensuring precision, reliability, and enduring performance for even the most demanding engineering projects.
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