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Layla Sheets and Plates, a well-respected manufacturer and supplier located in Cairo, Egypt, specializes in top-notch Stainless Steel 13-8 PH Circles. These circles are celebrated for their impressive strength, remarkable toughness, and exceptional resistance to corrosion. Crafted with precision, they are designed to excel in high-stress and corrosive environments, making them perfect for demanding industrial applications. Layla Sheets and Plates is committed to maintaining superior quality control, ensuring reliability, and delivering on time, serving industries like aerospace, petrochemical, and marine with their durable and high-performance Stainless Steel 13-8 PH Circles.
The Stainless Steel 13-8 PH Circle is made up of chromium (12.25–13.25%), nickel (7.5–8.5%), and aluminum (0.9–1.35%), along with trace amounts of manganese and silicon. It boasts a high tensile strength of about 1100–1300 MPa and good yield strength, along with excellent resistance to stress-corrosion cracking. This alloy is known for its strong mechanical stability, good toughness, and impressive hardness after heat treatment, making it a great fit for precision-engineered applications.
| 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 in a variety of uses, from aerospace components and marine hardware to pressure vessels, nuclear applications, and chemical processing equipment. Their outstanding strength-to-weight ratio and corrosion resistance make them ideal for extreme environments. These circles are also commonly used in high-performance machinery, shafts, fasteners, and structural parts that require high fatigue resistance. With their reliability, machinability, and superior performance under heat and stress, they are a top choice in advanced engineering sectors.
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