Rupal Metals, a reputable manufacturer and supplier located in Delhi, India, specializes in high-quality stainless steel 15-7 MO bars and rods. These products are specifically designed for tough industrial applications that demand high strength, outstanding corrosion resistance, and excellent fatigue properties. With a commitment to precision manufacturing and a strict adherence to international quality standards, Rupal Metals provides performance-driven solutions tailored for the aerospace, chemical, and mechanical industries. Their stainless steel 15-7 MO bars and rods are celebrated for their durability, heat resistance, and precise dimensions, making Rupal Metals a go-to source for reliable, high-performance stainless steel products across essential engineering sectors.
The stainless steel 15-7 MO bars and rods are precipitation-hardening alloys that consist of about 15% chromium, 7% nickel, and trace amounts of molybdenum (2–3%), aluminum, and carbon. This alloy boasts impressive mechanical properties, including high strength and hardness after heat treatment. It features a tensile strength of approximately 965 MPa, a yield strength of around 758 MPa, and an elongation of 10–15%. Renowned for its exceptional fatigue and stress corrosion resistance, 15-7 MO maintains its mechanical integrity in both high and low-temperature settings, making it perfect for structural and high-load-bearing applications.
Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
Grade : 15-7MO (UNS No. S15700) Round Bars 1.4532
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
Application : Chemical process, Food processing, Petrochemical, Pollution control, Pulp and Paper, Refining
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished.
Our 15-7MO Round Bars conforms to NACE MR0175/ISO 15156
| Weight% | C | Mn | Si | P | S | Cr | Ni | Mo | Al |
| 15-7Mo | 0.09 | 1 | 1 | 0.04 | 0.03 | 14-16 | 6.50-7.75 | 2-3 | 0.75-1.5 |
| Material | Condition | Thickness (in) | Tensile Strength (ksi) | Yield Strength (ksi) | Elongation % | Hardness |
| Alloy 15-7 Mo | Solution Treated | <0.005 | 150 (max) | 65 (max) | 25 | 100 HB (max) |
| Alloy 15-7Mo | TH1050 (AMS 5520) | 0.010-0.020 | 190 | 170 | 4 | 40 HRC |
| Alloy 15-7 Mo | TH1050 (AMS 5520) | 0.020-0.1875 | 190 | 170 | 5 | 40 HRC |
| Alloy 15-7 Mo | TH1050 (AMS 5520) | 0.1875-0.500 | 190 | 170 | 6 | 40 HRC |
| Alloy 15-7 Mo | RH950 (AMS 5520) | 0.010-0.020 | 225 | 220 | 3 | 45 HRC |
| Alloy 15-7 Mo | RH950 (AMS 5520) | 0.020-0.1875 | 225 | 220 | 4 | 45 HRC |
| Alloy 15-7 Mo | RH950 (AMS 5520) | 0.1875-0.500 | 225 | 220 | 5 | 45 HRC |
| Alloy 15-7 Mo | Condition C | – | 200 | 175 | 1 | 41 HRC |
| Alloy 15-7 Mo | Condition CH900 | – | 240 | 230 | 1 | 46 HRC |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 15-7MO | 1.4532 | S15700 |
Stainless Steel 15-7 MO Bars and Rods are typically heat-treated to achieve optimal strength and hardness. The standard heat treatment involves solution annealing at 1030-1070°C followed by a rapid quenching process to enhance their mechanical properties, such as tensile and yield strength.
Stainless Steel 15-7 MO Bars and Rods generally require minimal maintenance due to their excellent corrosion resistance. Regular cleaning with non-abrasive materials is recommended to maintain their appearance and prevent surface corrosion. For extreme environments, periodic inspections and maintenance are advised to ensure their long-term performance.
Stainless Steel 15-7 MO offers superior fatigue resistance, strength, and corrosion resistance compared to standard stainless steels. Its high tensile strength and ability to withstand extreme temperatures and stresses make it more suitable for high-performance applications, particularly in the aerospace and automotive industries.
These stainless steel 15-7 MO bars and rods find extensive use in aerospace, chemical processing, marine, and mechanical engineering fields. They are particularly well-suited for crafting aircraft components, diaphragms, valves, springs, pressure vessels, and fasteners that require high strength, corrosion resistance, and thermal stability. Additionally, these bars are ideal for heat exchangers and structural parts in environments that experience repeated stress and harsh chemicals. Their precipitation-hardening capability allows for easy fabrication and heat treatment, offering design flexibility while ensuring performance and durability in mission-critical industrial systems.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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