Chung Metal provides Stainless Steel 15-7 MO Bars and Rods in Da Nang, Vietnam, known for excellent strength and oxidation resistance. This precipitation-hardened stainless steel has high fatigue strength and corrosion protection. Chung Metal’s modern production ensures ideal hardness control and surface finish. The 15-7 MO bars retain strength even at high temperatures, offering superior stability and formability. These bars are extensively employed in high-stress mechanical components wherein strength, reliability, and corrosion resistance are critical.
15-7 MO has 15% chromium, 7% nickel, and ~2.5% molybdenum, with aluminum and carbon as aging hardeners. It offers tensile strength up to 1400 MPa, yield 1200 MPa, and hardness ~46 HRC. The alloy has high strength and corrosion resistance after aging.
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.
15-7 MO bars find application in springs, aerospace hardware, pressure diaphragms, and fasteners. They retain structural integrity in dynamic and thermal stress. Chung Metal’s 15-7 MO rods provide consistent performance for precision components of aircraft and 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.
Chung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Da Nang, Vietnam
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