Chung Metal produces Stainless Steel 17-4 PH Bars and Rods in Da Nang, Vietnam, renowned for exceptional strength, toughness, and corrosion resistance. The precipitation-hardening alloy is applied in the aerospace, chemical, and marine sectors. Through enhanced heat treatment, Chung Metal maximizes mechanical performance and dimensional stability. The bars blend superior tensile properties with good machinability and weldability, making them ideal for demanding engineering applications where durability and reliability are needed.
17-4 PH is 17% chromium, 4% nickel, and 3–5% copper with minor niobium additions. Following aging, it has tensile strength ~1310 MPa, yield ~1170 MPa, and hardness 35–45 HRC. It has good corrosion and oxidation resistance.
Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
Grade : 17-4 PH (UNS No. S17400) Round Bars 1.4542
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 17-4 PH Round Bars conforms to NACE MR0175/ISO 15156
| Grade | C | P | Si | Ni | Cu | Fe | Mn | S | Cr | Cb+Ta |
| SS 17-4 PH | 0.07 | 0.04 | 1.0 max | 3.0 – 5.0 | 3.0 – 5.0 | Bal | 1.0 max | 0.03 | 15.0 – 17.5 | 5 X C / 0.45 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 17-4 PH | 1.4542 | S17400 |
Stainless Steel 17-4 PH Bars and Rods are known for their exceptional strength and corrosion resistance. The alloy undergoes a precipitation hardening process, which significantly enhances its tensile strength, yield strength, and fatigue resistance, making it ideal for demanding applications in aerospace, automotive, and other industries that require materials to withstand high-stress environments.
Yes, Stainless Steel 17-4 PH Bars and Rods can be heat treated to achieve various hardness levels and mechanical properties. The material is often solution annealed and then precipitation hardened to optimize strength, corrosion resistance, and toughness, depending on the specific requirements of the application.
17-4 PH bars and rods are applied in turbine shafts, valves, fasteners, and aerospace parts. Their high strength and corrosion resistance make them well-suited for industrial and marine use. Chung Metal’s 17-4 PH products ensure long-term performance in conditions of heavy stress.
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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