Chung Metal distributes Stainless Steel 17-7 PH Hex Bars and Rods in Da Nang, Vietnam, with excellent corrosion resistance and high-strength properties. This precipitation-hardened stainless steel retains mechanical strength even when subjected to stress and temperature conditions. Chung Metal’s accurate manufacturing provides precise dimensions, outstanding surface finish, and constant mechanical properties. The 17-7 PH hex bars find extensive usage in applications demanding strength, fatigue life, and durability, especially in aerospace and industrial applications.
17-7 PH stainless steel has 17% chromium, 7% nickel, and minor aluminum content for hardening. It offers tensile strength up to 1400 MPa, yield 1200 MPa, and hardness 44–46 HRC. It also offers high strength along with sufficient corrosion and oxidation resistance.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-7 PH | .09 | – | 16.0 – 18.0 | – | Bal | 1.0 | 6.50 – 7.75 | .04 | 0.04 | 1.0 max |
| Grade | Tensile Strength ksi (MPa) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Rockwell) MAX |
| SS 17-7 PH | 170000 psi | 140000 psi | 6% | 38 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 17-7 PH | – | S17700 |
| HEXAGONS | ||
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Common challenges with Stainless Steel 17-7 PH Hex Bar include difficulty in machining due to its hardness, sensitivity to stress corrosion cracking, and the need for precise heat treatment to achieve optimal properties.
Stainless Steel 17-4 PH Hex Bar and Rod should be stored in a dry, clean environment, away from moisture and corrosive substances. Ensure proper ventilation and avoid direct contact with chemicals or humidity.
Yes, Stainless Steel 17-7 PH Hex Bar and Rod are fully recyclable. Stainless steel can be melted down and reused, making it an environmentally friendly material for sustainable manufacturing processes.
17-7 PH hex bars and rods are employed in springs, valves, fasteners, and structural parts. They function well in applications that demand uniform strength under stress. 17-7 PH hex products from Chung Metal are perfect for aerospace, marine, and high-pressure industrial applications.






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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