Chuck Metals, located in Pulau Ujong, Singapore, has built a solid reputation as a reliable manufacturer and supplier of precision-engineered stainless steel products, including the highly regarded Stainless Steel 317 Hollow Bars. These bars are crafted to provide exceptional corrosion resistance and strength, making them ideal for tough industrial applications. Catering to industries like chemical processing, marine, pharmaceuticals, and pulp and paper, Chuck Metals guarantees that its hollow bars adhere to international quality standards. With a strong focus on reliability, prompt delivery, and customer satisfaction, Chuck Metals stands out as a leading stainless steel supplier throughout Singapore and Southeast Asia.
The Stainless Steel 317 Hollow Bar is a high-alloy austenitic stainless steel that features 18–20% chromium, 11–15% nickel, 3–4% molybdenum, and a carbon content of up to 0.08%. This unique blend offers remarkable resistance to pitting, crevice corrosion, and general chemical attacks, especially in acidic and chloride-rich environments. Its typical mechanical properties include a tensile strength of about 75 ksi (515 MPa), a yield strength close to 30 ksi (205 MPa), and an elongation of roughly 35–40%. Additionally, this material boasts good formability, weldability, and strength retention even at elevated temperatures.
Standard ASTM A276, A479 / ASME SA276, SA479
Range 3.17 MM TO 350 MM DIA
Diameter 25mm to 152mm
Size Tolerance h8, h9(DIN 671), h10, h11, ASTM A484, DIN 1013
Finish Bright, Polish & Black
Form Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wiremesh, Billet, Ingot, Forging Etc.,
Condition Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Other Services Machining (CNC), Centreless Grinding (CG), Heat Treatment, Anneling, Pickling, Polish, Rolling, Forging, Cutting, Bending, Minor Fabrication
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 317 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 18.00 – 20.00 | 3.00 – 4.00 | 11.00 – 15.00 | 57.845 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.9 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
SS 317 Hollow Bars are commonly used in industries requiring high corrosion resistance, such as chemical processing, pharmaceuticals, food processing, and marine environments. They are ideal for manufacturing pipes, heat exchangers, pressure vessels, and other equipment exposed to harsh conditions.
SS 317 offers superior corrosion resistance compared to standard stainless steels like SS 304 and SS 316, especially in chloride-rich environments. It provides enhanced protection against pitting, crevice corrosion, and general corrosion, making it ideal for harsh chemical and marine applications.
SS 317 Hollow Bars typically contain 18-20% chromium, 3-4% molybdenum, 13-15% nickel, with small amounts of manganese, silicon, and carbon. This composition provides excellent corrosion resistance, particularly against chlorides, and enhances its strength at high temperatures.
Stainless Steel 317 Hollow Bars find their place in applications that demand both structural integrity and corrosion resistance, such as heat exchanger tubing, marine shafts, hydraulic cylinders, and chemical transport systems. The hollow design not only reduces weight but also maintains strength, making them perfect for components where material efficiency and mechanical performance are crucial. Industries favor 317 hollow bars for their long service life, low maintenance needs, and reliable performance in harsh and corrosive conditions.






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