Stainless Steel 309 Seamless Tube
Short Description:
Stainless Steel 309 is a heat-resistant austenitic stainless steel with high chromium and nickel content.
Stainless Steel Pipe Hydrostatic Testing:
Stainless Steel 309 is known for its exceptional heat resistance, making it suitable for applications where exposure to high temperatures is common.The alloy offers good resistance to corrosion, especially in mildly corrosive environments.The high chromium and nickel content contribute to the alloy's corrosion resistance and high-temperature strength.The term "seamless" indicates that the tube is produced without any welded seams. Seamless tubes are often preferred in high-pressure and high-temperature applications due to their uniform structure.Stainless Steel 309 Seamless Tubes find applications in various industries, including aerospace, chemical processing, thermal processing, and more, where elevated temperatures and corrosive environments are encountered.
Specifications of 309 pipe:
| Grade | 309,309s |
| Specifications | ASTM A/ASME SA213 / A249 / A269 |
| Length | Single Random, Double Random & Cut Length. |
| Size | 10.29 OD (mm) – 762 OD (mm) |
| Thickness | 0.35 OD (mm) to 6.35 OD (mm) in thickness ranging from 0.1mm to 1.2mm. |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated |
| Form | Round Tubes, Custom Tubes, Square Tubes, Rectangular Tubes |
| Raw Materail | POSCO, Baosteel, TISCO, Saky Steel, Outokumpu |
Stainless Steel 309 Pipe Other Types:
309 Stainless Steel Tubes Chemical Composition:
| Grade | C | Si | Mn | S | P | Cr | Ni |
| 309 | 0.20 | 1.0 | 2.0 | 0.030 | 0.045 | 18～23 | 8-14 |
Mechanical Properties of Stainless Steel 309 Tubes:
| Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Rockwell B (HR B) max | Brinell (HB) max |
| 309 | 620 | 45 | 310 | 85 | 169 |
SAKY STEEL'S Packaging:
1. Packing is quite important especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put special concern regarding packaging.
2. Saky Steel's pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as,
