Astm A 269 Stainless Steel Pipe
ASTM A269 is the specification for a wide range of austenitic tubes, including 304, 309, 310, and 316. These tubes are used in high-pressure and high-temperature services, such as hydraulic systems. Among them, ASTM A269 Tp316 tubing is specifically used in high-pressure, high-temperature applications like hydraulic systems. Other sizes of ASTM A269 tubing are available for the textile, chemical, and marine industries. ASTM A269 tolerates chloride-rich environments and most oxidizing agents well. Therefore, ASTM A269 seamless stainless steel tubes are an excellent choice for the chemical and marine industries.
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ASTM A269 Seamless Stainless Steel Pipe
ASTM A269 Stainless Steel Pipe Description
ASTM A269/ASME SA269 Seamless Stainless Steel Tubes are used for both low and high-temperature service. They are mainly composed of austenitic stainless steels, including 304, 304L, 316L, and 316. These tubes can be manufactured through resistance welding, electrofusion welding, or seamless cold-drawn methods. SA 269 tubes are available in different surface finishes and can undergo heat treatment. SA 269 Tp 316 is more resistant to corrosion than the 304 material type and is suitable for both high-pressure and high-temperature, as well as low-pressure and low-temperature applications.
ASTM A269 Steel Pipe Specification
| Material | Stainless Steel Pipe |
| Outer Diameter | OD 6mm-630mm or customized |
| Thickness | 0.4-30mm or customized |
| Model Number |
201.202.301.302.304.304L.309S.310S.316.316L.316Ti.321.410.430.630. 631.904L.2205.2507.2520 ect. Or Customized |
| Standard | GB, AISI, ASTM, ASME, EN, BS, DIN, JIS |
| Surface |
Black, Bright, 2B, BA, NO.1, Hairline, Mirror |
| Application |
Decoration, construction upholstery, etc |
| Package |
Each tube is in a plastic bag with a size label outside and pack in small bundles or according to customer request |
| Delivery Time | 30 workdays for one FCL Or according to the order list detail |
| Payment |
T/T,L/C, |
| Sample | we could offer the sample for free charge but do not pay the cost of freight. |
ASTM A269 SS Pipe
ASTM A269 Standard Seamless Tube Chemical Composition
| ASTM A269 Seamless Tubing Grades | UNS | C | Mn | P | S | Si | Cr | Ni | Mo |
| ASTM A269 304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | |
| ASTM A269 304L | S30403 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-13.0 | |
| ASTM A269 316 | S31600 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 |
| ASTM A269 316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
Wall Thickness Tolerance ASTM A269 Steel Tube
| NPS | ASTM A269 Tube Tolerance, % | |
| + | – | |
| 1/8-2 1 /2 | 20.0 | 12.5 |
| 3~18, t/D≤ 5% | 22.5 | 12.5 |
| 3~18, t/D> 5% | 15.0 | 12.5 |
| ≥ 20, welded | 17.5 | 12.5 |
| ≥ 20, seamless, t/D≤ 5% | 22.5 | 12.5 |
| ≥ 20, seamless, t/D> 5% | 15.0 | 12.5 |
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