Reliable Steels is a leading supplier and exporter of ASTM A270 Tubing. We offer ASME SA-270 Tube Standard Specification for Seamless and Welded Austenitic and Ferritic/Austenitic Stainless Steel Sanitary Tubing. Meet most experienced ASTM A270 Tubing suppliers who have supplied globally including Oman, Brazil, South Africa, Algeria, Yemen, Syria.
Email us Whatsapp us Call usASTM A270 grade covers standard welded, seamless, and heavily cold-welded austenitic and ferritic grades intended for use in sanitary applications. It is designed with different chemical constituents giving them enhanced resistance to corrosive and oxidative media across an array of harsh environments. ASTM A270 Sanitary Tube is designed in sizes up to 12 inches having a maximum outer diameter of 300mm. The ASTM A270 Stainless Steel Seamless Tubes are one of the strongest tubes in this range. Designed via an extrusion process, these tubes are produced by passing hot steel billets through metal. The absence of seams on the surface of these tubes propels them to have the outstanding load-bearing capacity in the system. ASME SA 270 Stainless Steel Pipe is designed to work in high-temperature and pressure applications. The pressurized vessel grade is very robust and doesn’t disorient easily under any conditions. The A270 Stainless Steel Tubing can be welded, making use of automated procedures. These tubes can be welded without the need for filler material and prior investigation should be performed on these tubes to ensure that are suitable for use in tough conditions.
| Outer Diameter | 1/2 Inch |
| Wall Thickness | 16 Gauge |
| Length | 20 Inch |
| Outer Daimeter Tolerance | +/-0.005 Inch +/-0.13MM |
| Standard | ASTM A270 / 3A / A270M |
| WT Tolerance | +/-10% |
| Length Tolerance | +1/8 Inch +3.18MM |
| Material | SS 316, SS 304L, SS 304, SS 316L |
| Certification | 3A – Food / Dairy Grade |
| Finish | 20Ra Inner Diameter 32Ra Outer Diameter |
| Polish | Mechanical Polished |
| Type | Seamless |
| Mill Test Certificate | EN10204 3.1 |
| Nominal Wall Thickness | Outside Diameter | Weight | ||
|---|---|---|---|---|
| Inch | mm | Inch | mm | (kg/m) |
| 0.065 | 1.65 | 1/2 | 12.7 | 0.454 |
| 0.065 | 1.65 | 3/4 | 19.1 | 0.717 |
| 0.065 | 1.65 | 1 | 25.4 | 0.976 |
| 0.065 | 1.65 | 1 1/2 | 38.1 | 1.50 |
| 0.065 | 1.65 | 2 | 50.8 | 2.02 |
| 0.065 | 1.65 | 2 1/2 | 63.5 | 2.54 |
| 0.065 | 1.65 | 3 | 76.2 | 3.06 |
| 0.083 | 2.11 | 4 | 101.6 | 5.23 |
| 0.109 | 2.77 | 6 | 152.4 | 10.32 |
| 0.109 | 2.77 | 8 | 203.2 | |
| Material | Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Nickel | Molybdenum | Nitrogen | Niobium | Titanium |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | . | |||
| 304H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | ||||
| 304L | 0.035 D | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-13.0 | ||||
| 310S | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 24.0-26.0 | 19.0-22.0 | 0.75 | |||
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | |||
| 316L | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | |||
| 316H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | |||
| 316Ti | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | 0.10 | 5x(C+N)-0.70 | |
| 321 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | 0.10 | 5C-0.70 | ||
| 321H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | 4C-0.60 | |||
| 347 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | 10xC-1.00 | |||
| 347H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | 8xC-1.00 |
| Grade | Temperure º F(º C) |
Heat Treatment |
Yield Strength. | Tensile Strength | Elongation |
|---|---|---|---|---|---|
| 304 | 1900 (1040) | Solution | 30(205) | 75(515) | 35 |
| 304L | 1900 (1040) | Solution | 25(170) | 70(485) | 35 |
| 304H | 1900 (1040) | Solution | 30(205) | 75(515) | 35 |
| 310S | 1900 (1040) | Solution | 30(205) | 75(515) | 35 |
| 316 | 1900(1040) | Solution | 30(205) | 75(515) | 35 |
| 316L | 1900(1040) | Solution | 25(170) | 70(485) | 35 |
| 316H | 1900(1040) | Solution | 30(205) | 75(515) | 35 |
| 316Ti | 1900(1040) | Solution | 30(205) | 75(515) | 35 |
| 321 | 1900(1040) | Solution | 30(205) | 75(515) | 35 |
| 321H | Cold: 2000(1100) Hot: 1925(1050) |
Solution | 30(205) | 75(515) | 35 |
| 347 | 1900(1040) | Solution | 30(205) | 75(515) | 35 |
| 347H | Cold: 2000(1100) Hot: 1925(1050) |
Solution | 30(205) | 75(515) |
| Grade | UNS (Unified Numbering System) | DIN/ Werkstoff Nr. |
|---|---|---|
| 304L | S30403 | 1.4306 |
| 304 | S30400 | 1.4301 |
| 316 | S31600 | 1.4436 |
| 316L | S31603 | 1.4404 |