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ASTM A269/A269M-24
Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service
1.1 This specification covers grades of nominal-wall-thickness, stainless steel tubing for general corrosion-resisting and low- or high-temperature service, as designated in Table 1.
| Grade | Composition, % | |||||||||||||||
| TP | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | . . . | |
| UNS DesignationA | S24000 | S31254 | S31266 | S31725 | S31726 | S31727 | S32053 | S30600A | S32654 | S34565 | S35045 | S35030 | N08367 | N08925 | N08926 | N08904 |
| Carbon | 0.08 | 0.020 | 0.030 | 0.035 | 0.035 | 0.030 | 0.030 | 0.018 | 0.020 | 0.030 | 0.06– | 0.05–0.10 | 0.030 | 0.020 | 0.020 | 0.020 |
| Manganese | 11.5– | 1.00 | 2.00–4.00 | 2.00 | 2.00 | 1.00 | 1.00 | 2.0 | 2.0– | 5.0– | 1.50 | 1.50 | 2.00 | 1.00 | 2.00 | 2.00 |
| Phosphorus | 0.060 | 0.030 | 0.035 | 0.045 | 0.045 | 0.030 | 0.030 | 0.020 | 0.030 | 0.030 | 0.045 | 0.030 | 0.040 | 0.045 | 0.030 | 0.040 |
| Sulfur. | 0.030 | 0.015 | 0.020 | 0.030 | 0.030 | 0.030 | 0.010 | 0.020 | 0.005 | 0.010 | 0.015 | 0.015 | 0.030 | 0.030 | 0.010 | 0.030 |
| Silicon | 1.00 | 0.80 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 3.7–4.3 | 0.50 | 1.00 | 1.00 | 0.50–2.0 | 1.00 | 0.50 | 0.50 | 1.00 |
| Nickel | 2.3– | 17.5– | 21.0–24.0 | 13.5– | 14.5– | 14.5– | 24.0– | 14.0– | 21.0– | 16.0– | 32.0– | 22.5– | 23.5– | 24.0–26.0 | 24.0– | 23.0– |