Torich International Limited
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ASTM A270 Seamless and Welded Austenitic and Ferritic/Austetnitic Stainless Steel Sanitary Tubing
Size range: O.D.: 4.0-305mm W.T.:1-50mm L: according to customer requirement
Applications: Sanitary tubing in the dairy and food industry, and having special surface finishes
Chemical Requirement
| Grade: | TP304 | TP304L | … | TP316 | TP316L | … | … | … |
| UNS | S30400 | S30403 | S31254 | S31600 | S31603 | N08926 | N08367 | S31803 |
| C, max | 0.08 | 0.035 | 0.020 | 0.08 | 0.035 | 0.020 | 0.030 | 0.030 |
| Mn, max | 2.00 | 2.00 | 1.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| P, max | 0.045 | 0.045 | 0.030 | 0.045 | 0.045 | 0.030 | 0.040 | 0.030 |
| S, max | 0.030 | 0.030 | 0.010 | 0.030 | 0.030 | 0.010 | 0.030 | 0.020 |
| Si, max | 1.00 | 1.00 | 0.80 | 1.00 | 1.00 | 0.50 | 1.00 | 1.00 |
| Ni | 8.0-11.0 | 8.0-12.0 | 17.5-18.5 | 10.0-14.0 | 10.015.0 | 24.026.0 | 23.525.5 | 4.5-6.5 |
| Cr | 18.020.0 | 18.020.0 | 19.520.5 | 16.018.0 | 16.018.0 | 19.021.0 | 20.022.0 | 22.023.0 |
| Mo | … | … | 6.0-6.5 | 2.003.00 | 2.003.00 | 6.0-7.0 | 6.0-7.0 | 3.0-3.5 |
| Ni | … | … | 0.180.22 | … | … | 0.150.25 | 0.180.25 | 0.140.20 |
| Copper | … | … | 0.501.00 | … | … | 0.50-1.5 | 0.75 max | … |
| Grade: | … | … | 2003 |
| UNS | S32205 | S32750 | S32003 |
| C, max | 0.030 | 0.030 | 0.030 |
| Mn, max | 2.00 | 1.20 | 2.00 |
| P, max | 0.030 | 0.035 | 0.030 |
| S, max | 0.020 | 0.020 | 0.020 |
| Si, max | 1.00 | 0.80 | 1.00 |
| Ni | 4.5-6.5 | 6.0-8.0 | 3.0-4.0 |
| Cr | 22.0-23.0 | 24.0-26.0 | 19.5-22.5 |
| Mo | 3.0-3.5 | 3.0-5.0 | 1.5-2.0 |
| Ni | 0.14-0.20 | 0.24-0.32 | 0.14-0.20 |
| Copper | … | 0.50 max | … |
| Group | Size, Outside Diameter, in(mm) | Permissible Variations in Outside Diameter, in.[mm]Over Uder | Permissible Variations in WT, % | Permisible Variations in Cut Length, in[mm] | |
| 1 | 1.000(25.4) and under | ±0.005[0.13] | ±15 | 1/8[3.2] | 0 |
| 2 | Over 1(25.4) to2(50.8) | ±0.005[0.20] | ±10 | 1/8[3.2] | 0 |
| 3 | Over 2 (50.8) to3(76.2) | ±0.010[0.25] | ±10 | 1/8[3.2] | 0 |
| 4 | Over 3(76.2) to4(101.6) | ±0.015[0.38] | ±10 | 1/8[3.2] | 0 |
| 5 | Over 3(101.6) to 5½(139.7) excl | ±0.015[0.38] | ±10 | 3/16[4.8] | 0 |
| 6 | 5 ½(139.7) to 8(203.2) excl | ±0.030[0.76] | ±10 | 3/16[4.8] | 0 |
| 7 | 8(203.2) to 12(304.8) | ±0.050[1.27] | ±10 | 3/16[4.8] | 0 |
| Grade | UNS | Tensile | Yield | Elongation | Rockwell |
| TP304 | S30400 | 75(515) | 30(205) | 35 | B90 |
| TP304L | S30403 | 70(485) | 25(170) | 35 | B90 |
| TP316 | S31600 | 75(515) | 30(205) | 35 | B90 |
| TP316L | S31603 | 70(485) | 25(170) | 35 | B90 |
|
| S31803 | 90(620) | 65(450) | 25 | C30.5 |
| 2205 | S32205 | 95(655) | 70(485) | 25 | C30.5 |
| 2507 | S32750 | 116(800) | 80(550) | 15 | C32 |
| 2003 | S32003 | 90(620) | 65(450) | 25 | C30 |
