3/4 Stainless Steel Tube Maximum Internal Pressure
Maximum Internal Pressure, bar
| Grade | 100°F | 200°F | 300°F | 400°F | 500°F | 600°F | 700°F | Comments |
|---|---|---|---|---|---|---|---|---|
| 304L | 191 | 191 | 191 | 181 | 168 | 160 | 154 | A 312 and A 269 tube |
| 304/304L | 229 | 229 | 229 | 213 | 200 | 190 | 181 | A312, A376 and A269 tube |
| 316L | 191 | 191 | 191 | 179 | 169 | 160 | 154 | A 312 and A 269 tube |
| 316/316L | 229 | 229 | 229 | 221 | 206 | 194 | 186 | A312, A376 and A269 tube |
| 321:1 | 191 | 191 | 191 | 191 | 184 | 174 | 167 | t>3/8″ A312 and A376 |
| 321:2 | 229 | 229 | 229 | 229 | 221 | 209 | 200 | t<=3/8″ A312 and A376 |
| 347 | 229 | 229 | 229 | 229 | 229 | 221 | 214 | A312 and A376 Values according to ASME SA-240, plate, Table 1A in ASME BPVC 2004. See *1) regarding paragraph UG 15. |
| 316Ti | 229 | 229 | 229 | 222 | 204 | 192 | 185 | Values according to ASME BPVC IID 2004, Table 1A, Tmax 750°F, seamless pipe SA-790 and seamless tube SA-789 |
| S31500 | 301 | 291 | 279 | 277 | 277 | 277 | 277 | Values from ASME Section IID 1999 Addenda, table 1A, Tmax 750°F, valid for seamless pipe SA-790 and seamless tube SA-789 |
| S32304 | 332 | 319 | 299 | 283 | 262 | 220 | – | A790 and A789 seamless tube |
| S31803 | 343 | 343 | 331 | 318 | 311 | 308 | – | A790 and A789 seamless tube |
| S32750 | 443 | 416 | 398 | 389 | 388 | 388 | – | A790 and A789 seamless tube |
| N06600:1 | 191 | 191 | 191 | 191 | 191 | 191 | 191 | B167 OD>5″ and hotworked |
| N06600:2 | 229 | 229 | 229 | 229 | 229 | 229 | 229 | B167 OD<=5″ and hotworked + OD>5″ and coldworked |
| N06600:3 | 267 | 267 | 267 | 267 | 267 | 267 | 267 | B167 OD<=5″ and coldworked |
| N08904 904L | 232 | 191 | 173 | 158 | 145 | 136 | 130 | Values from ASME BPVC Section IID 2004, Table 1B, seamless pipe and tube SB-677 |
| N08028 | 237 | 216 | 202 | 189 | 176 | 165 | 155 | Values from ASME Section IID 2004, Table 1B, Tmax 850°F, seamless tube SB-668 |
| S31254 254SMO | 308 | 308 | 245 | 226 | 213 | 205 | 199 | Values according to ASME SA-312, seamless pipe, Table 1A in ASME BPVC IID, 2004 |
| N08825 | 267 | 267 | 267 | 267 | 267 | 267 | 267 | Values according to ASME SB 423 seamless pipe and tube, cold drawn annealed, Table A-1 in ASME B31.3, 2004 Titanium and Zirkonium tubes are produced in sizes 9.53 – 38.1mm. |
| N06625 Inconel 625 | 458 | 458 | 453 | 449 | 442 | 433 | 424 | |
| S31703 317L | 229 | 229 | 229 | 216 | 202 | 193 | 185 | TP 317L |
| N04400 | 191 | 167 | 155 | 151 | 150 | 150 | 149 | |
| N10276 | 312 | 312 | 312 | 312 | 308 | 288 | 275 |