Heat exchanger tube in an extensive range of austenitic stainless steels, duplex stainless steels, nickel alloys, titanium and zirconium, suitable for all types of heat exchangers, such as seawater coolers, condensers, evaporators, heaters and reheaters.
Heat exchanger tube materials
| Duplex stainless steels | ||||
| UNS | ASTM | EN no. | W.-nr | AFNOR |
| S31500 | – | 1.4424 | 1.4417 | Z2CND18-05-03 |
| S31803/S32205 | – | 1.4462 | – | Z2CND22-05-03 |
| S32304 | – | 1.4362 | 1.4362 | Z2NC23-04AZ |
| S32707 | – | – | – | – |
| S32750 | – | 1.441 | – | – |
| High-alloy austenitic stainless steels and nickel alloys | ||||
| UNS | ASTM | EN steel no. | W.-nr | AFNOR |
| N06600 | Alloy 600 | – | 2.4816 | – |
| N06690 | Alloy 690 | 2.4642*** | 2.4642 | NC30FE(RCCM) |
| N06625 | Alloy 625 | – | – | – |
| N08825 | Alloy 825 | – | 2.4858 | – |
| N08800 | – | 1.4558 | 1.4558 | – |
| N08028 | – | 1.4563 | 1.4563 | – |
| N08904 | – | 1.4539 | 1.4539 | Z1NCDU25-20-4 |
| S31254 | – | 1.4547 | (1.4529)** | – |
| Austenitic stainless steels | ||||
| UNS | ASTM | EN steel no. | W.-nr | AFNOR |
| S30403/S30400 | 304L/304 | 1.4306/1.4301 | 1.4306/1.4301 | Z2CN18-10 |
| S31603/S31600 | 316L/316 | 1.4435/1.4436 | 1.4435/1.4436 | Z2CND17-13 |
| S31635 | 316Ti | 1.4571 | 1.4571 | (Z6CNDT17-12)** |
| S32100/S32109 | 321/321H | 1.4541/1.4940 | 1.4541/1.4878 | (Z6CNT18-10)** |
| Product standards | ||
| American standards | European standards | |
| ASTM | ASME | EN |
| Duplex | ||
| A-789 | SA-789 | – |
| A-789 | SA-789 | 10216-5 |
| A-789 | SA-789 | 10216-5 |
| A-789 | SA-789 | 10216-5 |
| A-789 | SA-789 | – |
| Ni-Alloy | ||
| B-163 B-167 | SB-163 SB-167 | – |
| B-163 B-167 | SB-163 SB-167 | – |
| B-163 B-423 | SB-163 SB-423 | – |
| B-163 B-407 | SB-163 SB-407 | 10216-5 |
| B-668 | SB-668 | 10216-5 |
| A-269 | SB-677 | 10216-5 |
| A-213 A-269 | SA-213 SA-269 | 10216-5 |
| Austenitic | ||
| A-213 | SA-213 | 10216-5 |
| A-213 A-269 | SA-213 | 10216-5 |
| A-213 A-269 | SA-213 | 10216-5 |
| A-213 A-269 | SA-213 | 10216-5 |
| A-213 A-269 | SA-213 | 10216-5 |
For more details, please contact us.
