High-Pressure & Low-Pressure U-Tubes for
Feedwater Heaters & Other Heat Exchangers
CREST XUB has been relentlessly researched and developed by our production team and manufactured according to ASME SA688, SB338 or SA803 with the specific purpose of withstanding high-pressure requirement of feedwater heaters.
| Dimension | |
|---|---|
| OD [inch(mm)] | WT [inch(mm)] |
| 0.125”(3.18) | From 0.008”(0.20)
To 0.109”(2.77) |
| 0.5”(12.7) | |
| 0.625”(15.88) | |
| 0.75”(19.05) | |
| 0.875”(22.23) | |
| 1”(25.4) | |
| 1.125”(28.58) | |
| 1.5”(38.1) | |
| Code | Specifications | Pre-Materials | Manufacturing | Length |
|---|---|---|---|---|
| XUS | SA213 SA268, SA179 SA789, SA790 SB338 |
304L/304H/304N/321/316L/310S 430/430J1L/439/T11/T22/SA179 31803/32205/32750 Titanium Gr-2 |
Seamless | up to 20 m |
| XUW | SA249 SA268 SA789 SB338 |
304L/304H/304N/321/316L/310S 430/430J1L/439 31803/32205/32750 Titanium Gr-2 |
Welded | up to 30 m |