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Heat Exchanger U-Tube | Feedwater Heaters

Feed-water Heaters

High-Pressure & Low-Pressure U-Tubes for

Feedwater Heaters & Other Heat Exchangers

CREST XUW & XUS 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