JIANGSU RELIANCE THERMAL EQUIPMENT CO., LTD |
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A179 seamless carbon steel corrugated slot heat exchangers tube
Manufacturing process:
The fins are rolled out of outer wall of the plain tubes by a pass
roller. Tubes and fins are in same piece tube.
Popular Tube Materials:
ASTM A106 / 106M : Seamless Carbon Steel Pipe for High-Temperature Service
ASTM A179 / A179M : Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser
Tubes
ASTM A192 / A192M : Seamless Carbon Steel Boiler Tubes for
High-Pressure Service
ASTM A210 / A210M : Seamless Medium-Carbon Steel Boiler and Superheater Tubes
Delivery Range of Low Fin Tubes
We can provide the integral low fin tubes with un-finned section gaps( 5mm Min.) in the middle of core
tube OR bent with designed Bend Radius.
Quality Test:
The integral low fin tube quality is assured by hydrostatic or
pneumatic tests, eddy current tests & MARCO
tests in order to verify design
specifications.
Acceptance Ceritia:
WOLVERINE / HPT / GEWA-K &
GEWA-KS
Delivery Condition:
Tube ends are square cut, free burrs, internally dried and air
blown clean, externally coated with varnish.
The desiccants are put into the each package for continental
transportation.
Applications:
The Integral Low Finned Tubes find the preference in the following
industrial sectors:
Specifications:
Tube and fins consist of same tube and materials as carbon steel ,
low-alloy steels , stainless steel , brass , copper , cooper-nickel
alloys , aluminum bronze , nickel alloys , titanium etc...
Plain tube (mm) | Finned section dimensions (mm) | Ratio | De | |||
D×t | Tp | dd | dr | di | η | mm |
19×2 | 0.8 | 18.8 | 17 | 134 | 2.8 | 17.9 |
19×2 | 1 | 18.8 | 16.8 | 13.4 | 2.5 | 17.8 |
19×2 | 1.25 | 18.8 | 16.6 | 13 | 2.2 | 17.8 |
19×2 | 1.5 | 18.8 | 16.6 | 13 | 2 | 17.7 |
19×2 | 2 | 18.8 | 16.4 | 13 | 1.7 | 17.5 |
25×2.5 | 0.8 | 24.8 | 23 | 18.8 | 2.8 | 23.9 |
25×2.5 | 1 | 24.8 | 22.6 | 18.8 | 2.75 | 23.7 |
25×2.5 | 1.25 | 24.8 | 22.3 | 18 | 2.5 | 23.6 |
25×2.5 | 1.5 | 24.8 | 22.3 | 18 | 2.2 | 23.5 |
25×2.5 | 2 | 24.8 | 22 | 18 | 1.8 | 23.4 |
25×2.5 | 2.5 | 24.8 | 22 | 18 | 1.6 | 23.3 |
D------Outside diameter of plain end section | ||||||
Please email us for more information. |
Competitive Advantage: