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◇ High-frequency weld finned tube
ESSE carries on all kinds of carbon steel, structural steel, heat resising alloy steel, stainless steel and other special kinds of finned tube production, they are widely used in the fields of power plant, smelter, chemical plant, boiler making factory, etc, we have various types of productions to satisfy the need from clients, star-type, L-type, U-type and straight-type finned tubes are available perennially.

The standard and dimension of finned pipes (mm ) :

External diameter	Length	Height	Thickness	Space between
c 16-38	Not limited	≤15	1-1.5	4-20
≥38	Not limited	≤22	1-2	4-20
≥58	Not limited	≤30	1-2	4-22
≥80	Not limited	≤36	1-2	4-22
≥104	Not limited	≤36	1.6-2.5	4-22
≥157	Not limited	≤36	1.6-2.5	4-22

◇ ESSE series products management domain:
1. Smoke recovery energy saving rebuild engineering of the tail section of boilers
Included civil heating boilers and industrious boilers and power station boilers, they are much effective on energy saving of coal burning, oil burning and gas burning boilers, the efficiency is between 6%~16%, commonly.
2. Industrious surplus heat recovery utilization dryness application technology:
① Surplus energy multiple utilization engineering of plastic factory and paper factory &desulfurization-dedust of smoke environment protection rebuild engineering.
3. Cement industry:
① Surplus heat recovery of Kiln-cauda cooling machines;
② Waste gas surplus heat of cement kiln-cauda generating electricity;
③ Waste gas from large-scale cement kiln-cauda surplus heat multiple utilization engineering.
4. Ceramic industry:
① Gas from tunnel kiln pipes surplus heat utilization ( generating steam )
② Surplus heat from tunnels of electric ceramic factory recovery engineering;
③ Gas from releasing kiln pipes surplus heat generating electricity.
5. Textile industry:
① Surplus heat from forming machines recovery to generate hot water;
② Surplus heat of sizing machines recovery utilization engineering.
6. Metallurgical industry:
① Air preheater of heating furnace heat pipes;
② Surplus heat recovery of annealing furnace;
③ Surplus heat from steel rolling constant heating furnace recovery to make up heat supply engineering;
④ Surplus heat generating electricity engineering of sintering machines;
⑤ Surplus heat recovery of blast furnaces, convertors, and hot blast stoves to generate steam &generating electricity multiple rebuild engineering;
7. Petrochemical processing:
①heat-pipe cracking heater; ②heat pipe ethyl benzene dehydrogenation reactor; ③chain ethyl benzene alcohol dehydrogenation chemical reactor; ④heat pipe oxidation reactor; ⑤catalyse-cracking regenerate heater; ⑥heat pipe chemical reactor; ⑦ benzene anhydride hot melt cooling cylinder; ⑧surplus heat recovery of heating boilers.
8. Dynamical engineering:
①air preheater of electricity station boilers; ②air prheater of inferior quality coal charge boilers; ③surplus heat recovery utilization of industrious boilers;
9. Paper making industry:
①paper making white mud for desulfurizer alteration project; ②surplus heat multiple utilization engineering of electricity station boilers provided for itself; ③desulfurization and dedust & sulfur dioxide recovery to generate magnesium sulfite and bitter salt for paper-making raw and processed materials system rebuild engineering
10. Technical alteration of boilers and its assistant machines, dust catchers, the alteration of water-film dust catcher.
11. Smoke cleaness alteration engineering, waste gas cleanness alteration engineering.
12. Examine-repair and installment of dynamical equipments, contracted projects of energy saving technics, installment of thermoelectricity engineering, and consulting for technology, information service, technology alienation, etc.