Welcome to ZOZEN
ZOZEN is one of the best modern boiler manufacturers in China, our products include steam boilers, hot water boilers and thermal oil heaters. ZOZEN boiler is located in Wuxi, covers 150 thousand square meters of production area, equipped with first-class production equipment, passed the ISO9001:2000 international quality system certification. The company gained the " S " and " U " steel seal from ASME of US.
If you run into any problems with the boiler, please contact us directly by email or fill out the online service request. We will do our best to resolve any problems you might have within 24 hours.
In case of special condition, ZOZEN will forward your request to one of its partnered sales representatives depending on the country and state. The local maintenance personnel will arrive at the customer site as soon as possible.
ESP Air Leak Test, Boiler Duct Air Leak Test - CR
2013-2-9 · I would like to know the criticality/importan ce of ESP air leak test and Boiler duct air leak test in thermal power plants.. Nowadays these tests are not being done in some of the Projects by EXECUTION/ERECTION depts to save time, by doing simple kerosin tests etc which are not substitute for air leak teast with blower/fan.
Boiler Hydrostatic testing procedure - Boilersin
This procedure defines the requirement and procedure of hydrostatic testing of the boiler pressure parts after completing the assembly of all the boiler high pressure and temperature components. Hydrostatic testing Objective Hydrostatic testing in the boiler is carried out to check the following: Leakages in the boiler pressure parts (Tubes, headers and Pipes).
The Amount of Boiler Exhaust Smoke and Air Supply
2019-9-10 · The Amount of Boiler Exhaust Smoke and Air Supply 2018-01-30 14:48:58. The 1 ton boiler =0.7MW, the amount of smoke required for every 0.7MW heat. For the layer type combustion equipment, when the air surplus coefficient is=1.55. When the 1 ton gas boiler exhaust temperature is 150℃, the smoke discharge is 2300m3/h.
Fire-tube boiler - Wikiped
2019-10-9 · A fire-tube boiler is a type of boiler in which hot gases pass from a fire through one or (many) more tubes running through a sealed container of water. The heat of the gases is transferred through the walls of the tubes by thermal conduction, heating the water and ultimately creating steam. The fire-tube boiler developed as the third of the
Smoke Test Kits | REGIN HVAC Products, I
Smoke Test Kits. Improve your troubleshooting capabilities with smoke test kits from REGIN HVAC Products, Inc. For over three decades, professionals have trusted our smoke and CO products to identify and resolve problems with HVAC system, plumbing, exhaust systems, chimneys, fume hoods, smoke stacks, fire alarms, and more.
Smoke Tube Heating Gas Or Oil Fuel Horizonta
1.The steam boiler design, manufacture and examine all follows strict standards, boiler drawing must be ratified through government, field inspection from related department for each boiler to ensure safe and stable working. 2.All wet back three return system smoke tube structure, flame burning in big combustion chamber with micro-positive pressure, multi fuel is available like oil, gas
Gas hot water boiler smoke test - pcenrvwet.
Zozen Boiler-WNS series gas-fired (oil-fired) hot water boiler. air temperature gradually falls and flows to front smoke box and enter 3rd pass, which is done in the smooth tube bundle area, and then through back smoke box lead to chimney and exhausted to the atmosphere. All longitudinal and girth joint are test by radiographic inspection.