China Improving Combustion Thermal Efficiency of Coal-Fired Industrial Steam Boiler Enamel Tube of Air Preheater Internally Coated Enamel Pipe, Find details about China Enamel Pipe, Chemical Enamel Pipe from Improving Combustion Thermal Efficiency of Coal-Fired Industrial Steam Boiler Enamel Tube of Air Preheater Internally Coated Enamel Pipe
Enamel thickness | About 0.3mm (or according to the actual situation) |
Curvature | less than 5% |
Appearance | smooth, without sagging and bottom leakage |
Steam resistance | allowable weight loss ≤ 4mg / M ² |
Sulfuric acid resistance | allowable weight loss ≤ 3.5mg/m ² |
Boiling water resistance | allowable weight loss ≤ 2.2mg/m ² |
Chilling test | circulate in cold water from 360 ºC to room temperature for 5 times |