Before buying stainless steel flanges, we need to understand the price factors of stainless steel flanges, which has a very big impact on the purchase of stainless steel flanges, so what is the quotation error of stainless steel flanges?
Now there are more and more stainless steel flange manufacturers on the market, which is related to many factors, so what are the advantages of stainless steel flange manufacturers direct selling?
Leakage at the sealing Packing;Sealing Face Leakage; External Leakage Of Flange Connection;Lever, Hand wheel are damaged;Worm Gear, worm stem card bite;Electric Valve Installation Failure;
It is necessary to find out problem before disassembly valve; Before clean must be immediately remove Non-Metallic parts from valve; Must be make sure bolts on the flange tightened; Use correct oil or water to clean parts, New parts should also be cleaned before assembly.
When removing the valve make a good repair number, and record the working medium, working pressure to select the corresponding materials; First clean the outside surface of the valve,Check appearance for damage and record, Deal with the problems detected
When valve frozen phenomenon and can not operate normally, the correct PRACTICE is to close the valve and thaw it with steam or hot water before opening the valve.
