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Lily Chung

Premium Author Lily Chung

China

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ARTICLES BY LILY CHUNG


With the in-depth research of LSAWand the extension of application fields, it is expected that in the future, the market demand for LSAW will continue to increase gradually, and the market capacity wi...
Induction welding is to put one or more turns of induction coil outside the welded steel pipe. The effect of multi-turn is better than single-turn, but it is more difficult to manufacture and install ...
Contact welding involves a pair of copper electrodes in contact with the two sides of the steel pipe being welded, and the induced current has good penetration. The two effects of high-frequency curre...
First of all, we must understand what is pickling: the method of using acid solution to remove oxide scale and rust on the surface of steel is called pickling. Acids for pickling include sulfuric acid...
After the seamless steel pipe is finished, it is sent to the inspection department for product quality inspection, which is an important measure to ensure the quality of the seamless steel pipe from t...
How to remove oil stains from stainless steel welded pipes.
1. Under the premise of stable stacking and safety, stacking according to varieties and specifications should be achieved. Different types of materials should be stacked separately to prevent muddling...
1 The quality inspection and acceptance of LSAW shall be carried out by the technical quality supervision department of the supplier.    2 The supplier must ensure that the delivered LSAW meets the ...
The internal and external surface quality of ERW steel pipe must be inspected with naked eyes or with special equipment.    1 Of course, the simplest inspection method is manual visual inspection, b...
Processing methods of LSAW steel pipe: 1 Forging : a pressure processing method that uses the reciprocating impact of a forging hammer or the pressure of a press to change the blank into the shape an...
Due to the house decoration and improper protection, the residual rust in the water pipes left dotted rust spots on the seamless pipes, we can: Scrub with toothpaste. Rinse with cold water and dry...
Use a low-concentration vinegar solution or decontamination powder to remove the spots in seamless pipes, and finally rinse it off with clean water.   OR   If it is caused by the lumpy rust spots ...
3 steps to solve the water tank discoloration or rust spots on seamless pipes caused by heavy metal water: Use stainless steel brightener (to remove surface stains and rust) to dilute 4 times. Rep...
How to choose the insulation material for LSAW steel pipe?
How to deal with the oil on the surface of the seamless pipe.








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