Ten points of galvanized pipe heat treatment
galvanized pipes and fixtures should be removed before heat treatment of oil, residual salt, paint and other foreign materials.
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galvanized pipes and fixtures should be removed before heat treatment of oil, residual salt, paint and other foreign materials.
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The service life of many galvanized pipes is related to the degree of surface decarburization.
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When we use galvanized pipe for operation, we all hope that the quality of our galvanized pipe is good, or high-quality, then we can see the quality of your gal···
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Hot dip galvanized pipe is made of molten metal and iron matrix reaction to produce alloy layer, so that the matrix and the coating of the two combination.
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