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 square pipe is produced by using advanced hot-dip galvanized line technology.
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Galvanized square pipe of steel structure, as an important pipe in steel structure, its application scope is expanding day by day.
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