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For low carbon steel galvanized steel, J421/J422 or J423 electrode should be preferred. For galvanized steel plates with strength levels above 500MPa, E5001, E5···
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Even if the same galvanized pipe is purchased, the steel pipe material is still different.
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In the past, for the calculation of the internal stress of the steel coil during the winding process of the color steel coil, we usually regard the steel coil a···
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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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