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Galvanized steel strip is the use of zinc added to the surface of the steel strip, so that the steel strip under a layer of protective clothing, and zinc this l···
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Welding H-shaped steel, because the use of welding process to produce cross-section H-shaped name, divided into submerged arc welding H-shaped steel, high-frequ···
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It should be said that there is no difference in area zinc per unit area.
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Hot-dip galvanized I-steel is also called hot-dip galvanized I-steel or hot-dip zinc I-steel.
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H-shaped steel is a kind of economically efficient profile with more optimized section area distribution and more reasonable strength-to-weight ratio, which is ···
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