Section steel pipe - galvanized square pipe
Galvanized square pipe from the production process is divided into hot galvanized square pipe and cold galvanized square pipe.
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Galvanized square pipe from the production process is divided into hot galvanized square pipe and cold galvanized square pipe.
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You can spray paint directly, but you need to spray special primer first, and then spray top paint.
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The installation height of the fence is also an aspect related to the safety of use; The height of the column of the highway guardrail network basically determi···
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Material: hot-dip galvanized as material.
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H-shape steel perfect advantages
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