Aluminium-zinc coils are steel coils with an aluminium-zinc alloy coating on the surface, which provides high corrosion and heat resistance. The aluminium-zinc layer consists of 55% aluminium, 43.4% zinc and 1.6% silicon.
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Galvanized square tube is a kind of hot-rolled or cold-rolled galvanized steel strip or galvanized coil for the billet by cold bending processing and forming, and then by high-frequency welding made of square cross-section shape dimensions of the hollow square cross-section steel tube, or will be done beforehand cold-formed hollow steel tube and then hot-dip galvanized processed into galvanized square tube.
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Color coated coil has lightweight, beautiful and good anti-corrosion properties, and can be directly processed, mainly used in advertising, construction, home appliance industry, electrical appliances industry, furniture industry and transportation industry.
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Black annealed square tubes are square steel tubes that have been annealed and are commonly used in building structures, machinery manufacturing, vehicle manufacturing and other fields.
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Hot-dip galvanized steel pipe is widely used in construction, machinery, coal mining, chemical industry, electric power, railway vehicles, automobile industry, highway, bridge, container, sports facilities, agricultural machinery, petroleum machinery, prospecting machinery, greenhouse construction and other manufacturing industries.
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Through galvanisation, a protective zinc layer is formed on the surface of the galvanised pipe, effectively preventing the pipe from rusting in wet and corrosive environments.
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