{"id":13546,"date":"2025-06-06T15:24:46","date_gmt":"2025-06-06T07:24:46","guid":{"rendered":"https:\/\/wanzhisteels.com\/?p=13546"},"modified":"2025-12-01T14:36:47","modified_gmt":"2025-12-01T06:36:47","slug":"galvanized-steel-pipe","status":"publish","type":"post","link":"https:\/\/wanzhisteels.com\/fr\/galvanized-steel-pipe\/","title":{"rendered":"Galvanized Steel Pipe"},"content":{"rendered":"
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Maison <\/a>\u00bb<\/strong> <\/strong><\/a>GI\/GL\/Tin<\/a> \u00bb<\/strong> Galvanized Steel Pipe<\/h3><\/div>\n<\/div>\n\n\n\n
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\"hot-dip<\/figure>\n<\/div>\n\n\n\n
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Galvanized Steel Pipe<\/h1><\/div>\n\n\n\n
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Length: 4-12m or customizable<\/p>\n\n\n\n

Thickness:  1.6 – 4.5mm<\/p>\n\n\n\n

Standard:  GB\/T 3091-2015<\/p>\n\n\n\n

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Send Inquiry<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n
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Product Details<\/div><\/a><\/div><\/div>\n\n\n\n
WHY choose us<\/div><\/a><\/div><\/div>\n<\/div><\/div>\n\n\n\n
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Product Introduce<\/h2><\/div>\n\n\n\n

Galvanized steel pipe <\/a><\/span>is a core material in today’s construction, industry and infrastructure fields. Its unique anti-corrosion properties and high mechanical strength make it a revolutionary alternative to traditional steel pipes. Through the hot-dip galvanizing process, a dense zinc-iron alloy layer is formed on the surface of the steel pipe, which increases the corrosion resistance by 3-5 times and has a service life of more than 50 years.<\/p>\n\n\n\n

Core performance advantages<\/h3><\/div>\n\n\n\n

Weather resistance:<\/strong> The zinc layer isolates air moisture and effectively resists atmospheric corrosion, soil corrosion and chemical medium corrosion.<\/p>\n\n\n\n

Maintenance-free:<\/strong> The self-healing properties of zinc (sacrificial anode protection) can repair tiny scratches.<\/p>\n\n\n\n

Economical:<\/strong> The purchase cost is lower than stainless steel, and the maintenance cost is lower than ordinary carbon steel pipes.<\/p>\n\n\n\n

Product Parameters<\/h2><\/div>\n\n\n\n
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Item <\/td>\n Parameters <\/td>\n <\/tr>\n <\/thead>\n
Products name <\/td>\n Galvanized Steel Pipe <\/td>\n <\/tr>\n
Thickness <\/td>\n 0.25-100 mm <\/td>\n <\/tr>\n
Outside diameter <\/td>\n 20-220 mm <\/td>\n <\/tr>\n
Length <\/td>\n 4~12m, customer requirements <\/td>\n <\/tr>\n
Application <\/td>\n Construction, bridges, roads and tunnels, machinery manufacturing, aerospace, military industry, automobiles, etc. <\/td>\n <\/tr> \n
MOQ <\/td>\n 10 tons <\/td>\n <\/tr>\n
Delivery time <\/td>\n 15-21 days for conventional products, negotiated for customized products <\/td>\n <\/tr>\n
Payment Term <\/td>\n T\/T,100% L\/C at sight <\/td>\n <\/tr>\n
Packing <\/td>\n Standard freight packaging <\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n\n\n

Size specification parameter table<\/h2><\/div>\n\n\n\n
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Nominal diameter <\/td>\n Inches <\/td>\n Outer diameter (mm) <\/td>\n Wall thickness (mm) <\/td>\n Theoretical weight (kg\/m) <\/td>\n Implementation standard <\/td> \n <\/tr>\n <\/thead>\n
DN15 <\/td>\n 1\/2″ <\/td>\n 21.3 <\/td>\n 2.75~2.8 <\/td>\n 1.28~1.357 <\/td>\n GB\/T 3091 <\/td> \n <\/tr>\n
DN20 <\/td>\n 3\/4″ <\/td>\n 26.9 <\/td> \n 2.75~2.8 <\/td>\n 1.66~1.76 <\/td>\n <\/td> \n <\/tr>\n
DN25 <\/td>\n 1″ <\/td>\n 33.7 <\/td> \n 3.2 <\/td>\n 2.41~2.554 <\/td>\n <\/td> \n <\/tr>\n
DN50 <\/td>\n 2″ <\/td>\n 60.3 <\/td> \n 3.5~3.8 <\/td>\n 5.29~5.607 <\/td>\n <\/td> \n <\/tr>\n
DN100 <\/td>\n 4″ <\/td>\n 114.3 <\/td> \n 4.0 <\/td>\n 10.88~11.53 <\/td>\n <\/td> \n <\/tr>\n
DN200 <\/td>\n 8″ <\/td>\n 219.1 <\/td>\n 6.0 (minimum) <\/td>\n 31.53 (estimated) <\/td>\n <\/td> \n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n <\/div>\n\n\n\n

Application scenarios<\/h2><\/div>\n\n\n\n

Building structure field<\/h3><\/div>\n\n\n\n

High-rise building skeleton: galvanized steel pipe as SC structural column<\/p>\n\n\n\n

Scaffolding system: quick-detachable galvanized steel pipe scaffolding<\/p>\n\n\n\n

Roof drainage system: K-shaped\/semicircular downpipe<\/p>\n\n\n\n

Industrial and municipal engineering<\/h3><\/div>\n\n\n\n

Fire protection pipe network: NFPA-compliant, with grooved fittings for quick connection<\/p>\n\n\n\n

Water supply and delivery system: replace cast iron pipes, reducing 80% scale accumulation<\/p>\n\n\n\n

Solar support: C-type\/Z-type galvanized support (salt spray test > 1000 hours)<\/p>\n\n\n\n

Emerging application scenarios<\/h3><\/div>\n\n\n\n

Modular building: prefabricated galvanized steel pipe frame<\/p>\n\n\n\n

Vertical farm: thin-walled precision pipe fittings (\u03a625mm-50mm) nutrient solution delivery system<\/p>\n\n\n\n

Electric vehicle battery rack: high-strength galvanized square tube (impact strength \u2265 500MPa)<\/p>\n\n\n\n

FAQ about Galvanized Steel Pipes<\/h2><\/div>\n\n\n\n

Q:<\/strong> What is the lifespan of galvanized steel pipes in seawater environments?<\/strong><\/p>\n\n\n\n

A: >50 years in conventional environments, about 20-30 years within 500 meters of the coast (it is recommended to use zinc-aluminum-magnesium coating to increase to 40 years).<\/p>\n\n\n\n

Q:<\/strong> How to identify inferior galvanized pipes?<\/strong><\/p>\n\n\n\n

A: Three-view rule: look at the surface (uniformity of zinc flowers), look at the incision (no black slag), and look at the certificate.<\/p>\n\n\n\n

Q:<\/strong> Precautions for welding galvanized pipes?<\/strong><\/p>\n\n\n\n

A: The welding area must be polished in advance and low-hydrogen electrodes (such as E7018) must be used. Zinc-rich paint (zinc content \u226592%) must be applied after welding.<\/p>\n\n\n\n

Quality Certificate Show<\/h2><\/div>\n\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\"SGS-shandongwanzhi(1)\"\n\t\t\t\t<\/picture>\n\t\t\t\t
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\n\t\t\t\t\tSGS Shandong Wanzhi\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t
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\n\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\"SGS-zhengzhouwanzhi(1)\"\n\t\t\t\t<\/picture>\n\t\t\t\t
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\n\t\t\t\t\tSGS Zhengzhou Wanzhi\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\n\n\n

Customer affirmation<\/h2><\/div>\n\n\n\n
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\"Customer<\/figure><\/div>\n<\/div>\n\n\n\n
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\"Customer<\/figure><\/div>\n<\/div>\n<\/div>\n\n\n\n

Why choose us?<\/h2><\/div>\n\n\n\n

Companies with high trade rankings in the steel industry.<\/p>\n\n\n\n

Customized steel processing one-stop procurement.<\/p>\n\n\n\n

Steel exports have exceeded 200 million for five consecutive years.<\/p>\n\n\n\n

We have a complete set of testing equipment, such as UV aging chamber, salt spray testing machine, universal testing machine, Rockwell hardness tester, electroplating thickness tester, T-bending testing machine, etc., and have passed SGS TUV certification.<\/p>\n\n\n\n

Contact us<\/h2><\/div>\n\n\n\n
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Company<\/strong>: Erqi District, Zhengzhou City, Henan Province, China<\/p>\n\n\n\n

Factory<\/strong>: Binzhou City, Shandong Province, ChinaList item<\/p>\n\n\n\n

E-mail<\/strong>: info04@wanzhisteel.com<\/p>\n\n\n\n

WhatsApp<\/strong>: +86 18736065220<\/p>\n\n\n\n

Website<\/strong>: https:\/\/wanzhisteels.com<\/p>\n<\/div>\n\n\n\n

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Hot Tags:<\/strong> Galvanized Steel Pipe, Galvanized Pipe<\/span><\/a>, Schedule 40 Galvanized Pipe, Corrosion<\/a><\/span>-Resistant Water Pipe, Scaffolding <\/span><\/a>Galvanized Pipe, manufacturers, suppliers, factory, low price, for sale<\/p>\n\n\n\n

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29 gauge roof siding panel<\/div><\/a><\/div><\/div>\n\n\n\n
galvanized steel strip<\/div><\/path><\/svg><\/span><\/a><\/div><\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n
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    1<\/span>What kind of solution will meet your demand? (Key point)\n\t\t\t<\/p>\n\t\t\t

    2<\/span>What kind of material and expected end product are you planning to have? (Right solution begins from material and product)\n\t\t\t<\/p>\n\t\t\t

    3<\/span>When is the project supposed to be running? (Key info for A-Z project programming)\n\t\t\t<\/p>\n\t\t\t

    4<\/span>Budget for machinery purchasing? (Key info for right model)\n\t\t\t<\/p>\n\t\t\t

    5<\/span>Points that you really focus on. (Customized service from our project consultant)\n\t\t\t<\/p>\n\t\t<\/div>\n\t<\/div>\n\t

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