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China Supplier Hot DIP Galvanized Steel Pipe

Short Description:

Hot-dip galvanizing pipe reacts molten metal with an iron matrix to produce an alloy layer, thereby combining the matrix and the coating. Hot-dip galvanizing is to pickle the steel pipe first. In order to remove the iron oxide on the surface of the steel pipe, after pickling, it is cleaned in an aqueous solution of ammonium chloride or zinc chloride or a mixed aqueous solution of ammonium chloride and zinc chloride, and then sent to in a hot dip plating tank.

 


  • Alloy Or Not: Non-Alloy
  • Section Shape: Round
  • Standard: AiSi, ASTM, BS, DIN, GB, JIS, GB/T3094-2000,GB/T6728-2002,ASTM A500,JIS G3466,DIN EN10210,or others
  • Technique: Other, Hot Rolled, Cold Rolled,ERW,High-frequency welded,Extruded
  • Surface Treatment: Zero, Regular, Mini, Big Spangle
  • Tolerance: ±1%
  • Processing Service: Welding, Punching, Cutting, Bending, Decoiling
  • Delivery Time: 7-10 Days
  • Payment Clause: 30%TT advance, blance bfore shipment
  • Product Detail

    Product Tags

    steel pipe

    Product Detail

    Galvanized pipe is a metal pipe whose surface is covered with a layer of zinc. It has good anti-corrosion properties and durability and is widely used in construction, municipal administration, industry and other fields.

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    Main Application

    Features

    The manufacturing process of galvanized pipes mainly includes the following steps:
    1. Steel cutting: Cut the steel into the required length.
    2. Steel pipe rust removal: Sandblast the surface of the steel pipe to remove rust and oxide scale on the surface.
    3. Galvanizing treatment: Put the rust-removed steel pipe into a galvanizing tank, and after electrolytic deposition, a dense zinc layer is formed on the surface of the steel pipe.

     

    Application

    Hot-dip galvanized pipe: Hot-dip galvanized pipe is a steel pipe that is heated at high temperature and then immersed in a galvanizing solution to form a thick zinc layer, which has high anti-corrosion performance and durability.

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    Parameters

    Product name

    Galvanized Pipe

    Grade Q235B, SS400, ST37, SS41, A36 etc
    Length Standard 6m and 12m or as customer requirement
    Width 600mm-1500mm, according to customer's requirement
    Technical Hot Dipped Galvanized pipe
    Zinc Coating 30-275g/m2
    Application Wide used in various building structures, bridges, vehicles, bracker, machinery etc.

    Details

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    Zinc layers can be produced from 30gto 550g and can be supplied with hotdip galvanizing, electric galvanizingand pre-galvanizing Provides a layer of zinc productionsupport after inspection report.The thickness is produced inaccordance with the contract.Our company process the thicknesstolerance is within ±0.01mm.Zinc layers can be produced from 30gto 550g and can be supplied with hotdip galvanizing, electric galvanizingand  galvanizing Provides a layer of zinc productionsupport after inspection report.The thickness is produced inaccordance with the contract.Our company process the thicknesstolerance is within ±0.01mm.Laser cutting nozzle, the nozzle issmooth and neat.Straight seam welded pipe, galvanizedsurface.Cutting length from 6-12meters ,wecan provide American standard length20ft 40ft.Or we can open mold to customizeproduct length,such as 13 meter ect.50.000m warehouse.It produces morethan 5,000 tons ofgoods per day.so we can providethem with fastestshipping time andcompetitive price.

     

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    Galvanized pipe is a common building material and is used in a wide range. In the process of shipping, due to the influence of environmental factors, it is easy to cause problems such as rust, deformation or damage to the steel pipe, so it is very important for the packaging and transportation of galvanized pipes. This paper will introduce the packaging method of galvanized pipe in the process of shipping.
    2. Packaging requirements
    1. The surface of the steel pipe should be clean and dry, and there should be no grease, dust and other debris.
    2. The steel pipe must be packed with double-layer plastic coated paper, the outer layer is covered with a plastic sheet with a thickness of not less than 0.5mm, and the inner layer is covered with a transparent polyethylene plastic film with a thickness of not less than 0.02mm.
    3. The steel pipe must be marked after packaging, and the marking should include the type, specification, batch number and production date of the steel pipe.
    4. The steel pipe should be classified and packaged according to different categories such as specification, size and length to facilitate loading and unloading and warehousing.
    Third, packaging method
    1. Before packaging the galvanized pipe, the surface of the pipe should be cleaned and treated to ensure that the surface is clean and dry, so as to avoid problems such as corrosion of the steel pipe during shipping.
    2. When packaging galvanized pipes, attention should be paid to the protection of steel pipes, and the use of red cork splints to strengthen both ends of the steel pipes to prevent deformation and damage during packaging and transportation.
    3. The packaging material of galvanized pipe must have the effect of moisture-proof, water-proof and rust-proof to ensure that the steel pipe is not affected by moisture or rust during the shipping process.
    4. After the galvanized pipe is packed, pay attention to moisture-proof and sunscreen to avoid long-term exposure to sunlight or humid environment.
    4. Precautions
    1. Galvanized pipe packaging must pay attention to the standardization of size and length to avoid waste and loss caused by size mismatch.
    2. After the packaging of galvanized pipe, it is necessary to mark and classify it in time to facilitate management and warehousing.
    3, galvanized pipe packaging, should pay attention to the height and stability of the goods stacking, to avoid the tilt of the goods or stacking too high to cause damage to the goods.
    The above is the packaging method of galvanized pipe in the shipping process, including packaging requirements, packaging methods and precautions. When packaging and transportation, it is necessary to operate in strict accordance with the regulations, and effectively protect the steel pipe to ensure the safe arrival of the goods at the destination.

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    FAQ

    1. What are your prices?

    Our prices are subject to change depending on supply and other market factors.    We will send you an updated price list after your company contact

    us for further information.

    2.   Do you have a minimum order quantity?

    Yes, we require all international orders to have an ongoing minimum order quantity.    If you are looking to resell but in much smaller quantities, we recommend you check out our website

    3.   Can you supply the relevant documentation?

    Yes, we can provide most documentation including Certificates of Analysis / Conformance;    Insurance;    Origin, and other export documents where required.

    4.   What is the average lead time?

    For samples, the lead time is about 7 days.    For mass production, the lead time is 5-20 days after receiving the deposit payment.    The lead times become effective when

    (1) we have received your deposit, and (2) we have your final approval for your products.    If our lead times do not work with your deadline, please go over your requirements with your sale.    In all cases we will try to accommodate your needs.    In most cases we are able to do so.

    5.   What kinds of payment methods do you accept?

    30% in advance by T/T, 70% will be before shippment basic on FOB;     30% in advance by T/T, 70% against the copy of BL basic on CIF.


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