1? Steel-plastic composite pipe and its types
Steel-plastic composite pipe is a new type of pipeline material developed internationally in recent years. It is composed of steel pipe or steel skeleton as matrix and various types of plastics (such as polypropylene, polyethylene, polyvinyl chloride, polytetrafluoroethylene, etc.). ). According to the basic materials and manufacturing technology, there are mainly three kinds: perforated steel strip steel-plastic composite pipe, steel wire wound steel-plastic composite pipe and all-steel welded steel-plastic composite pipe; According to the combination process of plastic and matrix, it can be divided into two types: plastic-lined composite steel pipe and plastic-coated composite steel pipe. Plastic-lined composite steel pipe is made of plastic (pe, UPVC, PEX, etc.). ) has a certain thickness of galvanized pipe inner wall, so it has the advantages of both steel pipe and plastic pipe. Plastic coated composite steel pipe is made of ordinary carbon steel pipe, coated with plastic powder inside or outside, heated, melted and bonded. According to different uses, it can be divided into two types, one is PE plating on the inner wall and the other is zinc-nickel alloy plating. The other inner and outer walls are coated with polyethylene.
2. Su Fei brand? Characteristics of steel-plastic composite pipe
The characteristics of plastic-lined composite steel pipe are: sanitary and non-toxic, which meets the requirements of national food hygiene standards (GB/T 172 19); Corrosion resistance, no scaling; Plastic lining has low thermal conductivity, heat preservation and energy saving; Luxurious appearance, strong decoration, small resistance to running water; Convenient installation, safe and reliable connection and no leakage; Good heat resistance and aging resistance, up to 80℃ as a hot water pipe.
With the continuous improvement of people's living standards, the demand for new pipes is bound to increase, and there are many kinds of new pipes. Steel-plastic composite pipe has incomparable advantages over ordinary plastic pipe. Therefore, the steel-plastic composite pipe should be used correctly in the design process to better serve the society and benefit mankind.
3, serial number material name specification model unit quantity unit price (yuan) position
1 steel-plastic composite pipe dn2011.59 water supply and drainage
2 steel-plastic composite pipe DN25 1 17.22 Water supply and drainage
3 steel-plastic composite pipe DN32 120.92 Water supply and drainage
4 steel-plastic composite pipe DN40 125.98 Water supply and drainage
5 steel-plastic composite pipe DN50 132.57 Water supply and drainage
6 steel-plastic composite pipe DN65 144.35 Water supply and drainage
7 steel-plastic composite pipe DN80 155.7 Water supply and drainage
8 steel-plastic composite pipe dn 100 172.45 Water supply and drainage
9 steel-plastic composite pipe dn 125 1 109 Water supply and drainage
10 galvanized flat steel 40*4 17 water supply and drainage
1 1 galvanized flat steel 25*4 14.5 water supply and drainage
Well, after reading so much, I wonder if you have found any results? The price of steel-plastic conforming materials is not fixed. It is suggested that you choose building materials and buy them from designated merchants, which not only ensures the quality, but also completes the after-sales service. You can browse more web pages online and check the prices of some building materials to decide the purchase options. You should also be familiar with the national regulations on the use of building materials, meet the standards required by the state, and use steel-plastic composite pipe materials scientifically.
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