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News
Technical requirements for large diameter spiral steel pipe manu
Views: 115 Apr 14 , 2022
Spiral steel pipe is a spiral seam steel pipe made of strip steel coil as raw material, often warmly extruded, and welded by automatic double-wire double-sided submerged arc welding process. The spiral steel pipe feeds the strip into the welded pipe unit. After being rolled by multiple rollers, the strip is gradually rolled up to form a...
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The use of Q235C seamless steel pipe can save more cost
Views: 119 Apr 13 , 2022
As the saying goes, "Shop around", everyone will go through a lot of comparisons when purchasing pipes, comparing price, quality, compression resistance, and corrosion resistance. After comparison, we will find that although the price of Q235C seamless steel pipe is higher than that of ordinary steel pipe, its quality is much better...
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What is a large diameter spiral steel pipe
Views: 124 Apr 11 , 2022
Large-diameter spiral steel pipe is a general name, generally refers to a spiral steel pipe with a diameter greater than 1 meter. Spiral steel pipes are formed by bending steel strips and then welded. The steel pipe needs to be tested for water pressure, bending and flattening, and has certain requirements on the surface quality. Usually,...
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High pressure boiler tubes and their uses
Views: 133 Apr 01 , 2022
High pressure boiler tube is a kind of boiler tube, which belongs to the category of seamless steel pipe. The manufacturing method is the same as that of seamless pipes, but there are strict requirements on the steel grades used to manufacture steel pipes. High-pressure boiler tubes are often used in high temperature and high pressure...
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How to control the heat preservation time of seamless steel pipe
Views: 117 Mar 25 , 2022
Seamless steel pipe occupies an important position in the national social economy. Maybe everyone doesn't understand it very well, but it has been widely used in petroleum and chemical management, which has brought a new experience to people's lives. Great convenience. Seamless steel pipes are also divided into many categories in my...
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Problems in application of fire retardant coating for plastic-co
Views: 121 Mar 18 , 2022
The plastic-coated steel pipe is a circular columnar design structure
The plastic-coated steel pipe usually cannot be shipped in a hurry after the manufacture. At this time, it is necessary to temporarily accumulate the pipes. The accumulation method of the plastic-coated steel pipe is very careful. Because the plastic-coated steel...
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Anti-corrosion steel pipe and its application
Views: 114 Mar 17 , 2022
Anti-corrosion steel pipe refers to the steel pipe that has been processed by anti-corrosion technology, which can effectively prevent or slow down the corrosion phenomenon of chemical or electrochemical reaction during transportation and use.
Liquid epoxy coating IPN8710 anti-corrosion
1. Composition
It is composed of aliphatic...
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Plastic coated composite steel pipe
Views: 132 Mar 16 , 2022
The design service life of the current pipeline is basically more than 30 years, and the number of maintenance should be reduced to ensure normal use. Therefore, the selection and application of anti-corrosion plastic-coated steel pipe materials should be highly valued by pipeline builders and designers. With the development of science...
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Several common processes of plastic-coated composite anti-corros
Views: 116 Mar 15 , 2022
Plastic-coated composite anti-corrosion steel pipes are divided into: hot-dipping process, internal and external spraying process, rotomolding process, spray coating process, suction coating process, sintering and winding process, etc.
Hot dipping adopts: fluidized bed dipping, one-time film forming method. Also known as the first...
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What are the characteristics and applications of 304 seamless pi
Views: 112 Mar 09 , 2022
304 seamless pipe is today's environmental protection pipe with the best possible comprehensive performance.
304 seamless pipes are trustworthy, clean, hygienic, ecological and environmental protection, and can be used for social and economic development. The thin-walled pipeline and the design and development of new...
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