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News
Spiral steel pipe rust removal and corrosion protection process
Views: 300 Nov 09 , 2022
Steel pipe descaling anticorrosion process: Descaling is an important element in the pipeline anticorrosion process, and there are many methods of descaling, such as manual descaling, sandblasting and pickling descaling. Among them, manual rust removal, mechanical rust removal and coating rust removal (anti-corrosion brush oil) are...
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Spiral steel pipe for insulation treatment of the technical requ
Views: 257 Nov 03 , 2022
Spiral steel pipe insulation treatment after people are used to called insulation steel pipe, insulation steel pipe insulation layer is made of rigid polyurethane foam filling, for spiral steel pipe insulation layer quality requirements are as follows.
1. Polyurethane foam should be free of stains, no shrinkage delamination...
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What is the reason for delayed delivery of spiral steel pipe fac
Views: 257 Nov 02 , 2022
Often the purchase of spiral steel pipe customers will often encounter the situation of late delivery, obviously the contract signed delivery period is ten days, but to the delivery period, spiral steel pipe manufacturers and delivery does not ship, why this situation will occur frequently? Of course, late work is certainly the...
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Spiral steel pipe stacking principle requirements
Views: 267 Nov 01 , 2022
Spiral steel pipe is a spiral seam steel pipe made of strip steel coil as raw material, extruded at regular temperature and welded by automatic double-wire double-sided submerged arc welding process. Spiral steel pipe is fed into the welded pipe unit, rolled by multiple rolls, the strip is gradually rolled up to form a circular billet...
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How to choose the type and thickness of spiral steel pipe?
Views: 301 Oct 28 , 2022
In the 21st century, spiral steel pipe has been widely used in many water plants, petrochemical, chemical, electric power, agricultural irrigation and urban construction. When choosing the type of spiral steel pipe, many people still don't know the thickness of spiral steel pipe. Choosing too thick spiral steel pipe will increase the...
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Spiral steel pipe stacking principle requirements
Views: 258 Oct 26 , 2022
Anti-corrosion steel pipe in the process of its use will be heat treatment, and the so-called heat treatment refers to the use of solution heat treatment, which is often referred to as "annealing" then when we are in the process of heat treatment what need to pay attention to it, the following anti-corrosion steel pipe...
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The processing price and quality of anti-corrosion steel pipe
Views: 267 Oct 24 , 2022
Corrosion-resistant steel pipe processing price and quality, a strong when the economy is constantly in development, first need to excavate the construction, the construction of each project, are inevitably dealing with steel or steel pipe, the development of society individuals engaged in more and more enterprises,...
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Spiral steel pipe for insulation treatment of technical requirem
Views: 226 Oct 20 , 2022
Spiral steel pipe for insulation treatment of technical requirements
Spiral steel pipe insulation treatment after people used to be called insulation steel pipe, insulation steel pipe insulation layer is made of rigid polyurethane foam filling, for spiral steel pipe insulation quality requirements are as...
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Spiral steel pipe winter cold-proof method
Views: 252 Oct 19 , 2022
General spiral pipe raw materials are Q235B, in the cold winter spiral pipe is also in line with the rules of heat and cold shrinkage, plus Q235B raw materials are very easy to rust, so how to winter cold treatment? In winter spiral steel pipe should be placed in the workshop, because the temperature in the workshop is relatively high...
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Analysis of the economy of spiral steel pipe
Views: 258 Oct 14 , 2022
Spiral steel pipe has excellent performance under high temperature conditions and can meet the requirements of super (super) critical boilers required to maintain high mechanical strength under high parameters. At the same temperature and pressure, spiral steel pipe and supercritical conditions used in the comparison of alloy materials,...
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