What do I need to pay attention to when sandblasting stainless steel plates?
NewsStainless steel pipe sandblasting is the process of cleaning and roughening the substrate surface through the impact of high-speed sand flow. Powered by compressed air, a high-speed spray beam is formed and the spraying material (copper ore,…
How to identify the shoddy steel pipes
NewsSteel pipe and human life, production activities are inseparable, steel pipe production in the steel industry occupies an irreplaceable position. From people's daily utensils, furniture, water supply and drainage, gas supply, ventilation and…
Decipher for you the production process of 3PE anti-corrosion research steel pipe with high quality service
News3PE coated steel pipe substrate material includes a spiral pipe, seamless and straight pipe joints. 3PE anti-corrosion seamless steel pipe substrate and molten plating liquid occurs in a complex physical and chemical reaction, the formation…
Fracture characteristics of spiral pipe
News1, along the spiral tube in different directions to take samples for tensile testing and impact testing, found that the yield limit and strength limit of the test in different directions is very small difference, generally only in the range…
What are the anti-corrosion means of spiral welded pipe
NewsBecause of the large mass of spiral welded pipes, they must be stacked outdoors, but it is difficult to avoid being exposed to the sun and rain, so the problem of rust has been plaguing the storage time and conditions of spiral welded pipes.…
Spiral steel pipe hot processing considerations
NewsIf oil is attached to the surface of the workpiece during heating, the thickness and composition of the oxide skin on the oil-attached part is different from that of the other parts, and carburization will occur. The part of the base metal under…
How to test the quality of spiral steel pipe
NewsSpiral steel pipe in the factory should be done before the mechanical properties of the test and flattening test and flaring test, and to reach the requirements of the specification rules. Spiral steel pipe quality inspection methods: from the…
What material should be used for anti-corrosion spiral steel pipe
NewsSolvent-free epoxy coatings with low viscosity curing agent, cured coating has outstanding anti-corrosion function, hardness resistance and denseness. And there is a relatively suitable use period and curing time. In addition to the insulating…
How to classify anti-corrosion steel pipe
NewsAnti-corrosion steel pipe is a commonly used carrier for oil and gas transmission, one of the important facilities of ground engineering. It is a steel pipeline that can effectively prevent or slow down the corrosion phenomenon by chemical or…
What details should be noted when choosing the spiral steel pipe factory wire flux
NewsNow the process of domestic spiral steel pipe are double-sided submerged arc welding, double-sided submerged arc welding skills were created and used in 1940, its welding process and hand welding has the same local, is the use of slag welding,…