Threeway Steel Co., Ltd
E-mail: sales@srtsteelpipe.com
Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116Phone:0086-731-8873-9521
Keywords :Common anti-corrosion methods of 3PE anti-corrosion steel pipe Update : 2023-04-23 View(s) : 638
1. Steel pipeline anticorrosion generally adopts two main methods of external coating and cathodic protection. 2. Although most of the surface of the steel pipe is covered by the coating, a slight leak will cause an incredible corrosion rate, or even perforation or cracking. Therefore, in t...
Keywords :Large-diameter steel pipe inner wall anticorrosion Update : 2023-04-20 View(s) : 611
Large-diameter steel pipe inner wall anticorrosion 1. Before processing all steel pipes, the steel plate on the inner wall side of the large-diameter steel pipe shall be de-rusted until the metal is exposed to metallic luster (whitening). It should meet the sa2.5 standard required in GB8923-88...
Keywords :Introduction of straight seam steel pipe and precautions for using straight seam steel pipe Update : 2023-04-18 View(s) : 675
Straight seam steel pipe does not refer to a certain type of steel pipe, but a large class of welded pipe. It is made of steel strips. Steel pipes made with straight seam high-frequency welding equipment can be called straight seam steel pipes. In fact, in simple terms, When welding steel plates...
Keywords :Main Types of Anticorrosion Coatings for Large Diameter Spiral Steel Pipelines Update : 2023-04-14 View(s) : 659
Large-diameter spiral steel pipeline anticorrosion refers to the chemical or electrochemical reaction of the pipeline in the use and transportation of large-diameter spiral steel pipelines due to the influence of the use environment and the conveying medium. To effectively prevent or control the...
Keywords :What are the heat treatments of stainless steel welded pipes Update : 2023-04-12 View(s) : 651
During the production process of stainless steel welded pipe , intermediate heat treatment, and finished heat treatment can be carried out. Because a bright surface without oxidation can be obtained, the traditional pickling process is canceled. The use of this heat treatment process not only imp...