News
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Difference between uoe and jcoe pipe
Difference between uoe and jcoe pipe Large-caliber, high delivery pressure, long transport distances and multiple types of transport medium is the main symbol of the pipeline industry technological progress, but also the general trend of the pipeline industry development. With the development of ...Read more -
API 5L Gr B
API 5L Gr.B grade designations come from API Spec 5L Specification for Line Pipe. Standard Line Pipe has grade designation A and B. Stronger grades have the designation X followed by the specified minimum yield strength of the pipe steel, measured in kilopounds per square inch (abbreviated ksi), ...Read more -
Chinese welded steel pipe
We are specialized in the manufacturing of Welded Steel Pipes & Tubes. We are supplying can reach the international standard like: ASTM, JIS, DIN, EN, API, BS , Our company’s production is carried out in accordance with TS EN ISO 9001:2000, API5 L, ISO 14001:2004 and ISO9001,SGS Integra...Read more -
Causes and measures of pipe weld porosity
Weld pipe weld porosity affects not only the pipeline denseness, resulting pipeline leakage and corrosion will be induced point seriously reduce the weld strength and toughness. Factors weld porosity are: the flux in the water, dirt, oxide and iron filings, welding ingredients and cover thickness...Read more -
Coated pipe transportation
The point to note of coated pipe during transportation 1) When using special hooks, angle steel and sling of not less than 300, in order to avoid excessive damage to the lateral pull spout. 2) anti-corrosion pipe loading must meet: a loading height of not more than two layers. b corrosion pipe be...Read more -
Notes on China’s current “2019nCov”
To our customers: At present, the Chinese government is taking the most powerful measures，and everything is under control. Life is normal in most other parts of China by far, with only a few cities like Wuhan affected. I believe it will all return to normal soon. Thanks！Read more