Noticias
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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 ...Lee mas -
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), ...Lee mas -
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...Lee mas -
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...Lee mas -
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...Lee mas -
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！Lee mas -
DSAW(Double-sided spiral submerged arc welded pipe)characteristics
DSAW(Double-sided spiral submerged arc welded pipe)characteristics: production process of welded pipe is simple, high efficiency, low cost, rapid development. The strength of the spiral welded pipe is generally higher than dsaw pipe and can narrow the billet production of large diameter pipe, you...Lee mas -
Classification and role of tubing
1. Tubing classification Tubing can be divided into the tubing (NU), upset tubing (EU) and the overall joint tubing. Flat means the oil casing pipe end without directly threading thicker and bring couplings. Upset tubing means after two pipe ends through external upset, then threading and bring c...Lee mas -
Ceramic-lined steel pipe
Ceramic-lined steel pipes are manufactured by a high-tech production process and are made of a breeding high-temperature synthetic clutch. It is made of corundum ceramic and the transition layer consists of three layers of steel from the inside out. Ceramic-lined steel pipes represent ceramic-lin...Lee mas -
The 3PE anticorrosive steel pipe has these advantages
3PE anti-corrosion steel pipe refers to a 3-layer structure polyolefin coating (MAPEC) outer anti-corrosion steel pipe, which is a commonly used anti-corrosion pipe in China. At present, 3pe steel pipe is widely used, which is an indispensable steel pipe in the pipeline industry. Do you know why ...Lee mas -
Price List for Small Diameter ERW Steel Pipe 01-14-2020
API 5L/ASTM A53 GR.B (Small Diameter ERW Steel Pipe) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价USD/TON GB/T3091 GB/T3091 Q235B Q345B Q235B Q345B 33.4 (1″) 2.1-2.4...Lee mas -
Price List for Hot Rolled ERW Steel Pipe 01-14-2020
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价 USD/TON Q345B Q345B Q235B Q345B 219、245 5.0-11.75 538.18 563.95 462 5.75-11....Lee mas