The US standard carbon seamless steel tube is tested for mechanical properties. The mechanical properties of the test method are divided into two cate...
Date:2018-03-27 Tags:Hardness Test of 40Cr Carbon Seamless Steel Tubes
(1) Carbon steel seamless pipes should be carefully installed and carefully inspected to ensure the quality of pipes and pipes. ...
Date:2018-03-27 Tags:Precautions for Installation of Carbon Seamless Steel Pipe
Straight seam steel pipe is the production of steel plate, and spiral welded pipe is hot-rolled coil production. The rolling process of the hot strip ...
Date:2018-03-27 Tags:Metallurgical Properties and Quality Assurance of Spiral Steel Pipe
Magnetic particle testing or penetrant penetration testing can effectively detect surface defects such as surface cracks, folds, heavy skins, hairline...
Date:2018-03-26 Tags:Seamless Steel Tube Common Defects on Magnetic Particle Detection or Penetration Testing
Cold-drawn pipe wall defects High-precision cold-drawn tube inner surface roughness Ra ≤ 0.8μm, precision can reach diameter size ~ H9 H10, only to e...
Date:2018-03-26 Tags:Surface Quality Analysis of High Precision Cold Drawn Seamless Steel
Hydrostatic pressure test, widely used in daily use, hydrostatic test, small valves, pressure vessels, various metal and non-metallic pipe pressure an...
Date:2018-03-26 Tags:Hydrostatic Pressure Test
To achieve the steel pipe manufacturing machine: 1600mt bending machine, multi-roll bending machine combined with specially designed equipment, weldi...
Date:2018-03-26 Tags:EFW (Electric Fusion Welding) Steel Pipe
EFW welding, in this process, the metal is heated by one or several consumable electrodes and heated metal workpieces. The arc fully melts the metal a...
Date:2018-03-26 Tags:EFW pipe welding
The greater the pressure of the conveying medium, the thicker the pipe thickness, and the generally higher pipe requirements. ...
Date:2018-03-26 Tags:Medium Pressure Influence on Steel Pipe
The United Steel Corp (U.S. Steel) before the date announced that due to the president's promise to impose tariffs on foreign steel, the company is re...
Date:2018-03-23 Tags:The American steel plan restarts the idle blast furnace converter
Carbon seamless steel tube is generally in the automatic production of rolling pipe unit. The solid blank is inspected and removed from the surface de...
Date:2018-03-23 Tags:Carbon seamless steel pipe manufacturing method
The difference between the so-called stainless steel seamless steel tube and carbon steel seamless steel tube, mainly refers to the stainless steel an...
Date:2018-03-23 Tags:The difference between stainless steel pipe and carbon seamless steel pipe
Carbon seamless steel tubes are mainly used for transporting high pressure oil and gas near the wellhead. As the corrosion of hydrogen sulfide becomes...
Date:2018-03-23 Tags:Hydrogen-induced cracking of carbon seamless steel tube materials
The main advantages of pipeline transportation can be summarized as follows: (1) Large volume. Oil pipelines can continue to complete delivery tasks...
Date:2018-03-22 Tags:Advantages of Pipeline Transportation
In February 20th, Korea asked for some rules in the anti-dumping investigation and countervailing duty (dual anti -) investigation carried out by the ...
Date:2018-03-21 Tags:South Korea has been investigated by the United States for corrosion resistant steel, cold rolling p
