News
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American Steel Product Standards
US steel products are with more standards, mainly in the following categories: ANSI–American National Standard AISI–American Society of Iron and Steel Standards ASTM–American Society for Testing and Materials ASME–American Society of Mechanical Engineers AMS–Aerospac...Read more -
American 337 lack of interest termination for China, China’s steel victory is in sight
In 2017, China’s ministry of commerce website news, a motion according to the American iron and steel company, the United States international trade commission (ITC) administrative law judge released preliminary (56 order), termination of the carbon steel and alloy steel 337 investigation a...Read more -
About carbon steel pipe tubing
Tubing is used to transport fluids and gases in a variety of pneumatic, hydraulic, and process applications. Tubes are usually cylindrical in shape, but may have round, rectangular, or square cross-sections. Tubing is specified in terms of outside diameter (OD) and, depending upon the material of...Read more -
Advantage of galvanized spiral pipe welding process
Galvanized pipe welding processes can be divided into spiral welded and straight seam welded, and galvanized spiral welding process is relatively wider number of applications, but also more complex. Galvanized spiral pipe welding method is first out of the forward end portion of the electrode abo...Read more -
304 stainless steel seamless pipe annealing temperature on alloying elements
Production 1000MPaCP standard cold rolled steel annealing cycle is reheated to the annealing temperature of the critical zone, then cooled and maintained at about 400 isothermal deg.] C, above the martensite start temperature (Ms). 1. The volume percentage of ferrite and carbon content area that ...Read more -
3PE coating pipes
Pipe has three layer PE antisepsis structure: the first layer with epoxy powder (FBE> 100um), the second layer with adhesive (AD), 170 ~ 250um, the third layer with polyethylene (PE) 2.5 ~ 3.7mm. integration of them and solid steel pipe make form a good coating. Diameter range 60mm-1420mm, wal...Read more