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difference between pre-galvanized steel tube and hot-galvanized steel tube
Hot dip galvanized pipe is the natural black steel tube after manufacturing immersed in the plating solution. The thickness of the zinc coating is affected by a number of factors, including the surface of the steel, the time it takes to immerse the steel in the bath, the composition of the steel,...Read more -
Carbon steel
Carbon steel is a steel with carbon content from about 0.05 up to 2.1 percent by weight. Mild steel (iron containing a small percentage of carbon, strong and tough but not readily tempered), also known as plain-carbon steel and low-carbon steel, is now the most common form of steel because its pr...Read more -
ERW, LSAW Steel Pipe
Straight seam steel pipe is a steel pipe whose weld seam is parallel to the longitudinal direction of the steel pipe. The production process of straight seam steel pipe is simple, with high production efficiency, low cost and rapid development. The strength of spiral welded pipes is generally hig...Read more -
what is ERW
Electric resistance welding (ERW) is a welding process where metal parts in contact are permanently joined by heating them with an electric current, melting the metal at the joint. Electric resistance welding is widely used, for example, in manufacture of steel pipe.Read more -
SSAW Steel Pipe vs. LSAW Steel Pipe
LSAW Pipe (Longitudinal Submerged Arc-Welding Pipe), also called SAWL pipe. It is taking the steel plate as raw material, mold it by the molding machine, then do double-sided submerged arc welding. Through this process the LSAW steel pipe will get excellent ductility, weld toughness, uniformity, ...Read more -
Galvanized Steel Pipe vs. Black Steel Pipe
Galvanized steel pipe features a protective zinc coating that helps prevent corrosion, rust, and the buildup of mineral deposits, thereby extending the pipe’s lifespan. Galvanized steel pipe is most commonly used in plumbing . Black steel pipe contains a dark-colored iron-oxide coating on its ent...Read more -
Youfa Group donated anti-epidemic funds to Daqiuzhuang Town government
It is now a critical period for Tianjin to deal with the new crown pneumonia epidemic. Since the prevention and control of the epidemic, Youfa Group has actively cooperated with the instructions and requirements of the superior party committee and government,and made every effort to carry out the...Read more -
Youfa actively confronts Omicron
In the early morning of January 12, in response to the latest changes in the epidemic situation in Tianjin, the Tianjin Municipal People's Government issued an important notice, requiring the city to carry out the second nucleic acid test for all people. In accordance wi...Read more -
YOUFA won Advanced Collective and Advanced Individual
On Jan 3th，2022, after research on the meeting of the leading group for the selection and commendation of "advanced collectives and individuals forhigh-quality development" in Hongqiao District, determined to be commended 10 advanced collectives and 100 advanced individ...Read more -
Youfa Steel Pipe Creative Park was successfully approved as a national AAA tourist attraction
On December 29, 2021, Tianjin Tourism Scenic Spot Quality Rating Committee issued an announcement to determine Youfa Steel Pipe Creative Park as a national AAA scenic spot. Since the 18th CPC National Congress brought the construction of ecological civilization into the ...Read more -
Youfa Group attended the year-end summit forum of China’s iron and steel industry in 2021
From December 9th to 10th, under the background of carbon peak and carbon neutralization, the high-quality development of iron and steel industry, that is the year-end summit forum of China's iron and steel industry in 2021 was held in Tangshan. Liu Shijin, deputy director of the Economic Committ...Read more -
Youfa Pipeline Technology added plastic coating production lines
In July 2020, Tianjin Youfa Pipeline Technology Co.,Ltd. established a Shaanxi branch in Hancheng, Shaanxi Province. The addition of 3 Steel Pipe of Lining Plastic production lines and 2 plastic-coated steel pipe production lines have been officially put into operation. &nbs...Read more