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 resista...
The Bureau of Indian Standards (ISI certification logo) is responsible for product certification.
Through unremitting efforts, Youfa has become one of the only three steel pipe enterprises with BIS...
https://enapp.chinadaily.com.cn/a/201902/26/AP5c74cbdea310d331ec92a949.html?from=singlemessage
By Yang Cheng in Tianjin | China Daily
Updated: Feb 26, 2019
Daqiuzhuang, one of China's largest ste...
Nineteen years ago,
Several dreamers laid the first pile in Daqiuzhuang.
Put this pile into the wave of steel pipe industry development.
At that time,
There is no professional sales team.
Leadershi...