Desc: Seamless steel pipe with hollow section, a large number of used for conveying fluid pipeline, such as conveying oil, natural gas,gas, water and some...
Desc: Seamless steel pipe with hollow section, a large number of used for conveying fluid pipeline, such as conveying oil, natural gas,gas, water and some...
Desc:Product DescriptionLongitudinal welded pipes, steel pipes made of hot-rolled or cold-rolled steel plates or steel strip coils welded on welding equipm...
Desc:Product DescriptionLongitudinal welded pipes, steel pipes made of hot-rolled or cold-rolled steel plates or steel strip coils welded on welding equipm...