steel pipe,seamless carbon steel pipe,polished tube,bright annealed tubes,Auto Steel Tube
seamless steel pipes,seamless steel tube,seamless pipe,seamless tube,cold drawn steel tubes,cold drawn steel pipes,carbon steel pipes,carbon steel tubes,hydaulic tube,mechanical tubing
size range: OD:4-60mm
WT:0.5-6mm
Length:20-13000mm
standard: din2391,astm a519