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Cold Rolled Dub Annealed Steel Yeeb Nkab 19mm 20mm
Cold Rolled Steel Pipes muaj square hollow seem thiab ncig seem (ib puag ncig hollow seem).Cov khoom siv yog txias dov carbon steel pluaj nrog phab ntsa thickness 0.6mm txog 2.0mm.Thaum txias-kuav los tiag steel pluaj yog rhuab mus rau lub annealing kub, cov xim saum npoo yuav tig dub vim kub kub tiv nrog huab cua, uas yog hu ua dub stripping.Cov khoom siv lub cev ua mos, uas yooj yim rau kev txuas ntxiv los ua cov kav hlau.Qhov sib txawv hardness yog 57HRB, thiab nws tuaj yeem raug txo kom sib txawv hardness raws li qhov xav tau.
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ERW Round Steel Yeeb Nkab Mild Steel Round Iron Pipe
Cov khoom siv steel yeeb nkab yog non-alloy low carbon steel.Txoj kev tsim cov yeeb nkab yog ERW welded nrog longitudinal seam.Cov khoom lag luam muaj peev xwm ua tau raws li ASTM A500, ASTM A53, ASTM A795, BS1387, BS EN10255, EN 10219, BS 1139, BS 39.
