Erw Steel Yeeb Nkab

ERW Round yeeb nkab: 21.3mm txog 508mm
Ntev: ntau 5.8m lossis 6m lossis 12m, lossis txiav raws li xav tau 2m txog 12m
Txuj: ASTM A53, API 5L, ASTM A252, ASTM A795, ISO65, DIN2440, BS1387. BS1139, EN10255, EN39, JIS3444, GB / T 3091 & GB / T13793
Daim ntawv thov: Kev tsim kho / tsev cov ntaub ntawv steel yeeb nkab, steel qauv, laj kab ncej steel yeeb nkab,
Scaffolding yeeb nkab, Hluav taws xob tiv thaiv steel yeeb nkab, Tsev cog khoom steel yeeb nkab, Tsis tshua muaj siab ua kua, dej, roj, roj, kab yeeb nkab, Irrigation yeeb nkab, Handrail yeeb nkab