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tuubooyinka bir aan xuduud lahayn, waayo, injineernimada farsamada iyo qaab-dhismeedka caadiga ah

tuubooyinka bir aan xuduud lahayn, waayo dhuumaha saaridda, tuubbooyin, qalabka iyo dhismaha farsamo

tube bir aan xuduud lahayn waayo-dhismeedka

GB / T 8162-2008 10 # steel, 20 # steel, 35 # steel, 45 # steel, Q345, Q460, iwm

steel carbon aan xuduud lahayn oo tube farsamo steel daawaha

ASTM A519-2006 1018, 1026, 8620, iwm

Hot-giringiriyey non-daawaha steel dhismaha iyo steel dhismaha ganaax-grained qaybta godan

BS EN 10210-1-2006 S235GRH, S275JOH, S275J2H, iwm

Xuduud lahayn, welded iyo kulul-maquufin galvanized steel tuubooyinka

ASTM A53 / A53M-2012 GR. A, GR.B