... Capacity:24000tons/year Key word:cold rolled steel tube Specification Type cold rolled steel tubePipe Size1/2"—48" (DN15-1200)Wall ThicknessSCH10--XXSLength5 ... , DIN1629Material10#, , 20#,Q235, Q345ST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,St52.4A53B, A106B, API ... attentive services3.Reliable partnerProductionTestingManufacturing equipmentsPacking&Transportation Company cold rolled steel tube