ASTM A106 Seamless steel pipe 1)Thickness:6.5-12mm 2)OD:32-630mm 3)Certification:ISO9001:2000 Product Name ASTM A106 Seamless steel pipe Outside Diameter(mm) 32mm-630mm Wall thickness(mm) 6.5mm-12mm Certification ISO9001:2000 Standard ASTM,BS,DIN GB Grade 10#,20#,45#,A53(A,B),Q195,Q215,Q235 Place of OriginShandong China(Mainland) Secondary Or Not Non-secondary Export Europe, North America, the ...