... :5000tons/month 4)Payment: T/T,L/C ASTMA333 Gr.6 seamless steel pipe sch80 manufacturer First, the details of our ... ,GB9948,GB/T17396 GB3087, GB/T8162 ,Outer Diameter1/2"~54"(6~1219.2mm)Wall ThicknessSCH10~XXS(2~100mm)Length6m, 12m or ... , sunny zone, central north road, Tanggu , Tianjin , China ASTMA333 Gr.6 seamless steel pipe sch80 manufacturer