... D≤1220mmWall Thickness(T)T≤120MMApplication rangePetroleum,chemical,power,gas,metallurgy,ship building,constructionDelivery day15 days to 30 ... export package:woodencases,pallet,nylon bags,carton,container,in bulk or according to custome's requirementsCertificiationISO9001:2000, ... to any drawings,If you are interested in,pls contact us.Welcome your inquiries and cooperation