H.D.G pipes O.D:12mm~720mm W.T:0.5mm~30mm ... price,good service. We have all specifications of H.D.G pipe.Note:We can offer the third party inspection.The ... detailed specifications of H.D.G pipe Length6m~12mMaterial10#,20#,45#16Mn,A53(A,B),STP A22,Q235,Q345,Q195,Q215 ... are interested in our product,please contact me. H.D.G pipe