... Schwing and PM , Sany, Zoomlion,CIFA,etc),which include delivery pipe, elbow, reducer, (coupling)clamp , male and female flange ,rubber hose, ... for more information. Our product range is as follows; 1. pipe line(wear-resistant seamless or welded tube)material:45Mn2,high ... is standard length,other length as to your requeirement. 2. elbow/bend and reducer elbowmaterial:Hi-Mn13,20#steel,st52,etcsize ...