Sany Concrete Pump Boom Pipe Complete with weld-on collars at the end. Are used for booms,ground pipelines and truck pipelines. They can be supplied in various types and quality. Welded or seamless Quality: Q235, No.20 , ST-52 ,37Mn5, 45Mn2 Thickness:from 2mm to 10mm or more Length:according to the customers’requirement. Normally 1m,2m,3m,5m Application: The Pipes can be widely used in the construction industry, for the Concrete pump placing boom delivery pipe, Concrete pump delivery pipe, Placing boom delivery pipe and Concrete mixing station pipeline in construction industry.  Concret Pump Pipeline Systems /Pipe Fitting Parts I Concrete Pump Pipe Details Applications Boom Pipe/Straight Pipe Size DN133x5.0/5.5x Lengths 1.Induction Hardened 2.Wear resistance,safety 3.Alloy steel,flanged 4.Light-weight design 5.Long life abrasion resistant Truck Mounted Concrete Pump/ Concrete Pump Trucks SANY,ZOOMLION, PUTZMEISTER, SCHWING, CIFA,XCMG Weight >14.5kg Inside Diameter 124mm Outside Diameter 133mm Tolerance +/- 1.5mm Heat treament Induction Hardened Hardness 55~60HRC Depth of induction 1.8~2.3mm Max Working Pressure 17MPa Working Life >30000CBM (regular concrete C25/30) Material 45Mn2 or Low alloy high strength steel   seamless steel pipe Origin China Leadtime 3~7 days Twin-wall Boom Pipe Size DN133x5.0/5.5x Lengths 1.Twin wall =wear resistant pipe liner+steel shell 2.Chorme carbide liner protects aginst flowturbulence providing  longer life liners. 3.Flanged with hardened steel insert weld on ends Weight >14.5kg Inside Diameter 124mm Outside Diameter 133mm Tolerance +/- 1.5mm Heat treament Induction Hardened Hardness 60~64HRC Max Working Pressure 17MPa Working Life >60000CBM concrete Material Outside:Low alloy high strength steel(45Mn2) Inside:   High wear-resistant alloy steel(65Mn) Lined steel pipe Origin China