Concrete Pump PipeSCHWING, PUTZMEISTER, SANY, ZOOMLION SUPPLIER, ST52 SEAMLESS, DN125 (5'') 3 MTRS LONG 148MM FLANGE1. We are a professional manufacturer of concrete pump parts in China, specialized in producing concrete pump delivery pipe, rubber hose, elbow, bend, reducer, coupling, cleaning ball, piston, cylinder, eye-glass plate, cutting ring, concrete placing boom, and so on 2. We have been supplying concrete pump parts for SCHWING, PUTZMEISTER, SANY, CIFA, KYOKUTO, ZOOMLION for 10 years, so we can promise you the quality and best price.3. Concrete Pump Pipe SpecificationType DN Thickness(mm) Length(mm) Weld-on Ends Applicable pump BrandsST52/ST37/20#/Q235steel pipe 125 4.0 3000/2000/1000 148mm Schwing,Putzmeister, CIFA, Kyokuto, Sany, 4.5 148mm Schwing,Putzmeister, CIFA, Kyokuto, Sany, 7.0 148mm Schwing,Putzmeister, CIFA, Kyokuto, Sany,Harden Pipe 125 4.5 148mmChrome Carbide insert Schwing,Putzmeister, CIFA, Kyokuto, Sany, 7.0 148mmChrome Carbide insert Schwing,Putzmeister, CIFA, Kyokuto, SanyZX-Pipe(ST52)Harden ZX-Pipe 125 7.0 ZX-5’’F/M Flanges PutzmeisterHigh Pressure 125 7.0 ZX-5’’F/M Flanges PutzmeisterSchwing F/M pipe(ST52) 125 4.0 Schwing 5’’ F/M Flanges Schwing High Pressure 4.5 Schwing 5’’ F/M Flanges Schwing High Pressure 7.0 Schwing 5’’ F/M Flanges Schwing High Pressure 8.0 Schwing special F/M flanges Schwing High PressureSteel pipe 100 4.5 3000 122mm/127mm/4’’ HD Others 4.5 2000 122mm/127mm/4’’ HD Others 4.5 1000 122mm/127mm/4’’ HD Others 8.0 6000 6’’HD/ZX-6’’F/M Others 150 8.0 3000 6’’HD/ZX-6’’F/M Others 8.0 1500 6’’ HD/ZX-6’’F/M Others 8.0 1000 6’’HD/ZX-6’’F/M Others