... one of the leading wear-resisting concrete pump pipe manufactures in Asia, being in this filed for over 10 years. ... mm)Weld-on EndsApplicable pump Brands ST52/ST37/20#/Q235steel pipe 1254.0 3000/2000/1000148mmSchwing,Putzmeister, CIFA, Kyokuto, ... Sany, 4.5148mmSchwing,Putzmeister, CIFA, Kyokuto, Sany,7.0148mmSchwing,Putzmeister, CIFA, Kyokuto, ...