... , T.C Wear ring fo Putzmeister concrete pump 1. Size: Dn180, DN200, N230...etc2. Material: #20 steel, tungsten carbide, welding rod from ... as below:1. wear plate and wear ring(Hardfacing, normal Tungsten Carbide type and 7 shape Tungsten Carbide type)2. S pipe and ... hose, clamp coupling, cleaning sponge ball, rubber seal, pistons, intermiate ring, swing lever etcPlease feel free to contact us for more ...