... , STEEL, WELDING ROD 2. LIFETIME: 15,000CBM PUTZMEISTER WEAR RING DN 200 DURO22 #251031006 1. Size: DN200, N230...etc2. ... parts3. Delivery Pipe(both normal and hardened) , elbow(welding& casting), reducer, rubber hose, clamp coupling, cleaning sponge ball, rubber ... seal, pistons, intermiate ring, swing lever etcPlease feel free to contact us for more ...