Wearing insert for Schwing DN 230 (10074768) 1. Material: Tungsten carbide, steel body, Welding rod ... 2. Lifetime: 30,000cbm Wearing insert for Schwing DN 230 (10074768) 1. Size: DN2302. Made in Zhuzhou, HunanCompany brief ... seal, pistons, intermiate ring, swing lever etcPlease feel free to contact us for more detail.