Detailed Product Description Features: 1) Materials: TP 304, 304L, 321, 316, 316L, 316Ti, 301, 317, 317L, 430, 329 2) Sizes: ND10-1143) Working principles: a) Remote-control operation by driving gear b) Manual operation by handle 4) Connection end: welded, quick-install, threaded, flanged 5) Widely used in such fields as food, pharmaceutical, dairy, beer and fine chemistry