1.Size: DN10~DN100 2. Discharge: 0~30 (m3/h) 3. Design standard: Q/WKS 03-2009 4. Approved: ATEX Certification SPECIFICATIONS1.Size: DN10~DN1002. Discharge: 0~30 (m3/h)3. Head: 0~50 (m)4. Design standard: Q/WKS 03-20095. Approved: ATEX Certification6. Body Material: Aluminum Alloy, Cast Iron, Stainless Steel, Polypropylene7. Diaphragm Material: Buna-N, Neoprene, Viton, Teflon, EPDM Performance ...