DVGW-W270/WRAS Approved Flanged Gate Valve acc. to DIN EN 1171/DIN EN 1074-1&2 , DIN EN 558-1 Series 14 , Flanges acc. DIN EN 1092, Body, Wedge & Bonnet: GGG50 / EN-GJS-500-7, Wedge fully covered with EPDM (DVGW W-270), Spindle: AISI-420/EN 1.4021 (X20Cr13), Bolts: Stainless Steel A2-AISI-304 (EN-1.4301), Stem nut: Brass, Coating: Epoxy Coating RAL-5015 min 250 µm acc. RAL-GSK. All materials in direct contact with Drinking Water acc. UBA-KTW and DVGW W-270. Operation: with Handwheel