VALVE TYPE: VACUUM BREAKER; APPLICATION: STEAM NETWORK OF INJECTOR TANKS, CIRCULATION TANKS, AND DECAPAGING WASH TANK 4 LTF1. MANUFACTURER/REFERENCE: VENN VALVE: VD1H-F1. ADDITIONAL INFORMATION: RECORD THE MANUFACTURER’S NAME AND/OR IDENTIFICATION AND SIZE, WITHOUT WHICH WE WILL RETURN IT. SEND QUALITY AND MANUFACTURING WARRANTY CERTIFICATE, INCLUDING PURCHASE ORDER NUMBER, INVOICE, AND SUPPLIER NAME. NOMINAL DIAMETER: 1. MATERIAL BODY: BRASS C3604B; SEAT MATERIAL: BRONZE CAC406; RETENTION RING MATERIAL: SUS304; END: THREADED; FLUID: STEAM AND AIR; MAXIMUM TEMPERATURE: 200 DEGREES CELSIUS; WORKING PRESSURE: 1.0 MPA. NCM: 84818099. MATERIAL USAGE: 2.