VALVE, BUTTERFLY; VALVE SIZE: 80 MM, DESIGN RATING: CL 150, BODY MATERIAL: ASTM A 216, MATERIAL GRADE: WCB, LINING MATERIAL: SEAT: PTFE; DISC: PFA, STYLE: FULL LUG, OPERATED: LEVER, FACE TO FACE LENGTH: 50 MM, SPECIFICATION: NO OF HOLES: 4; DISC MATERIAL: ASTM A 890 GRADE 4A + PFA; ALL FASTENERS MATERIAL: SS304; MODEL:BFFL-C01-T20-L1-F5-PS-XL-N-E4-K0, MFR:UNP POLYVALVES-INDIA