AWWA/ANSI 250Psi Non-Rising Stem Resilient Seated Gate Valve
设计标准Design: AWWA C515/C509
结构长Face to Face: ANSI B 16.10
法兰标准 Flanges: ASME B 16.42
阀体Body: 球铁ASTM A536 65-45-12 ; 闸板Wedge: 球铁 DL+EPDM/NBR
阀杆Stem: AISI 420/2CR13;
环氧树脂喷涂Product color: Blue RAL 5017
