Valve End Butterfly Grooved
Valves emebere iji kwado MSS SP-67
Ihu na ihu kwekọrọ na MSS SP-67
Grooves kwekọrọ na AWWA C606 TABLE 4
Valves emebere iji kwado MSS SP-67
Ihu na ihu kwekọrọ na MSS SP-67
Grooves kwekọrọ na AWWA C606 TABLE 4
