cafe

control valve seat leakage

위 작업만 마스터해도...Valve 가공 회사에 취직할수 있지 않을까 싶네요....=.= 부족한 부분은...........추후에 업데이트 하도록 하겠습니다...

a pressure build-up in the piping system downstream of the relief valve. This often means that the relief valve will not re-seat once the set pressure is reached. For these systems often so-called "differential" relief valves are used...

ball design. Class 600 and above rated valves normally have trunnion mounted design in sizes 1 1/2" and above. Ball Valve Seat Design: Ball valves are usually provided with soft seats such as PTFE, filled PTFE, Nylon, Buna-N, Neoprene...

across a swing check valve than across other types. With abrupt changes in flow, the disc can slam against the valve seat, which can cause significant wear of the seat, and generate waterhammer along the pipe system. This can be overcome...

시험(IMPACT TEST)을 실시하여야하며 초저온밸브는 심냉처리(SUB-ZERO)을 실시하여야 한다. 1.8 SEAT 재질에 따른 분류 BALL VALVE의 SEAT재질선정은 VALVE의 사용조건(유체특성, 온도,압력)에 따라 적합한 재질을 선정해야 한다. 일반적으로 가장많이...

the spring rests on a flange some height above this. The increased space between the valve itself and the spring seat allows the valve to lift higher, further clear of the seat. This gives a steam flow through the valve equivalent to a...