閥座試驗 的英文怎麼說
中文拼音 [fázuòshìyàn]
閥座試驗
英文
seat test-
Each valve is pressure tested for seat tightness, shell and packing integrity including cycling tests to check for reliability of operation
每個閥門都經過閥座氣密性、閥殼和填料整體性的壓力測試,包括檢驗操作可靠性的循環測試。Use " w " to express seat facing ring material which process directly by valve body, when seat and discsealing material are different, use low hardness material symbol to express ( except diaphragm valve )
注:由閥體直接加工閥座密封面材料用" w "表示,當閥座和閥瓣(閘板)密封材料不同時,用低硬試驗材料代號(除隔膜閥外) 。
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