... less component, esay to maintain.The mental valve plug is suitable for various work situation, comply with the standard of ... IV level leakage, and soft seal valve plug achieve ... 0Cr18Ni9 ,304 Diaphragm With nylon fabric nitrile rubber Springs 60Si2Mn Valve Stem 0Cr18Ni9, 2Cr13,304,316Ordering information When ordering, please specify1) ...