... 20#alloy nonstandar spring mechanical seal Applicable working condition1,The pressure of sealed chamber: 1.2Mpa2,The temperature of sealed chamber: - ... corrosive liquidDescription1,Big spring is mainly used for the condition of some general corrosive liquid such as water, oil, ... technical services4,Products with much patents5,20 years experience of mechanical seal6,ISO90017,We accept O/A and all kinds ...