Explosion-proof flexible conduit: 1.Ex mark:Ex e II DIP A21 TA 2.Intended use:zone 1,2&21,22 3.Degree of protection:P65 Explosion-proof flexible conduit feature:1.Ex mark:Ex e II DIP A21 TA 2.Intended use:zone 1,2&21,223.Degree of protection:P654.Material:Active connectors at both ends:stainless steel Flexible pipe:inside is corrugated pipe outside is woven with stainless steel thread ...