Nozzle used to passivate vessel prior to initial operation or after extended shutdown. Nozzel flowrate &selection to allow for all inside su**ce areas to be sufficiently coated.

• 用在需要钝化的容器上的管口,初次操作前或长期停工后用到。管口流量及选择可使所有(容器)内表面充分钝化。