Difference Among The 4 Marks On Anti-static Chemical Hose
In the last piece, we learned the old and new standard for anti-static chemical hose. While the new standard adds another 2, Ω/T and M/T. Then what’s the difference among them on usage? Before talking this, let’s learn the classification of service environment. Definition of explosion-proof area Grade 0 The air combines with flammable substance…