TH焊接式船用填料函 TH soldiered type Marine cable gasket 產品材質:D.部采用黃銅制成、D1部采用優質鋼材制成,夾緊圈采用丁睛橡膠(NBR)制成。 防護等級:在規定的卡口范圍內,旋緊迫緊頭,達到IP54。 Material:partD.D1 is completely made of brass coated,part D1 is made of high quality steel,and the clamping ring is made of nitrile butadiene rubber (NBR). Protection level:IP54 when it‘s within regulated bayonet mount range and rubber washer is used to fix the sealing nut.