... zinc-plated. Silver trivalent Hydraulic Hose fitting JIC FEMALE 740 CONE SEAT 1.Material :Carbon steel, Stainless steel2.Different size available3 ... , hot-dip galvanized or othersApplication: Automobile ,Engineering Machinery, Lathe, Agriculture Machine,Mining, Spurting the OilPaint, Metallurgy petroleum , Construction,Chemicals, Textile, Ships ...