... the products.4). Facing Method :Raw materials manufacturing, rust prevent, ting oil, spray paint, hot galvanization, ... products: 16 bars 4. Surface finish: Polishing, oiled (rust-resistant), zinc, nickel, chrome plating, hot galvanized, powder ... blast cabinet 6. Testing equipment: Direct-reading spectrometer hi-temperature metallographic microscope chemical analysis equipment, Supersonic inspection ...