... requestSurface treatmentUntreated, hot DIP galvanized, cold DIP galvanized, painted, powder coated, pickling, electrolytic polishing, or as customers’ requirement.Galvanization StandardCN: GB ... USA: ASTM (A123), UK: BS729ColorSilver/BlackApplicationpetroleum and chemical, port, power, transportation, papermaking, medicine, steel and iron, food, municipality, real estate, manufacturingFeature: Light ...