... ,317L Surface:bright,polished,black Certificate:ISO,SGS Origin:China Corrosion Resistant Steel Plate 1) Grade: JNS 2) Standard: JGX339-2004 3 ... , dust collector and various outdoor steel structural components requiring atmospheric corrosion resistance. Delivery Time: within 15--20 working daysMOQ: 3 ... of b/L or L/CLoading Port: Tianjin,Shanghai,Qingdao High Quality Corrosion Resistant Steel Plate