Steel structure part is also in our products range. We have ability to ... capacity is 50000 tons one year!! Our products are a part of construction. We produce steel grating, stair tread, fence,clips ... ,100,101.6mm4. Material: Q235, Stainless 3045. Surface treatment: black, galvanized, paint6.Standards:1).China: YB/T 4001.1-20072).USA ... 88)3).UK: BS4592-19874).Australia: AS1657-1985 Steel structure part