metal construction brace,connector brace,metal bracket 1. carbon steel Q235 2. black ... powdercoating 3. construction hardware 2013 Hot sales metal construction brace,connector brace,metal bracket Haiyan Hongtai Metal Products Co.,Ltd. ... stainless steel 304 ,brass2) surface treatment: Zinc , powder coat, hot-dip galvanized3) machining Process: Stamping , turning,tube bending, welding, milling, CNC ...