welding welded steel structure 1.material:metal 2.precision:0.010- ... textile6) CertificationISO9001:20087) CommunicationEnglish, Japanese, German, Chinese8) MaterialAluminum Alloy,Steel Alloy,Brass Alloy etc.9) File.dxf .dwg .pdf .tif ... nickel plating, power coating, anodize, E-coating11)Processpunching, milling, wire cutting, boring, CNC machining,turning, drilling12)EquipmentsDigital Display Lathes, ...