Jiahe Seiko Forging & Casting Co.,Ltd is one of the leading China welding flat flange manufacturers,Website:http://www.jiaheseiko.com, equipped with a productive factory, welcome to wholesale cheap flat screwed flange, reducing flange from us. SpecificationsOEM Leading Steel Flanges manufacturer with TUV: 1.High quality and good price 2.Quick delivery 3.Small order is accepted 4.ISO 9001 certificate and SAP systemDifferent sizes(According to customers requests)Material: Aluminum,Stainless steel,Brass,Plastic,Steel and etc.Surface: Polishing,Plating,Blackened, anodizing,Brushing,powder coating Item Description     Material     Steel: Carbon Steel,Middle Steel,Steel Alloy,etc.   Stainess Steel: 303/304/316,etc.   Copper/Brass/Bronze/Red Copper,etc.     Size According to Customer's drawing or samples Process CNC machining,Turning,Milling,Stamping,Grinding,Welding,Wire Injection,Cutting,etc. Tolerance ≥+/-0.03mm Surface Treatment (Sandblast)&(Hard)&(Color)Anodizing,(Chrome,Nickel,Zinc…)Plating,Painting,Powder Coating,Polishing,Blackened,Hardened,Lasering,Engraving,etc. File Formats ProE,SolidWorks,UG,CAD,PDF(IGS,X-T,STP,STL) Package Standard export carton or as per customer's requirements