The flat flange is a new design, through excellent processing technology and high-quality raw materials, the performance of flat flange up to a higher standard. We are perfect for every detail of the flat flange, guarantee the quality level, so as to bring you the perfect product experience. CHENYU UNION VALVE, YOUR BEST CHOICE AND RELIEBLE SUPPLIER IN CHINA is a professional China flat flange manufacturer and supplier, if you are looking for the best flat flange with low price, consult us now!