Backing Ring Flange

We are well aware that technology is a direct manifestation of the company's hard power and the cornerstone for us to provide better ANSI B16.47 series a flanges, prefabrication of piping spools to customers. As one of the most professional Backing Ring Flange manufacturers and suppliers in China, we're featured by quality products and customized service. Please rest assured to buy Backing Ring Flange for sale here from our factory. For more dimensions and company information, contact us now.