spectacle blind flange

Honesty as base, Sincere assistance and mutual profit' is our idea, in an effort to create consistently and pursue the excellence for class 150 weld neck flanges, B16.47 series A flanges. As one of the most professional spectacle blind flange manufacturers and suppliers in China, we're featured by quality products and customized service. Please rest assured to buy spectacle blind flange for sale here from our factory. For more dimensions and company information, contact us now.