what is asme b16.20

ASME B16.20 is an American Society of Mechanical Engineers (ASME) standard that covers metallic gaskets for pipe flanges. It specifies the materials, dimensions, tolerances, and markings for ring-joint, spiral-wound, and metal-jacketed gaskets. These gaskets are dimensionally appropriate for use with flanges described in ASME B16.5, ASME B16.47, API Specification 6A, and ISO 10423 reference flange … Read more