Definition: Pipe flanges, gaskets, and fasteners are collectively referred to as flange joints. Flange joints are a kind of parts that are very commonly used in engineering design and involve a very wide range of areas. It is an indispensable part for piping design, pipe fittings and valves, and is also an indispensable component in equipment and equipment parts (such as manholes, sight glass level gauges, etc.). In addition, other professions such as industrial furnaces, thermal engineering, water supply and drainage, heating and ventilation, automatic control, etc., also often use flange joints.
Material: forged steel, WCB carbon steel, stainless steel, 316L, 316, 304L, 304, 321, chromium molybdenum steel, chromium molybdenum vanadium steel, molybdenum titanium, rubber lining, fluorine lining material.
Varieties: flat welding flanges, neck flanges, butt welding flanges, ring connection flanges, socket flanges, and blind plates, etc.
The executive standards are GB series (national standard), JB series (machinery department), HG series (chemical department), ASME B16.5 (American standard), BS4504 (British standard), DIN (German standard), JIS (Japanese standard).
