Hebei Cangzhou Mengcun professional production GB R = 1D, 1.5D, 2D, 2.5D, 3D, 4D, 90 ° elbow company sells a variety of plants flanges, elbows, fittings, tee, non-alloy steel seam pipe, spiral pipe, thermal expansion. The company has five elbow, elbow production line. Two tees, reducers production line. Cold forming, hot extrusion, machining, forging, advanced forging, heat treatment process, and has experienced a number of senior engineers and technicians. Various production and processing equipment and testing equipment. The company mainly produces American Standard ASME (ANSI), German standard DIN, Japanese standard JIS, Chinese GB / T, JB, SH, HG, and other products. Can produce a variety of different difficulty based on technical information provided by the customer, non-standard, special thick-walled pipe fittings The company developed a variety of tube products sold throughout the country, widely exported to Europe, the Middle East and Southeast Asian countries and regions. For gas, heat, nuclear power, electricity, petroleum, chemical, pharmaceutical, aerospace, military, fire, metallurgy, shipbuilding, construction, plumbing and environmental protection industries to provide a quality service. Has been selected as the designated cooperative enterprises. elbow in the piping system, the piping is to change the direction of the elbow pipe. By angle points, 45 ° and 90 ° 180 ° three most commonly used, according to project needs in addition also includes other non-normal 60 ° angle bend. Elbow materials are cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, non-ferrous metals and plastics. Way connected with the pipe are: direct welding (the most common way) flange connection, hot melt connection, fused connection, threaded connections and socket type connections. According to the production process can be divided into: welding elbow, pressing elbow, push the system elbow, casting elbow. Other names: 90 degree elbow, right angle bend, bend, etc. love. Category 1. Material division: Carbon Steel: ASTM / ASME A234 WPB, WPC alloys: ASTM / ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP911 Stainless steel: ASTM / ASME A403 WP 304 -304L-304H-304LN-304NASTM / ASME A403 WP 316-316L-316H-316LN-316N-316TiASTM / ASME A403 WP 321-321H ASTM / ASME A403 WP 347-347H cold steel: ASTM / ASME A402 WPL3-WPL 6 High Performance Steel: ASTM / ASME A860 WPHY 42-46-52-60-65-70