Yanshan County Bo Yan Pipe Co., Ltd. is located in Yanshan County Industrial Development Zone. North of Beijing and Tianjin and Beijing-Shanghai railway to the east Bohai Sea, Tianjin Port, State Road across the county superior geographical conditions, reducers, abundant local resources, laying a good foundation for the development of our company. Best-selling products, and exported to South Korea, Vietnam, Singapore, Malaysia and other countries. I used to pursue "science and technology first, gaining the upper hand, quality, customer supreme, credit first" business ideas, is willing to domestic and foreign users and sincere welcome customers to work together to create a better future. Size of the head before bonding, Panzhihua diameter pipe, use a dry cloth and lateral jack socket wiping process, when the surface sticky oil must wipe clean with acetone, the following points should be noted: 1. Control caliber: DIN standard (DN10-DN150), 3A / IDF standard (1 / 2'-6 '), ISO standard (Ф12.7-Ф152.4); 2, international industrial standard: DIN, ISO, SMS, 3A, IDF, etc; 3 , Material: Stainless steel 304,316,316L; 4, quality and use: the size of the inside and outside the head with a high-grade polishing equipment, which will reach the surface precision requirements; this product is suitable for dairy, food, beer, beverage, pharmaceutical, cosmetics and other industrial fields ; 5, the external processing: according to user requirements to map, sample processing non-standard products; 6, Connection: Clamp (quick), welded, threaded (union) formula. . The size of the head (diameter pipe) is applied to a pipe diameter of pipe. Forming process commonly used to suppress necking, expanding suppress or necking plus expanding suppress certain specifications diameter pipe may also be stamping. a. necking / expanding the size of the head of reduced diameter forming forming process is the size of the head with a diameter equal to the big end of the tube into the forming die, along the axial direction of the tube of repression, Taizhou diameter pipe, metal Movement along the mold cavity and a contracted form. Depending on the size reducer adjustable, divided into one or more press-forming press forming. b. stamping steel as raw materials except the size of the head, the right part of the specification of the size of the head but also with the use of steel stamping process for production. Stretching die shape used in the size of the first reference surface size design, with steel stamping die cutting after the stretch forming. Reducers _ _ Zibo Bo Yan Pipe diameter pipe provided by the Yanshan Xian Yan Bo Industry Co., Ltd. Yanshan County Bo Yan Pipe Co., Ltd. (www.czbygy.com) Hebei Cangzhou, elbow leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Bo rock pipe industry leadership with the staff warmly welcome all inquiries negotiations to create rich rock pipe industry a better future.