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, abundant local resources Ningdong stainless steel pipe fittings, for my company's development has laid a good foundation. Best-selling products, and exported to South Korea stainless steel pipe fittings, Vietnam, Singapore Chenzhou stainless steel pipe fittings, Malaysia and other countries. I used to pursue "science and technology first, gaining the upper hand, quality, customer supreme, credit first" concept of operations, customer service and sincerely willing to domestic Yinchuan stainless steel pipe fittings, welcome customers to work together to create a better future. Stainless steel flanges mainly to ensure that tube and pipe interconnected parts. By structure type, with integral flanges, loose flanges and threaded flange. Common integral flange having welded flange and welded flange. Flange tube fittings with finger flange (flange or disk access) is. It may be cast from, but also by screwing or welding composition. Flange connection defined by a pair of flanges, a gasket and a number of bolts and nuts. Spacer placed between the two flange sealing surface, tighten the nut, the pressure over the gasket surface deformation reaches a certain value, and fill the sealing surface uneven, the coupling does not leak tight. Flange connection is a detachable connection. There are perforations on the flange can be worn bolts, so that the two flanges tightly connected between the flange gaskets for sealing. According to the connected components can be divided into the container flange and pipe flange. Stainless steel head is a stainless steel pipe products for sealing. After the pipeline is coming to an end, or at the two ends of a piece of tube welding head do two containers of a product. The other is called stainless steel head: no straight edge stainless steel head, barrel spin edge, oval head, dished head, pale-shaped head, various sizes head spin side, stainless steel size head spin side, flat, hemispheric shaped rotating side, of spherical top. Specifications: Ф32MM-6000 MM thickness: 1MM-60MM Material: 304,304L, 321,316,316L, 310S, 00Cr18Ni5Mo3Si2 (UNS S31500) (3RE60), 630, 00Cr22Ni5Mo3N (UNS S31803 / S32205) (SAF2205), 00Cr25Ni7Mo4N (UNS S32750) (SAF2507) 304,1Cr13,2Cr13,3Cr13,1Cr17Ni2, dual-phase steel, antibacterial steel and other materials. Common standards: JB / T4746-2002 GB / T12459-2005 GB / T13401-2005 most in Victoria tube of stainless steel head with the user's application are: petroleum, electronics, chemicals, pharmaceuticals, water treatment, textile, food , machinery, construction, nuclear power, aerospace, pressure vessels, military and other industries. Ningdong stainless steel pipe fittings | stainless steel fittings | Bo Yan Pipe Industry (view) 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.