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, flanges, State Road across the county superior geographical conditions, abundant local resources, for my company's development has laid a good foundation. Best-selling products, and exported to South Korea, Vietnam, Singapore, Malaysia and other countries. Carbon steel flanges close and reliable. It has two sealing surface, and valve sealing surface material widely used kinds of plastic, sealing, and can be completely sealed. Because carbon steel flanges have to wiping in opening and closing process, it can be used for media with suspended solid particles. Model Q41F - 16C Q41F - 25C ASTM A105 about 0.9% (standard is 1.05Max with decreasing carbon content can to 1.65% Max) As GB 16Mn content in about 1.3% (standard 1.2% to 1.6%), JIS S25C then it is relatively low at 0.6%. My company is willing to preferential prices, reliable quality, advanced technology, good service and excellent work ethic, dedication and cooperation between domestic and foreign customers, work together, alloy flanges, create brilliant! We sincerely welcome new and old customers to visit and inquiries, call to discuss the order. For more information galvanized flange galvanized flanges: zinc processing costs 1 flange, paper processing costs: the cost of hot-dip galvanized anti-rust paint coating than other low cost; 2, durable: Suburb ambient, hot dip galvanized thickness standard can be maintained without having to repair more than 50 years; in urban areas or coastal areas, the standard hot dip galvanized layer can be maintained for 20 years without repair; 3, reliability Good: between zinc coating and the steel is metallurgically bonded to become a part of the surface of steel welded flange, thus more reliable coating durability; strong 4, coating toughness: zinc coating to form a special metallurgical structure , carbon steel flanges, this structure can withstand during transportation and use of mechanical damage; 5, comprehensive protection: each part of the plated parts can be coated with zinc, even in depression, sharp corners and hiding place can be full to be protected; 6, saving time and effort: galvanizing process than other coatings construction method is more efficient, and to avoid the site of the installation in FIG brush required. Flange | Bo Yan Pipe | Stainless Steel Flanges by Bo Yan Pipe Co., Ltd. Yanshan County. Yanshan County Bo Yan Pipe Co., Ltd. (www.czbygy.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!