The application of standard system (BS) [emergency call sunjingli Tel: 0317-6884000 13643268444] Hebei Ji Meng high-pressure pipe flange Group Co., Ltd. is a professional production and sales in North Bend, flange, pipe of large enterprises. The products are widely used in petroleum, chemical industry, light industry, electric power, metallurgy, shipbuilding, construction and other industries, products are sold throughout the country and exported to Korea, Singapore, Malaysia, Saudi Arabia, Thailand, United States, Pakistan, Bangladesh, Syria, Iran and other countries, in the domestic and foreign brand products in the market enjoy a good reputation. Pipe: large diameter series BS1600, its diameter range and wall thickness classification is the same as ANSI B36.10/B36.11; BS3600 is basically equivalent to adopting ISO standard, its diameter range and wall thickness classification are same as ISO4200. It also includes: flange standard "American flange" and "European flange" two series. BS1560 basically equivalent to adopt the ANSI standard, its structure type and sealing surface type with the ANSI B16.5; BS4504 basically equivalent to adopt the DIN standard, its structure type and sealing surface type with DIN2500. A common standard - BS: BS1600 oil industry with steel size BS3600 with bearing size and mass per unit length of BS3605.1 pressure welded steel pipe and steel welded and seamless stainless steel pipe and BS1560 pipe flange (flanged pipe flanges (American BS4504) European flange) of the threaded and welded BS3799 plug welded pipe with oil industry BS1740.1 forging steel pipe butt welding fittings BS1640 BS1965 bearing oil industry