標(biāo)準(zhǔn)號(hào)：BS EN 1759-1-2004
中文標(biāo)準(zhǔn)名稱：法蘭及其連接件.等級(jí)標(biāo)示的管、閥門、配件和附件用環(huán)形法蘭.NPS 1/2到24 鋼法蘭
英文標(biāo)準(zhǔn)名稱：Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, class-designated - Steel flanges, NPS 1/2 to 24
標(biāo)準(zhǔn)類型：J15
發(fā)布日期：2004/11/30 12:00:00
實(shí)施日期：2004/11/30 12:00:00
中國(guó)標(biāo)準(zhǔn)分類號(hào)：J15
國(guó)際標(biāo)準(zhǔn)分類號(hào)：23.040.60
適用范圍：This European Standard for a single system of flanges specifies requirements for circular steel flanges in Class designations Class 150 to Class 2 500 and nominal sizes from NPS1/2 to NPS 24. NOTE The relationship between nominal size (DN) and nominal size (NPS) is given for reference purposes in Tables 9 to 14. This standard specifies the flange types and their facings, dimensions, tolerances, threading, bolt sizes, flange jointing face surface finish, marking, materials and pressure/temperature ratings. This standard does not apply to flanges made from bar stock by turning, or to flanges of types 11, 12, 13, 14 and 15 made from plate material.