[www.staffempire.com]-GBT 13402-1992 大直径碳钢管法兰.pdf

UDC621.643.412J15中华人民共和国国家标准GB/T13402-92大直径碳钢管法兰Large-diameter carbon steel pipe flanges1992-03-28发布1992-10-01实施国家枝术监督局发布中华人民共和国国家标准GB/T13402-92大直径碳钢管法兰Large-diameter carbon steel pipe flanges1主题内容与适用范图本标准规定了大直径碳钢管法兰型式、尺寸、压力-温度等级及技术要求。本标准适用于公称压力PN为2.0,5.0、6.3、10及15MPa,公称通径DW为6501500mm大直径凸面碳钢管法兰。2引用标准GB699优质碳素结构钢技术条件GB9124钢制管法兰对焊端部GB/T13403大直径碳钢管法兰用垫片JB2640锅炉管道附件承压铸钢件技术条件3分类本标准所规定的大直径碳钢管法兰的结构型式分为对焊式及整体式两种。3.1对焊法兰的结构尺寸按图1及表1至表5的规定。AB图1国家技术监督局1992-03-28批准1992-10-01实施GB/T13402-92表3PN6.3MPa对焊法兰尺寸mm学接尺寸法兰焊端密封面公称通径螺栓孔中螺栓法兰厚度法兰高度法兰颈法兰内径圆角半径DN径法兰外径螺栓孔径A心圆直径OHBDL数量螺纹KdTh.650661851781.03928M367118914968963511700712914838.04224M3976279615974068213750762972895.54228M398197102170794733138008131035952.54528M42873710817984578185086410861003.54532M4292771121878998311490091511561067.04828M4598171202009538821495096612061上17.54832M4510357124206100393114上000101612701175.05132M48109271312161054979141050106713211225.55132M481143i713422411081030141100111813841282.55532M521200714023311591077141150116914411340.05536M521257714624512131128141200122015111403.56028M56130815325712671179141250127015681460.56032M561362115826813211230141300132116191511.56032M561413716227613721277141350137217021581.06828M641470717028914261327141400142317531632.06832M641527717529814801377141450147418031683.068名M6457817830615301427141500152418861752.532M70t6357186319158447414表4PN10MPa对焊法兰尺寸mm连接R寸法兰焊端密封面公称通径外径法兰外径螺栓孔中螺栓法兰厚度法兰高度法兰颈法兰内径圆角半径DN螺栓孔径心國直径D数量螺纹HN个个dfTh.650661889806.54528M4272711218169962813700712952863.5M457847116191753677137507621022927.051M48841126205806728138008131086984.05528M528951312168607761385086411621054.06024M569531422339148251490091512131105.06028M56101071462439688761495096612701162.06028M56105471532541022927141000101613211213.06032M56111171592641073971141050106714031282.56828M64116816927911271019141100111814541333.56832M6422617328911811070141150116915111390.56832M641276180300】2351119141200122015941460.57432M701334189316128911681412501270:6701524.08028M7613841973291343121741300132117211575.08032M76143520433713941263141350137217781632.08032M76149272103911481312141400142318541691.58632M82543721836215021360161450141419051746.08632M821600223370155314081615001524994822.59428M9016577234389161045818