管道和管道之间的间距表.docx
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1、管道和管道之间的间距表1总则1.0.1本标准适用于不保温管道和保护层为镀锌铁皮或铝合金板的保温架空管道。表中数值为架空管道的最小间距。1.0.2本标准根据中国石油化工总公司标准石油化工企业管道设计通则(SHJ12-89)中第三章第二节管道间距的规定。并按院标设备和管道隔热材料及其厚度选用规定(BA2-3-9-94)中的管道保温经济厚度选用表(表-4)所规定的保温材料及其厚度进行计算的管道最小间距。1.0.3执行本标准时,尚应符合现行有关标准规定的要求。104本标准代替管道间距表(BA3-3-6-89)。2管道间距的确定2.0.1本标准依据机械行业标准凸面对焊钢制管法兰(JB/)和凹凸面对焊钢制
2、管法兰(JB/)中系列1法兰外径计算管道间距。202在管架上并排布置的管道不论有无保温,净距均取50mm,法兰外缘与相邻的净距取25mmo2.1 .3管道外壁或管道隔热层最突出部分,距管架或框架的支住、建筑物墙壁的净距取100mmo2.2 .4并排布置的架空相邻管道,若选用不同保温材料,且介质温度不同时,可按、给出的净距进行计算。205有侧向位移的管道;要求保温的法兰、阀门、管道配件和管沟内并排布置的管道,应加大管道间距。3管道间距表301不保温管道间距见表。302保温管道间距a)岩棉、硅酸铝棉复合管壳保温管道间距见表3.0.2-Lb)岩棉管壳、缝毡保温管道间距见表302-2。C)硅酸钙管壳保
3、温管道间距见表3.0.2-3.不保温管道间距表表单位:mm适用于无法兰不保温管道管中心至墙壁距离S120120120130130150160190210240270290320340管外径DH公称直径DN保温厚度公称直径DN15202540508010015020025030035060060063038038039039040041043045048051053056058061063053033033034034035036038040043046048051053056058090480300310310320320340350380400430460480510530100904262
4、802802802903003103203503804004304604801001001003772502602602702702903003303503804104301301201201203252302302302402502602703003303503801401401301301202732002002102202202402502803003301701601501501401402191801801801901902102202502702001901801701601601601141681501501601601701802002202602402202102002001
5、9019016811412013013014014016017033030027026025024023023023021989HOHO12012013014039036034031030028028027027027027360100100100HOIlO450420400370340330320310300300300325489090100100510480460430400380360350340340330330377348090905705505205004704404204003903803803703704262780806105905605305104804604304204
6、004003903903804802280670650620600570540520490460450440430420420420530保温厚度DN公称直径DH管外径770720690670640610590560540510500480480470470460600500450400350300250200150100805040252015DN公称直径480450430390360330290250220200190180160160150S管中心至墙壁距离3.0.1适用于有法兰不保温管道注:DN600法兰为,其余为。保温管道间距表表3.0.2-1单位:mm适用于岩棉、硅酸铝棉复合管壳S
7、350C管中心至墙壁距离S180180190200200230260280310340370450480管外径DH公称直径DN保温厚度公称直径DN152025405080100150200250350400450500保温厚度6060707070809090100100100110IlOHOHO50053050050052052053055058060064067069073075077022158011045048047048049050050053055058061064067070024024027208011040042645045046047048050052055059061070
8、027026025034259011035037742043044045045048050053062065028028026026048409010030032539039040041042044053055058031030029028028060501001002502733603603703804404605005303403303103102902908980100100200219340340360390410440470390370350340330320310114100110901501683203203303503804004404203903803603603403401
9、681501109027028029030030033035051048045043041040039038038021920080892502502702702803005705405004804604404204204004001207050602302302402502506406005805405104904804604503253001307040482202202402406906706306005705405205004704603773501307025342102202307407206906506305905605105004904904264001306020272002
10、00790770740720680650570550540530520510480450130601522200840820790770740640620590580560560540540530500130保温厚度DN公称直径DH管外径130130130120HOno10010090908080保温厚度500450400350300100805040252015DN公称直径500470450420400360330230220210200200S管中心至墙壁距离适用于岩棉、硅酸铝棉复合管壳450C续单位:mm适用于岩棉、硅酸铝棉复合管壳S350C管中心至墙壁距离S210210公称直径DN20
11、保温厚度9090150500530570570150450480540550140510140350377480490130300325450450130250273420420120200390120150168360360110100114320330HO80893103101002901004048280280902534260270902027260260909003保温厚度DN公称直径DH管外径160500530表3.0.2-1210230230260270310330370400430460490520管外径DH公称直径DN保温厚度2540508010015020025030035
12、04004505009010010012013013014014015015058059060062064067070074076080082026022159055057057060061065067071074077080083026090510530540560570610640670700740760270270260342590510540550590610650680710310290280280484010045047048055058061064031031029029029060501004304404504804905203603403303203103108980HO39
13、041041044045049051041039034034033011410012036038039041043046048045046040039038016815013033035035038039055052048046043043041041041021932033034036061058054051049046045044043043027325014029066063061057053051049048046046046032530014029032073070061057055052052050050049037735015027078076072069067063055054
14、0520520520426400150850820790760730700670630610580560550480450160880840820780760730690660630610600590580500160160150150140140140130120HO100100909090保温厚度400350300250200150100805040252015DN公称直径500470380350320280260230230210210200S管中心至墙壁距离适用于岩棉、硅酸铝棉复合管壳S650C保温管道间距表表单位:mm适用于岩棉、硅酸铝棉复合管壳W200C管中心至墙壁距离S15016
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