1. 管子  尺(chi)寸系(xi)(xi)列標(biao)準GB17395屬于“大(da)外徑(jing)系(xi)(xi)列”。接(jie)管分為系(xi)(xi)列Ⅰ、系(xi)(xi)列Ⅱ。系(xi)(xi)列Ⅰ為“大(da)外徑(jing)系(xi)(xi)列”,以(yi)期能(neng)與(yu)SH標(biao)準等(deng)匹配(pei);系(xi)(xi)列II為“小(xiao)外徑(jing)系(xi)(xi)列”,以(yi)期能(neng)與(yu)JB標(biao)準等(deng)匹配(pei)。


 2.  法蘭


  a. 歐式法蘭


   法(fa)蘭(lan)(lan)標準(zhun)GB/T 9112-2000包括歐式法(fa)蘭(lan)(lan)和(he)美式法(fa)蘭(lan)(lan),分為系列(lie)Ⅰ、系列(lie)Ⅱ,公稱(cheng)壓力有PN0.25、PN0.6、PN1.0、PN1.6、PN2.5、PN4.0、PN6.3、PN10.0、PN16.0共9個等級。公稱(cheng)通徑DN10~DN2000。法(fa)蘭(lan)(lan)形式有整體、帶頸螺紋(wen)、對焊、帶頸平焊、板(ban)式平焊、平焊環板(ban)式松(song)套、對焊環板(ban)式松(song)套、翻邊環板(ban)式松(song)套和(he)法(fa)蘭(lan)(lan)蓋9種。密封(feng)面(mian)形式有平面(mian)、突面(mian)、凹凸(tu)面(mian)、榫槽面(mian)4種。


  b. 美(mei)洲法蘭


  系列為大外徑系列。公稱壓力有PN2.0、PN5.0、PN11.0、PN15.0、PN26.0、PN42.0共6個等級。公稱通徑;DN10~DN600。法蘭形式有整體、帶頸螺紋、對焊、帶頸平焊、帶頸承插焊、對焊環帶頸松套和法蘭蓋7種。密封面形式有平面、突面、凹凸面、榫槽面、環連接面5種。


   中(zhong)國(guo)國(guo)家標(biao)(biao)準體系常用(yong)(yong)(yong)(yong)的配管(guan)(guan)(guan)(guan)(guan)設計管(guan)(guan)(guan)(guan)(guan)道材(cai)料標(biao)(biao)準有:GB 17241《鑄鐵管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)》、GB 12459《鋼(gang)制(zhi)(zhi)對焊(han)(han)無縫(feng)管(guan)(guan)(guan)(guan)(guan)件》、GB/T 13401《鋼(gang)板制(zhi)(zhi)對焊(han)(han)管(guan)(guan)(guan)(guan)(guan)件》、GB/T 14626《鍛鋼(gang)制(zhi)(zhi)螺(luo)(luo)紋(wen)管(guan)(guan)(guan)(guan)(guan)件》、GB/T14382《管(guan)(guan)(guan)(guan)(guan)道用(yong)(yong)(yong)(yong)三通過(guo)濾器》、GB/T 14383《鍛鋼(gang)制(zhi)(zhi)承插(cha)焊(han)(han)管(guan)(guan)(guan)(guan)(guan)件》、GB/T 9112~9124《鋼(gang)制(zhi)(zhi)管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)》、GB4622.1~3《管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)用(yong)(yong)(yong)(yong)纏繞式(shi)墊片》、GB 9126.1~4《管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)用(yong)(yong)(yong)(yong)石棉(mian)橡膠(jiao)墊片》、GB9128.1~2《管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)用(yong)(yong)(yong)(yong)金(jin)屬環墊片》、GB/T 13404《管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)用(yong)(yong)(yong)(yong)聚四氟乙(yi)烯包(bao)覆墊片》、GB/T 15601《管(guan)(guan)(guan)(guan)(guan)法(fa)(fa)蘭(lan)用(yong)(yong)(yong)(yong)金(jin)屬包(bao)覆墊片》、GB30《六(liu)角螺(luo)(luo)栓(shuan)》、GB52《六(liu)角螺(luo)(luo)母(mu)(mu)》、GB56《六(liu)角厚螺(luo)(luo)母(mu)(mu)》、GB901《等長雙頭螺(luo)(luo)柱B級(ji)》、GB6170《I型六(liu)角螺(luo)(luo)母(mu)(mu)A和(he)(he)B級(ji)》、GB6171《I型六(liu)角螺(luo)(luo)母(mu)(mu)細牙(ya)A和(he)(he)B級(ji)》、GB6175《I型六(liu)角螺(luo)(luo)母(mu)(mu)A和(he)(he)B級(ji)》、GB12234《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)法(fa)(fa)蘭(lan)和(he)(he)對焊(han)(han)連(lian)接(jie)(jie)鋼(gang)制(zhi)(zhi)閘(zha)閥(fa)(fa)》、GB12235《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)法(fa)(fa)蘭(lan)連(lian)接(jie)(jie)鋼(gang)制(zhi)(zhi)截止閥(fa)(fa)和(he)(he)升(sheng)降(jiang)式(shi)止回(hui)閥(fa)(fa)》、GB 12236《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)法(fa)(fa)蘭(lan)連(lian)接(jie)(jie)鋼(gang)制(zhi)(zhi)旋(xuan)啟式(shi)止回(hui)閥(fa)(fa)》、GB 12237《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)法(fa)(fa)蘭(lan)和(he)(he)對焊(han)(han)連(lian)接(jie)(jie)鋼(gang)制(zhi)(zhi)球閥(fa)(fa)》、GB12238《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)法(fa)(fa)蘭(lan)和(he)(he)對夾連(lian)接(jie)(jie)蝶閥(fa)(fa)》、GB 12239《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)隔(ge)膜(mo)閥(fa)(fa)》、GB 12244~12246《減壓閥(fa)(fa)》、GB 12247~12251《蒸汽(qi)疏水閥(fa)(fa)》、GB 12239《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)隔(ge)膜(mo)閥(fa)(fa)》、GB 12244~12246《減壓閥(fa)(fa)》、GB 12247~12251《蒸汽(qi)疏水閥(fa)(fa)》、GB/T 13927《通用(yong)(yong)(yong)(yong)閥(fa)(fa)門(men)(men)壓力試驗(yan)》等。




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