在线亚洲日产一区二区在线

法蘭種類、類型代號或結構型式

管(guan)法(fa)(fa)(fa)(fa)蘭(lan)通常(chang)按材質可(ke)分(fen)(fen)為四大類(lei)：鋼制管(guan)法(fa)(fa)(fa)(fa)蘭(lan)、鑄(zhu)鐵(tie)管(guan)法(fa)(fa)(fa)(fa)蘭(lan)、銅合金(jin)(jin)及(ji)復合法(fa)(fa)(fa)(fa)蘭(lan)及(ji)鋁和鋁合金(jin)(jin)管(guan)法(fa)(fa)(fa)(fa)蘭(lan)等。前三類(lei)法(fa)(fa)(fa)(fa)蘭(lan)目(mu)前在國內已(yi)形(xing)成標準。在各類(lei)法(fa)(fa)(fa)(fa)蘭(lan)中，又可(ke)根據法(fa)(fa)(fa)(fa)蘭(lan)的(de)結(jie)構(gou)型(xing)(xing)式與其密封面型(xing)(xing)式再具體(ti)細分(fen)(fen)。法(fa)(fa)(fa)(fa)蘭(lan)類(lei)型(xing)(xing)或結(jie)構(gou)型(xing)(xing)式主要是按法(fa)(fa)(fa)(fa)蘭(lan)與管(guan)子連接的(de)方式進(jin)行(xing)劃(hua)分(fen)(fen)的(de)，可(ke)分(fen)(fen)為：...

閥門的種類有哪些

閥門(men)在工農業生產中(zhong)有著非常廣泛的(de)應(ying)用，在各(ge)種(zhong)(zhong)場合中(zhong)的(de)使(shi)用有不同(tong)(tong)的(de)要(yao)求。據(ju)統(tong)計，一個中(zhong)等的(de)現(xian)代化石(shi)油化工企業，使(shi)用的(de)閥門(men)種(zhong)(zhong)類繁多，同(tong)(tong)時(shi)隨著科技的(de)發展與進步，性能各(ge)異的(de)新品(pin)種(zhong)(zhong)閥門(men)不斷(duan)出現(xian)。所(suo)以，盡管閥門(men)有多種(zhong)(zhong)分(fen)類方法，也很難把它們嚴格劃(hua)分(fen)清(qing)楚(chu)，下面介紹(shao)幾種(zhong)(zhong)常見的(de)分(fen)類方法。...

管法蘭及墊片公稱壓力

管法(fa)(fa)(fa)蘭及墊片(pian)公(gong)(gong)稱(cheng)壓(ya)力(li)的(de)(de)(de)定義(yi)、標(biao)記(ji)及數值應遵循GB/T1048-2005《管道元件PN（公(gong)(gong)稱(cheng)壓(ya)力(li)）的(de)(de)(de)定義(yi)和選用(yong)》的(de)(de)(de)規定。管法(fa)(fa)(fa)蘭（含(han)鋼制(zhi)管法(fa)(fa)(fa)蘭、鑄鐵(tie)法(fa)(fa)(fa)蘭及銅合(he)金法(fa)(fa)(fa)蘭）及相應墊片(pian)的(de)(de)(de)公(gong)(gong)稱(cheng)壓(ya)力(li)采用(yong)PN標(biao)記(ji)及Class標(biao)記(ji)兩個系(xi)列。公(gong)(gong)稱(cheng)壓(ya)力(li)用(yong)PN標(biao)記(ji)的(de)(de)(de)法(fa)(fa)(fa)...

常用閥門種類名稱術語

閥(fa)(fa)門(men)(men)(men)種類煩多，至德鋼業(ye)來(lai)為(wei)(wei)(wei)大家(jia)介(jie)紹一下，常用(yong)的(de)閥(fa)(fa)門(men)(men)(men)有(you)哪些及(ji)其功能作(zuo)用(yong)與特(te)點(dian)。1.閥(fa)(fa)門(men)(men)(men) 用(yong)以控制管道(dao)內介(jie)質流動的(de)、具有(you)可(ke)動機(ji)構的(de)機(ji)械產品的(de)總稱。2.閘(zha)閥(fa)(fa) 啟(qi)閉件為(wei)(wei)(wei)閘(zha)板，由(you)閥(fa)(fa)桿帶動，沿閥(fa)(fa)座(zuo)密封面作(zuo)升降(jiang)運動的(de)閥(fa)(fa)門(men)(men)(men)。3.截止閥(fa)(fa) 啟(qi)閉件為(wei)(wei)(wei)閥(fa)(fa)瓣，由(you)閥(fa)(fa)...

法蘭、墊片、密封件標準術語

不銹(xiu)鋼(gang)壓力(li)(li)管(guan)道用法蘭(lan)(lan)密(mi)(mi)封(feng)接頭(tou)是(shi)(shi)由不銹(xiu)鋼(gang)法蘭(lan)(lan)、密(mi)(mi)封(feng)墊片及(ji)(ji)緊(jin)固螺(luo)栓三個元(yuan)件(jian)組(zu)成(cheng)的(de)(de)一(yi)個密(mi)(mi)封(feng)組(zu)件(jian)，起著(zhu)連接管(guan)子(zi)、泵、閥(fa)門、壓力(li)(li)容器及(ji)(ji)各(ge)種承壓設備的(de)(de)重要作用，它(ta)是(shi)(shi)機(ji)械(xie)、石油(you)、化工(gong)、石化、水利、電力(li)(li)、輕工(gong)、紡織、船舶(bo)、制藥及(ji)(ji)核工(gong)業等部門管(guan)道系統和(he)裝置中應(ying)用最廣泛的(de)(de)一(yi)種管(guan)道連接件(jian)...

常用管件標準術語

1.管(guan)(guan)(guan)(guan)(guan)(guan)件管(guan)(guan)(guan)(guan)(guan)(guan)道系統中(zhong)用(yong)于直(zhi)接(jie)連接(jie)、轉(zhuan)彎(wan)、分支、變徑(jing)(jing)以及(ji)用(yong)作端部(bu)等(deng)的零部(bu)件。包(bao)括(kuo)彎(wan)頭(tou)、彎(wan)管(guan)(guan)(guan)(guan)(guan)(guan)、三通、四通、異徑(jing)(jing)管(guan)(guan)(guan)(guan)(guan)(guan)、管(guan)(guan)(guan)(guan)(guan)(guan)箍、內外螺(luo)(luo)紋(wen)接(jie)頭(tou)、活接(jie)頭(tou)、快速軟管(guan)(guan)(guan)(guan)(guan)(guan)接(jie)頭(tou)、螺(luo)(luo)紋(wen)短(duan)節、支管(guan)(guan)(guan)(guan)(guan)(guan)座（臺(tai)）、絲堵（管(guan)(guan)(guan)(guan)(guan)(guan)堵）、管(guan)(guan)(guan)(guan)(guan)(guan)帽、盲板(ban)等(deng)，不包(bao)括(kuo)閥門、法(fa)蘭、緊(jin)固(gu)件、墊片。 2....

管法蘭及墊片公稱通徑與鋼管外徑

在管(guan)道(dao)系統(tong)中(zhong)，管(guan)道(dao)元件（含(han)法(fa)蘭(lan)及(ji)(ji)墊(dian)片(pian)(pian)）公(gong)(gong)稱(cheng)(cheng)通徑(jing)或(huo)公(gong)(gong)稱(cheng)(cheng)尺寸是管(guan)路(lu)的一個重要參數。管(guan)法(fa)蘭(lan)及(ji)(ji)墊(dian)片(pian)(pian)公(gong)(gong)稱(cheng)(cheng)通徑(jing)的定(ding)義(yi)(yi)、標記及(ji)(ji)數值(zhi)應遵循GB/T1047-2005《管(guan)道(dao)元件DN（公(gong)(gong)稱(cheng)(cheng)尺寸）的定(ding)義(yi)(yi)及(ji)(ji)選用(yong)》的規定(ding)。法(fa)蘭(lan)及(ji)(ji)墊(dian)片(pian)(pian)公(gong)(gong)稱(cheng)(cheng)通徑(jing)或(huo)公(gong)(gong)稱(cheng)(cheng)尺寸的標記用(yong)DN及(ji)(ji)NPS兩個系列的標記表示：公(gong)(gong)...

不銹鋼法蘭密封面種類型式代號及加工要求

不銹鋼法(fa)蘭(lan)密(mi)封面(mian)(mian)(mian)(mian)主(zhu)(zhu)要有平(ping)(ping)面(mian)(mian)(mian)(mian)、凸面(mian)(mian)(mian)(mian)、凹凸面(mian)(mian)(mian)(mian)、榫槽面(mian)(mian)(mian)(mian)、O形圈面(mian)(mian)(mian)(mian)及(ji)環連接面(mian)(mian)(mian)(mian)六種(zhong)型(xing)式，見表(biao)3-5中(zhong)的(de)簡圖。平(ping)(ping)面(mian)(mian)(mian)(mian)密(mi)封面(mian)(mian)(mian)(mian)主(zhu)(zhu)要用(yong)于寬面(mian)(mian)(mian)(mian)法(fa)蘭(lan)及(ji)低(di)壓(ya)管道(dao)系統中(zhong)，與相配密(mi)封墊(dian)片接觸面(mian)(mian)(mian)(mian)分布(bu)于法(fa)蘭(lan)螺(luo)栓(shuan)中(zhong)心圓的(de)內、外(wai)兩側，對(dui)應的(de)墊(dian)片材(cai)質(zhi)多為石棉(mian)橡(xiang)膠等非金屬軟質(zhi)材(cai)料，墊(dian)片預緊(jin)比壓(ya)較低(di)。凸面(mian)(mian)(mian)(mian)密(mi)封面(mian)(mian)(mian)(mian)主(zhu)(zhu)要用(yong)于窄面(mian)(mian)(mian)(mian)...

管件的種類有哪些

管(guan)(guan)件(jian)(jian)(jian)主(zhu)要分為：鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)、鋼(gang)制(zhi)管(guan)(guan)件(jian)(jian)(jian)、有色金屬管(guan)(guan)件(jian)(jian)(jian)、塑料管(guan)(guan)件(jian)(jian)(jian)一、鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian) 鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)有：柔性接(jie)口鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)、球墨鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)、灰鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)、可(ke)鍛鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)、梯(ti)唇型橡膠圈接(jie)口鑄鐵(tie)管(guan)(guan)件(jian)(jian)(jian)。二、鋼(gang)制(zhi)管(guan)(guan)件(jian)(jian)(jian) 鋼(gang)制(zhi)管(guan)(guan)件(jian)(jian)(jian)有：食品(pin)工業用不銹鋼(gang)螺(luo)紋(wen)接(jie)頭(tou)、船用鋼(gang)管(guan)(guan)對(dui)焊接(jie)頭(tou)...

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