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引(yin)進型(xing)600MW機(ji)(ji)組(zu)(zu)及300MW機(ji)(ji)組(zu)(zu)用管件包括(kuo)火電廠鍛(duan)制(zhi)、焊制(zhi)三通(tong)(tong)及熱壓三通(tong)(tong)兩(liang)種尺(chi)寸。 a.引(yin)進型(xing)600MW機(ji)(ji)組(zu)(zu)鍛(duan)制(zhi)、焊制(zhi)三通(tong)(tong)結構型(xing)式(shi)見(jian)圖(tu)13-5，尺(chi)寸見(jian)表13-10；引(yin)進型(xing)300MW機(ji)(ji)組(zu)(zu)鍛(duan)制(zhi)、焊制(zhi)三通(tong)(tong)結構型(xing)式(shi)見(jian)圖(tu)13-5，尺(chi)寸見(jian)表13-11； b....
標準型(xing)(xing)管件包括(kuo)熱(re)壓(ya)彎頭、熱(re)壓(ya)T形三通、異(yi)徑管、封頭4種。 a.熱(re)壓(ya)彎頭結(jie)構型(xing)(xing)式見(jian)圖13-1，尺寸(cun)見(jian)表13-6。 b.熱(re)壓(ya)T型(xing)(xing)三通結(jie)構型(xing)(xing)式見(jian)圖13-2，尺寸(cun)見(jian)表13-7。 c.異(yi)徑管結(jie)構型(xing)(xing)式見(jian)圖13-3，尺寸(cun)見(jian)表13-8。 d....
1.電站鋼制對焊管(guan)件(jian)標準型(xing)(xing)接(jie)(jie)管(guan)尺(chi)寸(cun)(cun) 標準型(xing)(xing)接(jie)(jie)管(guan)尺(chi)寸(cun)(cun)共有兩個(ge)系列(lie)：外徑(jing)(jing)控(kong)制管(guan)系列(lie)和內(nei)徑(jing)(jing)控(kong)制管(guan)系列(lie)。外徑(jing)(jing)控(kong)制管(guan)系列(lie)尺(chi)寸(cun)(cun)見(jian)表(biao)13-2，內(nei)徑(jing)(jing)控(kong)制管(guan)系列(lie)尺(chi)寸(cun)(cun)見(jian)表(biao)13-3。2.引進型(xing)(xing)300MW和600MW機組常用(yong)推薦接(jie)(jie)管(guan)尺(chi)寸(cun)(cun)（含(han)尺(chi)寸(cun)(cun)公差） 引進型(xing)(xing)30...
電(dian)(dian)站鋼(gang)(gang)制(zhi)(zhi)(zhi)對(dui)(dui)(dui)焊(han)管(guan)件(jian)包括(kuo)無(wu)縫對(dui)(dui)(dui)焊(han)及有縫對(dui)(dui)(dui)焊(han)兩種，主(zhu)要用于火力發電(dian)(dian)廠內(nei)(nei)(nei)所用的由(you)碳鋼(gang)(gang)、合金鋼(gang)(gang)以及奧氏體不銹(xiu)鋼(gang)(gang)制(zhi)(zhi)(zhi)作的對(dui)(dui)(dui)焊(han)管(guan)件(jian)及核電(dian)(dian)站內(nei)(nei)(nei)非(fei)核級鋼(gang)(gang)制(zhi)(zhi)(zhi)對(dui)(dui)(dui)焊(han)管(guan)件(jian)。核電(dian)(dian)站用核級管(guan)件(jian)和(he)帶內(nei)(nei)(nei)襯材料的鋼(gang)(gang)制(zhi)(zhi)(zhi)管(guan)件(jian)不屬于本章所描述的范圍。1.分類 電(dian)(dian)站不銹(xiu)鋼(gang)(gang)管(guan)件(jian)主(zhu)要包括(kuo)彎頭、三(san)通、異(yi)...
一、不銹(xiu)鋼卡壓式管(guan)件1.標(biao)記 a.標(biao)記方(fang)法 產(chan)品標(biao)記由產(chan)品代號(hao)(hao)、規(gui)格（公(gong)稱(cheng)通(tong)(tong)徑(jing)或(huo)公(gong)稱(cheng)通(tong)(tong)徑(jing)×管(guan)螺(luo)紋尺寸）、系列代號(hao)(hao)（Ⅰ系列或(huo)Ⅱ系列）、材料代號(hao)(hao)和(he)標(biao)準編號(hao)(hao)組成(cheng)。 b.標(biao)記示例(li) 公(gong)稱(cheng)通(tong)(tong)徑(jing)為(wei)DN20，不銹(xiu)鋼...
卡壓(ya)式不(bu)銹鋼管件安裝使用的(de)(de)橡膠O形密(mi)封圈需(xu)要檢測的(de)(de)項目主要有以下幾點： 1.壓(ya)縮(suo)永(yong)久變形試(shi)(shi)驗(yan)按GB/T7759《硫(liu)化橡膠、熱塑性橡膠常溫(wen)(wen)、高溫(wen)(wen)和低溫(wen)(wen)下壓(ya)縮(suo)永(yong)久變形測定》的(de)(de)規定進行。 2.硬度(du)試(shi)(shi)驗(yan)按GB/T531《橡膠袖(xiu)珍硬度(du)計壓(ya)入(ru)硬度(du)試(shi)(shi)驗(yan)方(fang)法》的(de)(de)...
浙(zhe)江至德鋼(gang)業有限公司(si)生產安裝卡壓(ya)(ya)式(shi)連(lian)接薄壁不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)需要檢測的(de)項目主要有以下(xia)幾項：1.水壓(ya)(ya)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)、氣(qi)密試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)和渦(wo)流(liu)探傷(shang)檢驗(yan)(yan) 制造(zao)商應根據不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)輸送的(de)介質和承受的(de)壓(ya)(ya)力等工況選擇水壓(ya)(ya)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)、氣(qi)密試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)或(huo)渦(wo)流(liu)探傷(shang)檢驗(yan)(yan)。 a.不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)進行(xing)水壓(ya)(ya)試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)時(shi)，其試(shi)(shi)(shi)(shi)(shi)驗(yan)(yan)壓(ya)(ya)...
1.水壓(ya)試驗(yan)(yan) 不銹鋼卡壓(ya)式管(guan)件兩端封堵(du)后，注入自來水至2.5MPa試驗(yan)(yan)壓(ya)力，在(zai)試驗(yan)(yan)壓(ya)力下持續15s，結果(guo)應符合12.4.2.1a條的(de)要(yao)求。2.氣(qi)密試驗(yan)(yan) 將(jiang)不銹鋼卡壓(ya)式管(guan)件裝在(zai)氣(qi)密試驗(yan)(yan)臺上，浸沒水中(zhong)，充(chong)入純凈的(de)壓(ya)縮空氣(qi)，用于氣(qi)體介質(zhi)的(de)氣(qi)密試驗(yan)(yan)壓(ya)力為1....
1.不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式(shi)管件(jian)性(xing)能(neng)(neng) a.水壓(ya)(ya)(ya)性(xing)能(neng)(neng) 不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式(shi)管件(jian)應(ying)(ying)(ying)進(jin)行水壓(ya)(ya)(ya)性(xing)能(neng)(neng)試(shi)驗，試(shi)驗壓(ya)(ya)(ya)力為2.5MPa，管件(jian)應(ying)(ying)(ying)無(wu)滲透和永久變形。 b.氣(qi)密性(xing)能(neng)(neng) 不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式(shi)管件(jian)用(yong)于(yu)(yu)氣(qi)體(ti)介質或進(jin)行型式(shi)試(shi)驗時應(ying)(ying)(ying)做氣(qi)密性(xing)能(neng)(neng)試(shi)驗。用(yong)于(yu)(yu)...
1.不(bu)銹鋼(gang)(gang)卡壓式(shi)管件材(cai)料(liao) 不(bu)銹鋼(gang)(gang)卡壓式(shi)管件常用(yong)的材(cai)料(liao)為06Cr19Ni10（304）、0Cr17Ni12Mo2（316）和00Cr17Ni14Mo2（316L），采(cai)用(yong)擠壓成型時，材(cai)料(liao)應符合GB/T19228.2《不(bu)銹鋼(gang)(gang)卡壓式(shi)管件連(lian)接用(yong)薄壁不(bu)銹鋼(gang)(gang)管》的規定。采(cai)用(yong)鋼(gang)(gang)...
1.不(bu)(bu)銹鋼(gang)卡(ka)壓式(shi)管(guan)(guan)件 不(bu)(bu)銹鋼(gang)管(guan)(guan)件承口尺(chi)寸公(gong)差見表12-27。轉換接(jie)(jie)頭內外(wai)螺紋公(gong)差應符合GB／T7306.1-2000《55°密封管(guan)(guan)螺紋第1部分(fen)：圓柱(zhu)內螺紋與(yu)圓錐外(wai)螺紋》的規定。2.不(bu)(bu)銹鋼(gang)卡(ka)壓式(shi)管(guan)(guan)件連接(jie)(jie)用薄壁(bi)不(bu)(bu)銹鋼(gang)管(guan)(guan) 不(bu)(bu)銹鋼(gang)管(guan)(guan)的壁(bi)厚(hou)允許偏差為公(gong)稱壁(bi)厚(hou)...
不(bu)銹(xiu)鋼(gang)(gang)卡(ka)壓(ya)式(shi)管(guan)(guan)件連接(jie)用薄壁不(bu)銹(xiu)鋼(gang)(gang)管(guan)(guan)型式(shi)與尺寸(cun) a.Ⅰ系列(lie)管(guan)(guan)件連接(jie)用薄壁不(bu)銹(xiu)鋼(gang)(gang)管(guan)(guan)尺寸(cun)見(jian)表12-23。 b.Ⅱ系列(lie)管(guan)(guan)件連接(jie)用薄壁不(bu)銹(xiu)鋼(gang)(gang)管(guan)(guan)尺寸(cun)見(jian)表12-24。不(bu)銹(xiu)鋼(gang)(gang)卡(ka)壓(ya)式(shi)管(guan)(guan)件用橡(xiang)膠(jiao)O形(xing)密封(feng)圈 a.Ⅰ系列(lie)管(guan)(guan)件用橡(xiang)膠(jiao)O形(xing)密封(feng)圈型式(shi)見(jian)圖(tu)12-12，尺寸(cun)見(jian)...
