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火電廠引進型600MW 機組及300MW 機組用（鍛制、焊制、熱壓）管件結構型式與尺寸

引(yin)進(jin)型(xing)(xing)600MW機組及300MW機組用管件包括火電廠鍛(duan)(duan)制、焊(han)制三(san)通(tong)(tong)(tong)(tong)及熱(re)壓(ya)三(san)通(tong)(tong)(tong)(tong)兩種尺(chi)寸(cun)。 a.引(yin)進(jin)型(xing)(xing)600MW機組鍛(duan)(duan)制、焊(han)制三(san)通(tong)(tong)(tong)(tong)結構(gou)型(xing)(xing)式見(jian)圖13-5，尺(chi)寸(cun)見(jian)表13-10；引(yin)進(jin)型(xing)(xing)300MW機組鍛(duan)(duan)制、焊(han)制三(san)通(tong)(tong)(tong)(tong)結構(gou)型(xing)(xing)式見(jian)圖13-5，尺(chi)寸(cun)見(jian)表13-11； b....

電站鋼制對焊管件結構型式與尺寸標準

標準(zhun)型管件包括熱壓(ya)彎(wan)頭(tou)、熱壓(ya)T形三通(tong)、異徑管、封頭(tou)4種。 a.熱壓(ya)彎(wan)頭(tou)結構(gou)型式見(jian)(jian)(jian)(jian)圖(tu)13-1，尺(chi)(chi)寸(cun)見(jian)(jian)(jian)(jian)表(biao)(biao)13-6。 b.熱壓(ya)T型三通(tong)結構(gou)型式見(jian)(jian)(jian)(jian)圖(tu)13-2，尺(chi)(chi)寸(cun)見(jian)(jian)(jian)(jian)表(biao)(biao)13-7。 c.異徑管結構(gou)型式見(jian)(jian)(jian)(jian)圖(tu)13-3，尺(chi)(chi)寸(cun)見(jian)(jian)(jian)(jian)表(biao)(biao)13-8。 d....

電站鋼制對焊管件接管尺寸對照表

1.電(dian)站鋼制(zhi)對(dui)焊管(guan)件標準型接管(guan)尺(chi)(chi)寸(cun) 標準型接管(guan)尺(chi)(chi)寸(cun)共有兩個系(xi)列：外徑(jing)控(kong)(kong)制(zhi)管(guan)系(xi)列和(he)內徑(jing)控(kong)(kong)制(zhi)管(guan)系(xi)列。外徑(jing)控(kong)(kong)制(zhi)管(guan)系(xi)列尺(chi)(chi)寸(cun)見表13-2，內徑(jing)控(kong)(kong)制(zhi)管(guan)系(xi)列尺(chi)(chi)寸(cun)見表13-3。2.引進(jin)型300MW和(he)600MW機組(zu)常用推薦接管(guan)尺(chi)(chi)寸(cun)（含尺(chi)(chi)寸(cun)公差）引進(jin)型30...

電站鋼制對焊管件分類與代號

電站鋼(gang)制(zhi)對(dui)(dui)焊(han)管(guan)(guan)件(jian)(jian)(jian)包(bao)括無(wu)縫(feng)對(dui)(dui)焊(han)及有縫(feng)對(dui)(dui)焊(han)兩種，主(zhu)要用(yong)于(yu)火(huo)力(li)發電廠內所用(yong)的(de)(de)由(you)碳鋼(gang)、合金鋼(gang)以(yi)及奧氏(shi)體不(bu)(bu)銹鋼(gang)制(zhi)作的(de)(de)對(dui)(dui)焊(han)管(guan)(guan)件(jian)(jian)(jian)及核(he)(he)電站內非(fei)核(he)(he)級鋼(gang)制(zhi)對(dui)(dui)焊(han)管(guan)(guan)件(jian)(jian)(jian)。核(he)(he)電站用(yong)核(he)(he)級管(guan)(guan)件(jian)(jian)(jian)和帶內襯材料的(de)(de)鋼(gang)制(zhi)管(guan)(guan)件(jian)(jian)(jian)不(bu)(bu)屬于(yu)本(ben)章所描述(shu)的(de)(de)范圍(wei)。1.分類(lei) 電站不(bu)(bu)銹鋼(gang)管(guan)(guan)件(jian)(jian)(jian)主(zhu)要包(bao)括彎頭、三通、異...

不銹鋼卡壓式管件標記和標志方法及示例

一、不銹鋼(gang)卡(ka)壓(ya)式管件1.標(biao)記(ji) a.標(biao)記(ji)方法產品標(biao)記(ji)由產品代(dai)(dai)(dai)號(hao)、規格（公(gong)稱(cheng)通徑(jing)或公(gong)稱(cheng)通徑(jing)×管螺紋尺寸）、系列(lie)代(dai)(dai)(dai)號(hao)（Ⅰ系列(lie)或Ⅱ系列(lie)）、材料代(dai)(dai)(dai)號(hao)和(he)標(biao)準(zhun)編號(hao)組成。 b.標(biao)記(ji)示例公(gong)稱(cheng)通徑(jing)為DN20，不銹鋼(gang)...

卡壓式不銹鋼管件安裝使用的橡膠O形密封圈檢測項目及標準

卡壓式不銹鋼管件安裝使用的(de)橡(xiang)膠(jiao)O形(xing)密封圈需要檢測的(de)項目主要有以下(xia)幾(ji)點： 1.壓縮(suo)永久變(bian)形(xing)試驗按GB/T7759《硫化橡(xiang)膠(jiao)、熱塑性橡(xiang)膠(jiao)常溫、高(gao)溫和低(di)溫下(xia)壓縮(suo)永久變(bian)形(xing)測定》的(de)規(gui)定進行。 2.硬(ying)度試驗按GB/T531《橡(xiang)膠(jiao)袖珍硬(ying)度計壓入硬(ying)度試驗方法(fa)》的(de)...

安裝卡壓式連接薄壁不銹鋼管前需要檢測項目有哪些

浙江至德(de)鋼業有限公司生產安裝(zhuang)卡壓(ya)式連接薄壁不(bu)銹(xiu)鋼管需要檢測的(de)(de)項(xiang)目主要有以下幾(ji)項(xiang)：1.水(shui)壓(ya)試(shi)驗(yan)(yan)、氣密試(shi)驗(yan)(yan)和渦流探傷檢驗(yan)(yan) 制造(zao)商應(ying)根據不(bu)銹(xiu)鋼管輸(shu)送的(de)(de)介質和承(cheng)受(shou)的(de)(de)壓(ya)力等工況選擇水(shui)壓(ya)試(shi)驗(yan)(yan)、氣密試(shi)驗(yan)(yan)或(huo)渦流探傷檢驗(yan)(yan)。 a.不(bu)銹(xiu)鋼管進行水(shui)壓(ya)試(shi)驗(yan)(yan)時，其(qi)試(shi)驗(yan)(yan)壓(ya)...

不銹鋼卡壓式管件安裝前需要檢測試驗項目有哪些

1.水(shui)(shui)壓試(shi)驗(yan) 不(bu)(bu)銹鋼卡壓式管(guan)(guan)件兩端封堵后，注入自來水(shui)(shui)至(zhi)2.5MPa試(shi)驗(yan)壓力，在試(shi)驗(yan)壓力下持續15s，結果應符合12.4.2.1a條(tiao)的(de)要求。2.氣(qi)密(mi)(mi)試(shi)驗(yan) 將不(bu)(bu)銹鋼卡壓式管(guan)(guan)件裝在氣(qi)密(mi)(mi)試(shi)驗(yan)臺上，浸沒水(shui)(shui)中(zhong)，充入純凈(jing)的(de)壓縮空氣(qi)，用(yong)于氣(qi)體(ti)介質(zhi)的(de)氣(qi)密(mi)(mi)試(shi)驗(yan)壓力為1....

不銹鋼卡壓式管件技術要求有哪些

1.不銹(xiu)鋼(gang)卡(ka)壓(ya)式管(guan)件性(xing)能(neng)(neng) a.水壓(ya)性(xing)能(neng)(neng) 不銹(xiu)鋼(gang)卡(ka)壓(ya)式管(guan)件應進行水壓(ya)性(xing)能(neng)(neng)試驗，試驗壓(ya)力為2.5MPa，管(guan)件應無滲透和(he)永久變形。 b.氣(qi)(qi)(qi)密性(xing)能(neng)(neng) 不銹(xiu)鋼(gang)卡(ka)壓(ya)式管(guan)件用(yong)于氣(qi)(qi)(qi)體介質或(huo)進行型(xing)式試驗時(shi)應做氣(qi)(qi)(qi)密性(xing)能(neng)(neng)試驗。用(yong)于...

不銹鋼卡壓式管件材料牌號有哪些

1.不銹(xiu)鋼(gang)卡壓式管(guan)件(jian)(jian)材(cai)料(liao) 不銹(xiu)鋼(gang)卡壓式管(guan)件(jian)(jian)常用(yong)(yong)的材(cai)料(liao)為06Cr19Ni10（304）、0Cr17Ni12Mo2（316）和00Cr17Ni14Mo2（316L），采用(yong)(yong)擠壓成(cheng)型時(shi)，材(cai)料(liao)應符合GB/T19228.2《不銹(xiu)鋼(gang)卡壓式管(guan)件(jian)(jian)連接用(yong)(yong)薄(bo)壁不銹(xiu)鋼(gang)管(guan)》的規定。采用(yong)(yong)鋼(gang)...

不銹鋼卡壓式管件尺寸公差規定對照表

1.不(bu)(bu)銹(xiu)鋼卡(ka)壓(ya)(ya)式管件不(bu)(bu)銹(xiu)鋼管件承口尺寸公差(cha)(cha)見表12-27。轉換接(jie)頭內外螺(luo)紋(wen)(wen)(wen)公差(cha)(cha)應符(fu)合GB／T7306.1-2000《55°密封管螺(luo)紋(wen)(wen)(wen)第(di)1部分：圓柱(zhu)內螺(luo)紋(wen)(wen)(wen)與圓錐外螺(luo)紋(wen)(wen)(wen)》的規定(ding)。2.不(bu)(bu)銹(xiu)鋼卡(ka)壓(ya)(ya)式管件連接(jie)用薄壁(bi)不(bu)(bu)銹(xiu)鋼管不(bu)(bu)銹(xiu)鋼管的壁(bi)厚允許偏差(cha)(cha)為公稱壁(bi)厚...

不銹鋼卡壓式管件連接用薄壁不銹鋼管型式與尺寸

不(bu)(bu)銹(xiu)鋼(gang)卡(ka)(ka)壓式(shi)管(guan)(guan)(guan)件連(lian)接(jie)用(yong)薄壁不(bu)(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)型(xing)式(shi)與尺(chi)(chi)寸 a.Ⅰ系(xi)列管(guan)(guan)(guan)件連(lian)接(jie)用(yong)薄壁不(bu)(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)尺(chi)(chi)寸見(jian)表12-23。 b.Ⅱ系(xi)列管(guan)(guan)(guan)件連(lian)接(jie)用(yong)薄壁不(bu)(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)尺(chi)(chi)寸見(jian)表12-24。不(bu)(bu)銹(xiu)鋼(gang)卡(ka)(ka)壓式(shi)管(guan)(guan)(guan)件用(yong)橡(xiang)(xiang)膠O形密封圈(quan) a.Ⅰ系(xi)列管(guan)(guan)(guan)件用(yong)橡(xiang)(xiang)膠O形密封圈(quan)型(xing)式(shi)見(jian)圖12-12，尺(chi)(chi)寸見(jian)...

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