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無縫鋼管（普通鋼管、精密鋼管、不銹鋼管）理論質量與外徑尺寸系列

鋼(gang)管(guan)通(tong)常分無(wu)(wu)縫(feng)(feng)鋼(gang)管(guan)及有縫(feng)(feng)鋼(gang)管(guan)兩種(zhong)，是直接與管(guan)件(jian)相連接的主(zhu)要配套件(jian)，尤其是無(wu)(wu)縫(feng)(feng)鋼(gang)管(guan)，它除了與管(guan)件(jian)直接連接外，還可單獨制(zhi)作很多管(guan)件(jian)制(zhi)品。無(wu)(wu)縫(feng)(feng)三通(tong)就是以無(wu)(wu)縫(feng)(feng)鋼(gang)管(guan)為坯料(liao)，根據碳素鋼(gang)、合金鋼(gang)、不銹(xiu)鋼(gang)等金屬材料(liao)的機械性能(neng)（抗(kang)拉強度、屈服極限、延伸率）及工(gong)藝性能(neng)（壓扁、擴口、縮(suo)口...

電站鋼制對焊管件術語與定義

1.三通(tong)肩部和腹(fu)部三通(tong)的(de)縱剖面中，靠近支(zhi)管孔(kong)邊的(de)區域(yu)稱(cheng)(cheng)為(wei)三通(tong)的(de)肩部，正對支(zhi)管開孔(kong)的(de)三通(tong)側(ce)面部位稱(cheng)(cheng)為(wei)三通(tong)腹(fu)部，見(jian)圖2-3。2.最(zui)小壁厚(hou)(hou)考(kao)慮承壓強度和腐蝕(shi)余量等的(de)計算厚(hou)(hou)度。3.公(gong)(gong)稱(cheng)(cheng)壁厚(hou)(hou)按照管子標(biao)準規格取(qu)用的(de)壁厚(hou)(hou)，又(you)稱(cheng)(cheng)名義壁厚(hou)(hou)。4.有效壁厚(hou)(hou)公(gong)(gong)稱(cheng)(cheng)壁厚(hou)(hou)與負偏(pian)差附加值的(de)差值。5.外...

球墨鑄鐵管、管件和附件術語與定義

1.球(qiu)墨鑄鐵用(yong)于制造管(guan)(guan)(guan)(guan)子(zi)、管(guan)(guan)(guan)(guan)件(jian)(jian)(jian)和附(fu)件(jian)(jian)(jian)的鑄鐵，其析出(chu)的石(shi)墨經預處理后(hou)成(cheng)(cheng)明顯球(qiu)狀的鑄鐵。2.管(guan)(guan)(guan)(guan)端(duan)部有承(cheng)(cheng)(cheng)(cheng)、插口(kou)或法蘭，內孔均勻、軸線成(cheng)(cheng)直(zhi)線的鑄件(jian)(jian)(jian)。不(bu)包括作為管(guan)(guan)(guan)(guan)件(jian)(jian)(jian)的盤承(cheng)(cheng)(cheng)(cheng)套管(guan)(guan)(guan)(guan)、盤插管(guan)(guan)(guan)(guan)和承(cheng)(cheng)(cheng)(cheng)套。3.管(guan)(guan)(guan)(guan)件(jian)(jian)(jian)可使(shi)管(guan)(guan)(guan)(guan)線偏(pian)轉、改變方向(xiang)或口(kou)徑不(bu)同(tong)于直(zhi)管(guan)(guan)(guan)(guan)的鑄件(jian)(jian)(jian)。盤承(cheng)(cheng)(cheng)(cheng)套管(guan)(guan)(guan)(guan)、盤插管(guan)(guan)(guan)(guan)和承(cheng)(cheng)(cheng)(cheng)套也屬于管(guan)(guan)(guan)(guan)件(jian)(jian)(jian)。4....

可鍛鑄鐵管件術語與定義

1.配合(he)(he)螺(luo)紋(wen)(wen) 符合(he)(he)GB／T7306.1-2000《55°密封管螺(luo)紋(wen)(wen)第1部分(fen)：圓(yuan)柱內螺(luo)紋(wen)(wen)與(yu)圓(yuan)錐(zhui)外螺(luo)紋(wen)(wen)》及GB／T7306.2-2000《55°密封管螺(luo)紋(wen)(wen)第2部分(fen)：圓(yuan)錐(zhui)內螺(luo)紋(wen)(wen)與(yu)圓(yuan)錐(zhui)外螺(luo)紋(wen)(wen)》的螺(luo)紋(wen)(wen)。2.緊固(gu)螺(luo)紋(wen)(wen) 符合(he)(he)GB／T7306.1及GB／T...

不銹鋼管件DN和PN的定義和選用

不(bu)銹鋼(gang)管(guan)(guan)件(jian)(jian)是管(guan)(guan)道(dao)(dao)(dao)系統(tong)中(zhong)(zhong)的(de)(de)一個主(zhu)要(yao)組(zu)成部分和重要(yao)連接(jie)件(jian)(jian)，在管(guan)(guan)道(dao)(dao)(dao)系統(tong)中(zhong)(zhong)起著(zhu)改變管(guan)(guan)道(dao)(dao)(dao)走向、改變管(guan)(guan)徑以及從主(zhu)管(guan)(guan)中(zhong)(zhong)引出支(zhi)管(guan)(guan)和封閉(bi)管(guan)(guan)道(dao)(dao)(dao)等作(zuo)用。它(ta)廣泛應用于機械、建筑、石油、化(hua)工(gong)、石油化(hua)工(gong)、水利、電力(li)、輕(qing)工(gong)、制藥及核工(gong)業(ye)等行業(ye)的(de)(de)管(guan)(guan)道(dao)(dao)(dao)系統(tong)中(zhong)(zhong)。管(guan)(guan)件(jian)(jian)的(de)(de)種類很(hen)多，按材料可分...

平焊環板式松套法蘭型式尺寸與標記方法示例

一、平焊(han)環板(ban)式(shi)松(song)套(tao)(tao)(tao)法(fa)蘭(lan)(lan)(lan)型(xing)式(shi)與(yu)尺(chi)寸(cun)用PN標記的(de)平焊(han)環板(ban)式(shi)松(song)套(tao)(tao)(tao)鋼制(zhi)(zhi)管法(fa)蘭(lan)(lan)(lan)的(de)密封面(mian)(mian)型(xing)式(shi)及適(shi)用的(de)公(gong)稱壓力和(he)公(gong)稱尺(chi)寸(cun)范圍見(jian)表(biao)6-124;用PN標記的(de)平焊(han)環板(ban)式(shi)松(song)套(tao)(tao)(tao)鋼制(zhi)(zhi)管法(fa)蘭(lan)(lan)(lan)的(de)型(xing)式(shi)如(ru)圖(tu)6-56~圖(tu)6-59所示，法(fa)蘭(lan)(lan)(lan)密封面(mian)(mian)尺(chi)寸(cun)見(jian)表(biao)6-125,法(fa)蘭(lan)(lan)(lan)的(de)結(jie)構尺(chi)寸(cun)見(jian)表(biao)6-126~表(biao)6-131。二、平焊(han)...

翻邊環板式松套法蘭型式尺寸與標記方法

一(yi)、翻(fan)(fan)邊(bian)環板(ban)(ban)式松(song)套(tao)法蘭(lan)(lan)型(xing)式與尺寸翻(fan)(fan)邊(bian)環板(ban)(ban)式松(song)套(tao)法蘭(lan)(lan)包(bao)括用(yong)(yong)PN標記的(de)管端(duan)翻(fan)(fan)邊(bian)板(ban)(ban)式松(song)套(tao)鋼(gang)制管法蘭(lan)(lan)（A型(xing)）和翻(fan)(fan)邊(bian)短節板(ban)(ban)式松(song)套(tao)鋼(gang)制管法蘭(lan)(lan)（B型(xing)）兩類，其密封面型(xing)式及適用(yong)(yong)的(de)公稱壓力和公稱尺寸范(fan)圍(wei)見表6-132;用(yong)(yong)PN標記的(de)翻(fan)(fan)邊(bian)環板(ban)(ban)式松(song)套(tao)鋼(gang)制管法蘭(lan)(lan)的(de)型(xing)式如圖(tu)6-60~圖(tu)6-61...

對焊環板式松套法蘭型式尺寸與標記方法示例

一、對焊(han)環(huan)板式(shi)松(song)(song)套法(fa)(fa)蘭型(xing)式(shi)與(yu)尺(chi)(chi)寸用PN標記的對焊(han)環(huan)板式(shi)松(song)(song)套鋼(gang)制管法(fa)(fa)蘭分為A型(xing)和(he)B型(xing)兩種結構(gou)型(xing)式(shi)，其密封面型(xing)式(shi)及適用的公(gong)稱壓力和(he)公(gong)稱尺(chi)(chi)寸范圍見表(biao)6-112。1.用PN標記的A型(xing)對焊(han)環(huan)板式(shi)松(song)(song)套鋼(gang)制管法(fa)(fa)蘭的型(xing)式(shi)如(ru)圖6-51~圖6-54所示；法(fa)(fa)蘭密封面尺(chi)(chi)寸見表(biao)6-113;法(fa)(fa)...

法蘭蓋型式尺寸與標記方法示例

一、法(fa)(fa)蘭(lan)蓋(gai)型式與尺(chi)(chi)寸(cun)1.用(yong)PN標(biao)記的(de)(de)鋼(gang)制管(guan)法(fa)(fa)蘭(lan)蓋(gai) 用(yong)PN標(biao)記的(de)(de)鋼(gang)制管(guan)法(fa)(fa)蘭(lan)蓋(gai)的(de)(de)密封面(mian)型式及適用(yong)的(de)(de)公(gong)稱(cheng)壓力和公(gong)稱(cheng)尺(chi)(chi)寸(cun)范圍見表(biao)6-136;用(yong)PN標(biao)記的(de)(de)鋼(gang)制管(guan)法(fa)(fa)蘭(lan)蓋(gai)的(de)(de)型式如圖6-62~圖6-67所示(shi)，密封面(mian)尺(chi)(chi)寸(cun)見表(biao)6-137~表(biao)6-138,法(fa)(fa)蘭(lan)結構尺(chi)(chi)寸(cun)見表(biao)6-139~表(biao)6-...

PN標記的法蘭尺寸公差表

香蕉視頻(pin)app在線觀看:用PN標(biao)記的法(fa)蘭尺寸公差見表(biao)6-157...

法蘭材料牌號及用料標準要求

1.用(yong)PN標記的(de)鋼制管(guan)法蘭(lan)用(yong)材料(liao)見(jian)表6-159;用(yong)Class標記的(de)鋼制管(guan)法蘭(lan)用(yong)材料(liao)見(jian)表6-160。法蘭(lan)材料(liao)的(de)化學成分、力學性能、使用(yong)溫(wen)度和(he)其(qi)他技(ji)術(shu)要求應符合表6-159和(he)表6-160中(zhong)有(you)關標準的(de)規定。2.管(guan)法蘭(lan)用(yong)鍛(duan)件（包括鍛(duan)軋(ya)件）的(de)級別(bie)及其(qi)技(ji)術(shu)要求參照(zhao)JB/T4726...

Class 標記的法蘭尺寸公差表

香蕉視頻(pin)app在(zai)線(xian)觀看:用(yong)Class標記的法蘭尺寸公差見表 6-158...

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