在线亚洲日产一区二区-高清在线

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)(gang)(gang)管(guan)通(tong)常(chang)分無縫鋼(gang)(gang)(gang)管(guan)及(ji)有縫鋼(gang)(gang)(gang)管(guan)兩種，是(shi)直(zhi)接(jie)與(yu)管(guan)件相連(lian)接(jie)的(de)主要(yao)配套件，尤(you)其(qi)是(shi)無縫鋼(gang)(gang)(gang)管(guan)，它除了與(yu)管(guan)件直(zhi)接(jie)連(lian)接(jie)外，還(huan)可單獨(du)制作很多(duo)管(guan)件制品(pin)。無縫三通(tong)就是(shi)以無縫鋼(gang)(gang)(gang)管(guan)為坯(pi)料，根據碳素鋼(gang)(gang)(gang)、合金(jin)鋼(gang)(gang)(gang)、不(bu)銹鋼(gang)(gang)(gang)等金(jin)屬材料的(de)機械性能（抗拉強度、屈服極限(xian)、延伸率）及(ji)工藝(yi)性能（壓扁、擴口、縮口...

電站鋼制對焊管件術語與定義

1.三通(tong)肩部(bu)和腹部(bu)三通(tong)的縱剖面(mian)中，靠(kao)近(jin)支管孔(kong)邊的區域稱(cheng)為三通(tong)的肩部(bu)，正對(dui)支管開孔(kong)的三通(tong)側面(mian)部(bu)位稱(cheng)為三通(tong)腹部(bu)，見圖2-3。2.最小壁(bi)(bi)厚(hou)(hou)考(kao)慮承壓(ya)強度和腐(fu)蝕余量等的計算厚(hou)(hou)度。3.公(gong)稱(cheng)壁(bi)(bi)厚(hou)(hou)按(an)照(zhao)管子標準規格取用(yong)的壁(bi)(bi)厚(hou)(hou)，又稱(cheng)名義壁(bi)(bi)厚(hou)(hou)。4.有(you)效壁(bi)(bi)厚(hou)(hou)公(gong)稱(cheng)壁(bi)(bi)厚(hou)(hou)與負(fu)偏(pian)差附加值的差值。5.外...

球墨鑄鐵管、管件和附件術語與定義

1.球(qiu)墨鑄(zhu)(zhu)鐵用于制造管(guan)(guan)(guan)(guan)子、管(guan)(guan)(guan)(guan)件(jian)(jian)和(he)附件(jian)(jian)的鑄(zhu)(zhu)鐵，其析出的石墨經預(yu)處理后成(cheng)明顯球(qiu)狀(zhuang)的鑄(zhu)(zhu)鐵。2.管(guan)(guan)(guan)(guan)端部有承(cheng)(cheng)(cheng)、插(cha)(cha)口或法(fa)蘭，內孔均勻(yun)、軸線成(cheng)直線的鑄(zhu)(zhu)件(jian)(jian)。不包括作為管(guan)(guan)(guan)(guan)件(jian)(jian)的盤(pan)承(cheng)(cheng)(cheng)套(tao)(tao)管(guan)(guan)(guan)(guan)、盤(pan)插(cha)(cha)管(guan)(guan)(guan)(guan)和(he)承(cheng)(cheng)(cheng)套(tao)(tao)。3.管(guan)(guan)(guan)(guan)件(jian)(jian)可(ke)使管(guan)(guan)(guan)(guan)線偏轉(zhuan)、改變方向或口徑不同于直管(guan)(guan)(guan)(guan)的鑄(zhu)(zhu)件(jian)(jian)。盤(pan)承(cheng)(cheng)(cheng)套(tao)(tao)管(guan)(guan)(guan)(guan)、盤(pan)插(cha)(cha)管(guan)(guan)(guan)(guan)和(he)承(cheng)(cheng)(cheng)套(tao)(tao)也屬(shu)于管(guan)(guan)(guan)(guan)件(jian)(jian)。4....

可鍛鑄鐵管件術語與定義

1.配合(he)螺(luo)(luo)紋(wen) 符(fu)合(he)GB／T7306.1-2000《55°密封管螺(luo)(luo)紋(wen)第1部分：圓柱內螺(luo)(luo)紋(wen)與圓錐(zhui)外(wai)螺(luo)(luo)紋(wen)》及GB／T7306.2-2000《55°密封管螺(luo)(luo)紋(wen)第2部分：圓錐(zhui)內螺(luo)(luo)紋(wen)與圓錐(zhui)外(wai)螺(luo)(luo)紋(wen)》的螺(luo)(luo)紋(wen)。2.緊(jin)固螺(luo)(luo)紋(wen) 符(fu)合(he)GB／T7306.1及GB／T...

不銹鋼管件DN和PN的定義和選用

不銹(xiu)鋼(gang)管(guan)件(jian)是管(guan)道(dao)系(xi)統中(zhong)(zhong)(zhong)的一個主要組(zu)成(cheng)部分和重要連接(jie)件(jian)，在管(guan)道(dao)系(xi)統中(zhong)(zhong)(zhong)起(qi)著改變(bian)管(guan)道(dao)走向(xiang)、改變(bian)管(guan)徑(jing)以(yi)及(ji)從主管(guan)中(zhong)(zhong)(zhong)引出支(zhi)管(guan)和封(feng)閉管(guan)道(dao)等(deng)作用(yong)。它廣泛(fan)應用(yong)于機(ji)械、建筑、石(shi)油、化(hua)工(gong)、石(shi)油化(hua)工(gong)、水利(li)、電力、輕工(gong)、制(zhi)藥及(ji)核工(gong)業(ye)等(deng)行業(ye)的管(guan)道(dao)系(xi)統中(zhong)(zhong)(zhong)。管(guan)件(jian)的種類很多，按材料(liao)可分...

平焊環板式松套法蘭型式尺寸與標記方法示例

一、平(ping)焊(han)環板(ban)式(shi)松(song)套(tao)(tao)法(fa)(fa)蘭(lan)型式(shi)與(yu)尺(chi)寸(cun)用(yong)PN標記的平(ping)焊(han)環板(ban)式(shi)松(song)套(tao)(tao)鋼(gang)制管法(fa)(fa)蘭(lan)的密(mi)(mi)封面(mian)型式(shi)及適用(yong)的公(gong)稱壓力和公(gong)稱尺(chi)寸(cun)范圍見(jian)(jian)表(biao)(biao)6-124;用(yong)PN標記的平(ping)焊(han)環板(ban)式(shi)松(song)套(tao)(tao)鋼(gang)制管法(fa)(fa)蘭(lan)的型式(shi)如圖6-56~圖6-59所示(shi)，法(fa)(fa)蘭(lan)密(mi)(mi)封面(mian)尺(chi)寸(cun)見(jian)(jian)表(biao)(biao)6-125,法(fa)(fa)蘭(lan)的結構尺(chi)寸(cun)見(jian)(jian)表(biao)(biao)6-126~表(biao)(biao)6-131。二、平(ping)焊(han)...

翻邊環板式松套法蘭型式尺寸與標記方法

一、翻邊(bian)環板(ban)(ban)(ban)式(shi)松套(tao)法(fa)蘭型(xing)式(shi)與(yu)尺(chi)寸翻邊(bian)環板(ban)(ban)(ban)式(shi)松套(tao)法(fa)蘭包括用(yong)PN標記(ji)的(de)管(guan)端(duan)翻邊(bian)板(ban)(ban)(ban)式(shi)松套(tao)鋼制(zhi)管(guan)法(fa)蘭（A型(xing)）和(he)翻邊(bian)短節板(ban)(ban)(ban)式(shi)松套(tao)鋼制(zhi)管(guan)法(fa)蘭（B型(xing)）兩類，其密封面型(xing)式(shi)及(ji)適用(yong)的(de)公稱壓力和(he)公稱尺(chi)寸范(fan)圍見表6-132;用(yong)PN標記(ji)的(de)翻邊(bian)環板(ban)(ban)(ban)式(shi)松套(tao)鋼制(zhi)管(guan)法(fa)蘭的(de)型(xing)式(shi)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、對焊環(huan)板(ban)式(shi)松(song)(song)套法蘭(lan)型(xing)(xing)式(shi)與尺寸用(yong)PN標記的對焊環(huan)板(ban)式(shi)松(song)(song)套鋼制管法蘭(lan)分為(wei)A型(xing)(xing)和B型(xing)(xing)兩(liang)種結構型(xing)(xing)式(shi)，其(qi)密封面(mian)型(xing)(xing)式(shi)及(ji)適用(yong)的公稱壓(ya)力和公稱尺寸范圍見表(biao)6-112。1.用(yong)PN標記的A型(xing)(xing)對焊環(huan)板(ban)式(shi)松(song)(song)套鋼制管法蘭(lan)的型(xing)(xing)式(shi)如圖(tu)(tu)6-51~圖(tu)(tu)6-54所示(shi)；法蘭(lan)密封面(mian)尺寸見表(biao)6-113;法...

法蘭蓋型式尺寸與標記方法示例

一、法蘭蓋(gai)型式與尺(chi)(chi)寸(cun)1.用PN標(biao)記的鋼制管法蘭蓋(gai) 用PN標(biao)記的鋼制管法蘭蓋(gai)的密封面型式及適用的公稱(cheng)壓(ya)力和公稱(cheng)尺(chi)(chi)寸(cun)范圍見(jian)表6-136;用PN標(biao)記的鋼制管法蘭蓋(gai)的型式如圖6-62~圖6-67所示，密封面尺(chi)(chi)寸(cun)見(jian)表6-137~表6-138,法蘭結構(gou)尺(chi)(chi)寸(cun)見(jian)表6-139~表6-...

PN標記的法蘭尺寸公差表

在線亞洲(zhou)日產(chan)一(yi)區(qu)二區(qu):用PN標(biao)記的法蘭(lan)尺(chi)寸(cun)公差見表6-157...

法蘭材料牌號及用料標準要求

1.用(yong)(yong)PN標(biao)(biao)記(ji)的鋼(gang)制管法蘭(lan)用(yong)(yong)材料(liao)(liao)見(jian)表(biao)6-159;用(yong)(yong)Class標(biao)(biao)記(ji)的鋼(gang)制管法蘭(lan)用(yong)(yong)材料(liao)(liao)見(jian)表(biao)6-160。法蘭(lan)材料(liao)(liao)的化學成分、力學性能、使用(yong)(yong)溫(wen)度和其他(ta)技術(shu)要求(qiu)應(ying)符合表(biao)6-159和表(biao)6-160中有關標(biao)(biao)準的規定(ding)。2.管法蘭(lan)用(yong)(yong)鍛件（包括鍛軋(ya)件）的級別及(ji)其技術(shu)要求(qiu)參(can)照(zhao)JB/T4726...

Class 標記的法蘭尺寸公差表

在線亞洲日產一(yi)區(qu)二區(qu):用Class標記(ji)的法蘭(lan)尺寸公差見表 6-158...

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