化(hua)工鋼制(zhi)承插焊管(guan)(guan)件(jian)是以美國和(he)日本管(guan)(guan)件(jian)相關標準(zhun)為依據(ju),并(bing)結合我國化(hua)工行業實際情況制(zhi)定(ding)的一種專用管(guan)(guan)件(jian)標準(zhun),常用于小(xiao)型管(guan)(guan)道。



1. 種類


  承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)管(guan)件種(zhong)類包括承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)90°彎(wan)頭(tou)(tou)、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)45°彎(wan)頭(tou)(tou)、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)三通、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)異(yi)徑(jing)三通、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)管(guan)接頭(tou)(tou)、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)異(yi)徑(jing)管(guan)接頭(tou)(tou)、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)半管(guan)接頭(tou)(tou)、承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)管(guan)帽及承(cheng)(cheng)(cheng)插焊(han)(han)(han)(han)活(huo)接頭(tou)(tou)等9種(zhong)。


2. 規格


   管(guan)件(jian)規格(ge)以公稱直(zhi)徑表示。管(guan)件(jian)的公稱直(zhi)徑為1/2、3/4、1、11/4、11/2in,與它連接的管(guan)子(zi)為英制(zhi)管(guan)子(zi)。但是,管(guan)件(jian)的承口孔(kong)和流通孔(kong)直(zhi)徑按公制(zhi)管(guan)尺寸加(jia)工后,可用于DN15、DN20、DN25、DN32及·DN40的公制(zhi)管(guan)子(zi)。


3. 管件書寫名(ming)稱


   管件(jian)書寫名稱采(cai)用英語縮寫詞(ci)組(zu)合。管件(jian)書寫名稱見表17-1。


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