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現行不(bu)銹(xiu)(xiu)(xiu)鋼卡(ka)(ka)壓(ya)式(shi)管件(jian)國(guo)家標準(zhun)有：GB/T19228.1-2003《不(bu)銹(xiu)(xiu)(xiu)鋼卡(ka)(ka)壓(ya)式(shi)管件(jian)》、GB／T19228.2-2003《不(bu)銹(xiu)(xiu)(xiu)鋼卡(ka)(ka)壓(ya)式(shi)管件(jian)連接用(yong)(yong)薄壁不(bu)銹(xiu)(xiu)(xiu)鋼管》及GB／T19228.3-2003《不(bu)銹(xiu)(xiu)(xiu)鋼卡(ka)(ka)壓(ya)式(shi)管件(jian)用(yong)(yong)橡膠O形密封圈(quan)》。GB／T19228.1所規定(ding)的...
管件(jian)與管子的(de)連(lian)接(jie)方式采用螺紋(wen)連(lian)接(jie)，而工(gong)藝采用模鍛成型(xing)和切削(xue)加(jia)工(gong)或利用型(xing)材直(zhi)接(jie)加(jia)工(gong)等(deng)方法制造(zao)的(de)管件(jian)稱為鍛鋼制螺紋(wen)管件(jian)。這種管件(jian)的(de)規格(ge)較小(xiao)，通常公稱通徑范(fan)圍為DN8～DN100。一、標(biao)記(ji)(ji) 1.標(biao)記(ji)(ji)內容 2.標(biao)記(ji)(ji)示例 公稱通徑DN50、壁厚...
管件(jian)與管子的連(lian)接方式采(cai)用(yong)螺(luo)紋連(lian)接，而工(gong)藝采(cai)用(yong)模鍛(duan)(duan)成型(xing)和(he)切削加工(gong)或利用(yong)型(xing)材直接加工(gong)等方法(fa)制(zhi)造的管件(jian)稱為鍛(duan)(duan)鋼制(zhi)螺(luo)紋管件(jian)。這種(zhong)管件(jian)的規(gui)格較(jiao)小，通常公稱通徑范圍為DN8～DN100。1.表面(mian)質量(liang)(liang)及表面(mian)處理 a.表面(mian)質量(liang)(liang) 所有成品管件(jian)表面(mian)應無裂(lie)紋、夾層(ceng)...
不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式管件(jian)(jian)(jian)是城建系統中給(gei)水管道用的一(yi)種不銹(xiu)鋼管接頭(tou)，這種管接頭(tou)由3部分組成：第(di)(di)1部分為不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式管件(jian)(jian)(jian)；第(di)(di)2部分為不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式管件(jian)(jian)(jian)連接用薄壁不銹(xiu)鋼管；第(di)(di)3部分為不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式管件(jian)(jian)(jian)用橡(xiang)膠O形密封圈。不銹(xiu)鋼卡(ka)壓(ya)(ya)(ya)式管件(jian)(jian)(jian)具有安裝迅速簡便、耐壓(ya)(ya)(ya)性能(neng)穩(wen)定、耐腐蝕、能(neng)確(que)保(bao)水質(zhi)...
管(guan)件(jian)與管(guan)子的(de)連(lian)接方(fang)式采用(yong)螺紋連(lian)接，而工(gong)藝采用(yong)模鍛(duan)成型和切削加工(gong)或利用(yong)型材直接加工(gong)等方(fang)法制造的(de)管(guan)件(jian)稱(cheng)為(wei)鍛(duan)鋼制螺紋管(guan)件(jian)。這種管(guan)件(jian)的(de)規格較小，通(tong)常公稱(cheng)通(tong)徑(jing)范圍為(wei)DN8～DN100。1.熱處理(li)(li) 管(guan)件(jian)毛坯應按表11-7的(de)要求進行熱處理(li)(li)，熱處理(li)(li)后的(de)有(you)關機械性(xing)能指標應符合(he)相應標準...
管(guan)(guan)件(jian)(jian)與管(guan)(guan)子的連接方式(shi)采用(yong)螺紋(wen)連接，而(er)工藝采用(yong)模鍛(duan)成型(xing)(xing)和(he)切削加(jia)工或利用(yong)型(xing)(xing)材(cai)直(zhi)接加(jia)工等(deng)方法制造(zao)的管(guan)(guan)件(jian)(jian)稱為(wei)鍛(duan)鋼(gang)制螺紋(wen)管(guan)(guan)件(jian)(jian)。這種管(guan)(guan)件(jian)(jian)的規格較小，通常公稱通徑范(fan)圍為(wei)DN8～DN100。1.材(cai)料 管(guan)(guan)件(jian)(jian)材(cai)料牌(pai)號及標準按(an)表11-6的規定。 制造(zao)管(guan)(guan)件(jian)(jian)的原材(cai)料...
管(guan)件(jian)(jian)與管(guan)子的連接方式采用(yong)螺(luo)紋連接，而工(gong)(gong)藝采用(yong)模鍛(duan)成型和切(qie)削加工(gong)(gong)或利(li)用(yong)型材直(zhi)接加工(gong)(gong)等(deng)方法制造的管(guan)件(jian)(jian)稱為鍛(duan)鋼(gang)(gang)制螺(luo)紋管(guan)件(jian)(jian)。這種管(guan)件(jian)(jian)的規(gui)格較小(xiao)，通常公(gong)稱通徑范(fan)圍(wei)為DN8～DN100。1.結(jie)構型式與尺(chi)寸 鑒于GB/T14626-1993《鍛(duan)鋼(gang)(gang)制螺(luo)紋管(guan)件(jian)(jian)》主(zhu)要參照美國國家標準...
管件(jian)與管子的(de)連(lian)接(jie)(jie)方式(shi)采(cai)用(yong)螺(luo)紋(wen)(wen)連(lian)接(jie)(jie)，而工(gong)藝采(cai)用(yong)模鍛(duan)成型和切削加(jia)工(gong)或利(li)用(yong)型材直接(jie)(jie)加(jia)工(gong)等方法制(zhi)造的(de)管件(jian)稱為鍛(duan)鋼制(zhi)螺(luo)紋(wen)(wen)管件(jian)。這種管件(jian)的(de)規格較小(xiao)，通常公稱通徑范圍為DN8～DN100。 管件(jian)的(de)種類(lei)及代號見表11-1...
管(guan)件(jian)(jian)與管(guan)子(zi)的(de)連(lian)接(jie)方(fang)式采(cai)用承(cheng)插(cha)焊連(lian)接(jie)，而工(gong)(gong)藝采(cai)用模(mo)鍛(duan)成型和切削加(jia)工(gong)(gong)的(de)方(fang)法(fa)或棒(bang)料加(jia)工(gong)(gong)制造的(de)管(guan)件(jian)(jian)稱(cheng)為(wei)鍛(duan)鋼制承(cheng)插(cha)焊管(guan)件(jian)(jian)。這種(zhong)管(guan)件(jian)(jian)的(de)規格較小，通(tong)常公稱(cheng)通(tong)徑范圍為(wei)DN15～DN80。1.成品(pin)管(guan)件(jian)(jian)必(bi)須在顯著位置（一般為(wei)承(cheng)口部分(fen)外(wai)緣）噴涂或打印永久性標志，字跡應(ying)清晰完整，標志應(ying)包括以下(xia)內容：&...
管(guan)件(jian)與管(guan)子的連接(jie)方(fang)式(shi)采用承(cheng)插焊連接(jie)，而工(gong)(gong)藝采用模(mo)鍛成型和(he)切削(xue)加(jia)工(gong)(gong)的方(fang)法或(huo)棒(bang)料(liao)加(jia)工(gong)(gong)制造的管(guan)件(jian)稱(cheng)(cheng)為(wei)鍛鋼(gang)制承(cheng)插焊管(guan)件(jian)。這種管(guan)件(jian)的規格較小，通常公(gong)稱(cheng)(cheng)通徑范圍(wei)為(wei)DN15～DN80。1.基準管(guan)子公(gong)稱(cheng)(cheng)壁(bi)厚(hou) 計(ji)算管(guan)件(jian)壓力額定值的基準管(guan)子公(gong)稱(cheng)(cheng)壁(bi)厚(hou)見表10-10。2.管(guan)件(jian)焊接(jie)安裝(zhuang)要求(qiu)...
管(guan)件(jian)與管(guan)子的連(lian)接方(fang)式采用(yong)承(cheng)插焊(han)連(lian)接，而工(gong)藝采用(yong)模(mo)鍛成型和切削加(jia)工(gong)的方(fang)法或(huo)棒料(liao)加(jia)工(gong)制造的管(guan)件(jian)稱為(wei)鍛鋼(gang)制承(cheng)插焊(han)管(guan)件(jian)。這種管(guan)件(jian)的規(gui)格(ge)較小，通常(chang)公(gong)稱通徑范圍為(wei)DN15～DN80。1.熱(re)處理(li) 鍛鋼(gang)件(jian)及(ji)未做相應熱(re)處理(li)的棒料(liao)應按表10-8的要求進行熱(re)處理(li)，熱(re)處理(li)后的有(you)關機械性(xing)能...
管(guan)(guan)(guan)件(jian)與(yu)管(guan)(guan)(guan)子的(de)連接(jie)方式采用承插(cha)焊(han)連接(jie)，而工(gong)藝采用模鍛成型和切削加工(gong)的(de)方法或棒料加工(gong)制(zhi)(zhi)造的(de)管(guan)(guan)(guan)件(jian)稱(cheng)為(wei)鍛鋼制(zhi)(zhi)承插(cha)焊(han)管(guan)(guan)(guan)件(jian)。這種管(guan)(guan)(guan)件(jian)的(de)規格較小，通常公稱(cheng)通徑范圍為(wei)DN15～DN80。1.材料 a.管(guan)(guan)(guan)件(jian)材料牌號見表10-7。 b.制(zhi)(zhi)造管(guan)(guan)(guan)件(jian)的(de)原材料均須具有鋼廠的(de)質...
