香蕉视频app下载苹果版-首页

不銹鋼卡壓式管件結構型式與尺寸

現行不(bu)(bu)銹(xiu)(xiu)鋼(gang)卡壓(ya)式管(guan)(guan)(guan)件(jian)(jian)(jian)國(guo)家(jia)標準有：GB/T19228.1-2003《不(bu)(bu)銹(xiu)(xiu)鋼(gang)卡壓(ya)式管(guan)(guan)(guan)件(jian)(jian)(jian)》、GB／T19228.2-2003《不(bu)(bu)銹(xiu)(xiu)鋼(gang)卡壓(ya)式管(guan)(guan)(guan)件(jian)(jian)(jian)連接用(yong)薄壁(bi)不(bu)(bu)銹(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)》及GB／T19228.3-2003《不(bu)(bu)銹(xiu)(xiu)鋼(gang)卡壓(ya)式管(guan)(guan)(guan)件(jian)(jian)(jian)用(yong)橡(xiang)膠O形密(mi)封圈》。GB／T19228.1所規定的...

鍛鋼制螺紋管件標記和標志

管件(jian)與管子的連(lian)接(jie)(jie)方(fang)式采用螺紋連(lian)接(jie)(jie)，而(er)工藝采用模鍛(duan)(duan)成型(xing)和切削(xue)加工或利用型(xing)材直接(jie)(jie)加工等方(fang)法制(zhi)造的管件(jian)稱為(wei)(wei)鍛(duan)(duan)鋼制(zhi)螺紋管件(jian)。這種管件(jian)的規格較小(xiao)，通(tong)常公稱通(tong)徑(jing)范圍為(wei)(wei)DN8～DN100。一、標(biao)記(ji)(ji) 1.標(biao)記(ji)(ji)內容 2.標(biao)記(ji)(ji)示例(li) 公稱通(tong)徑(jing)DN50、壁(bi)厚...

鍛鋼制螺紋管件表面處理工藝和管件端部的連接要求

管(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)子的(de)連接(jie)方式采用(yong)螺紋(wen)連接(jie)，而工(gong)藝采用(yong)模鍛成型(xing)和切削加工(gong)或利用(yong)型(xing)材直接(jie)加工(gong)等方法(fa)制造的(de)管(guan)(guan)(guan)件(jian)稱為鍛鋼制螺紋(wen)管(guan)(guan)(guan)件(jian)。這種(zhong)管(guan)(guan)(guan)件(jian)的(de)規(gui)格較小(xiao)，通常(chang)公稱通徑范圍為DN8～DN100。1.表(biao)(biao)面(mian)(mian)質(zhi)量及表(biao)(biao)面(mian)(mian)處理(li) a.表(biao)(biao)面(mian)(mian)質(zhi)量所(suo)有成品(pin)管(guan)(guan)(guan)件(jian)表(biao)(biao)面(mian)(mian)應無裂紋(wen)、夾層...

不銹鋼卡壓式管件種類、類型、代號及參數

不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)卡(ka)壓(ya)式管(guan)件(jian)是城建系統中給水管(guan)道用的一種(zhong)不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)接(jie)頭，這種(zhong)管(guan)接(jie)頭由(you)3部(bu)分組(zu)成：第1部(bu)分為不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)卡(ka)壓(ya)式管(guan)件(jian)；第2部(bu)分為不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)卡(ka)壓(ya)式管(guan)件(jian)連接(jie)用薄壁不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)管(guan)；第3部(bu)分為不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)卡(ka)壓(ya)式管(guan)件(jian)用橡(xiang)膠O形密(mi)封圈。不(bu)(bu)銹(xiu)(xiu)鋼(gang)(gang)(gang)卡(ka)壓(ya)式管(guan)件(jian)具有安裝(zhuang)迅速簡便、耐壓(ya)性能穩定、耐腐蝕、能確保水質...

鍛鋼制螺紋管件硬度及熱處理工藝

管(guan)(guan)件(jian)(jian)與管(guan)(guan)子的(de)(de)(de)連(lian)(lian)接(jie)方(fang)式采(cai)用螺(luo)紋連(lian)(lian)接(jie)，而工藝采(cai)用模鍛成(cheng)型和切(qie)削加工或(huo)利用型材直接(jie)加工等方(fang)法(fa)制造的(de)(de)(de)管(guan)(guan)件(jian)(jian)稱為鍛鋼制螺(luo)紋管(guan)(guan)件(jian)(jian)。這種管(guan)(guan)件(jian)(jian)的(de)(de)(de)規格較小(xiao)，通(tong)常公(gong)稱通(tong)徑范圍為DN8～DN100。1.熱處(chu)(chu)理(li) 管(guan)(guan)件(jian)(jian)毛坯應(ying)按表(biao)11-7的(de)(de)(de)要求進行熱處(chu)(chu)理(li)，熱處(chu)(chu)理(li)后(hou)的(de)(de)(de)有(you)關機械(xie)性能指標應(ying)符合(he)相(xiang)應(ying)標準...

鍛鋼制螺紋管件材料牌號與生產制造工藝

管(guan)件(jian)(jian)與管(guan)子的(de)連接方(fang)式采(cai)用(yong)螺(luo)紋連接，而工(gong)(gong)藝采(cai)用(yong)模(mo)鍛(duan)成型(xing)和切削加工(gong)(gong)或利用(yong)型(xing)材(cai)直接加工(gong)(gong)等方(fang)法制造的(de)管(guan)件(jian)(jian)稱(cheng)為鍛(duan)鋼制螺(luo)紋管(guan)件(jian)(jian)。這(zhe)種(zhong)管(guan)件(jian)(jian)的(de)規格(ge)較(jiao)小，通常公(gong)稱(cheng)通徑(jing)范圍為DN8～DN100。1.材(cai)料管(guan)件(jian)(jian)材(cai)料牌號及標準按表11-6的(de)規定(ding)。制造管(guan)件(jian)(jian)的(de)原材(cai)料...

鍛鋼制螺紋管件結構型式與尺寸公差

管(guan)(guan)件(jian)與(yu)管(guan)(guan)子的(de)(de)連(lian)接方(fang)式采用(yong)螺(luo)(luo)紋(wen)連(lian)接，而(er)工藝采用(yong)模鍛成型(xing)(xing)和切削加(jia)工或利用(yong)型(xing)(xing)材直接加(jia)工等(deng)方(fang)法制造(zao)的(de)(de)管(guan)(guan)件(jian)稱為鍛鋼制螺(luo)(luo)紋(wen)管(guan)(guan)件(jian)。這種管(guan)(guan)件(jian)的(de)(de)規格較小，通常公稱通徑范圍為DN8～DN100。1.結構型(xing)(xing)式與(yu)尺寸鑒于GB/T14626-1993《鍛鋼制螺(luo)(luo)紋(wen)管(guan)(guan)件(jian)》主要參照美(mei)國(guo)(guo)國(guo)(guo)家標準...

鍛鋼制螺紋管件種類和代號

管(guan)件(jian)(jian)與(yu)管(guan)子的(de)(de)連(lian)接方式(shi)采(cai)用螺紋連(lian)接，而工藝采(cai)用模鍛成型(xing)和切削加工或利用型(xing)材(cai)直接加工等方法制造的(de)(de)管(guan)件(jian)(jian)稱(cheng)為(wei)鍛鋼制螺紋管(guan)件(jian)(jian)。這種管(guan)件(jian)(jian)的(de)(de)規格較(jiao)小，通常公稱(cheng)通徑范圍為(wei)DN8～DN100。管(guan)件(jian)(jian)的(de)(de)種類(lei)及代號見表11-1...

鍛鋼制承插焊管件標志內容與示例

管(guan)件(jian)(jian)與管(guan)子的連接(jie)(jie)方(fang)式采(cai)用承插焊連接(jie)(jie)，而工(gong)藝采(cai)用模鍛(duan)成(cheng)型和切削加(jia)工(gong)的方(fang)法(fa)或棒料(liao)加(jia)工(gong)制(zhi)造的管(guan)件(jian)(jian)稱為(wei)鍛(duan)鋼制(zhi)承插焊管(guan)件(jian)(jian)。這種管(guan)件(jian)(jian)的規格(ge)較(jiao)小，通(tong)常公稱通(tong)徑(jing)范(fan)圍為(wei)DN15～DN80。1.成(cheng)品(pin)管(guan)件(jian)(jian)必(bi)須在顯著位(wei)置（一般為(wei)承口部分外緣）噴涂或打印永久(jiu)性標(biao)志，字(zi)跡應清晰完整，標(biao)志應包括以下(xia)內容：&...

鍛鋼制承插焊管件的基準管子公稱壁厚及管件焊接安裝要求

管(guan)(guan)件與(yu)管(guan)(guan)子的(de)(de)連接方式采(cai)(cai)用承插(cha)焊(han)連接，而工(gong)藝采(cai)(cai)用模鍛成型(xing)和(he)切削加工(gong)的(de)(de)方法或棒料加工(gong)制造的(de)(de)管(guan)(guan)件稱(cheng)為鍛鋼制承插(cha)焊(han)管(guan)(guan)件。這種管(guan)(guan)件的(de)(de)規格較小(xiao)，通常公稱(cheng)通徑范圍為DN15～DN80。1.基準管(guan)(guan)子公稱(cheng)壁(bi)(bi)厚計算(suan)管(guan)(guan)件壓力額定值的(de)(de)基準管(guan)(guan)子公稱(cheng)壁(bi)(bi)厚見表10-10。2.管(guan)(guan)件焊(han)接安裝(zhuang)要求...

鍛鋼制承插焊管件熱處理工藝及管件硬度與表面質量要求

管(guan)(guan)件(jian)與管(guan)(guan)子的(de)(de)(de)(de)連接(jie)方式采(cai)(cai)用承插焊連接(jie)，而工(gong)藝采(cai)(cai)用模鍛(duan)成型(xing)和切削加工(gong)的(de)(de)(de)(de)方法或(huo)棒(bang)料加工(gong)制(zhi)造的(de)(de)(de)(de)管(guan)(guan)件(jian)稱為(wei)鍛(duan)鋼制(zhi)承插焊管(guan)(guan)件(jian)。這種管(guan)(guan)件(jian)的(de)(de)(de)(de)規格較(jiao)小，通(tong)常公稱通(tong)徑范圍為(wei)DN15～DN80。1.熱處理(li) 鍛(duan)鋼件(jian)及未(wei)做相(xiang)應熱處理(li)的(de)(de)(de)(de)棒(bang)料應按(an)表10-8的(de)(de)(de)(de)要求進行(xing)熱處理(li)，熱處理(li)后的(de)(de)(de)(de)有(you)關機械性能(neng)...

鍛鋼制承插焊管件材料牌號及生產制造工藝

管(guan)(guan)件(jian)與(yu)管(guan)(guan)子的(de)連(lian)接方式采用(yong)承插焊連(lian)接，而(er)工藝(yi)采用(yong)模鍛(duan)成型和切削加工的(de)方法或棒料加工制(zhi)造的(de)管(guan)(guan)件(jian)稱(cheng)為(wei)鍛(duan)鋼制(zhi)承插焊管(guan)(guan)件(jian)。這種管(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(cai)料 a.管(guan)(guan)件(jian)材(cai)料牌號見表10-7。 b.制(zhi)造管(guan)(guan)件(jian)的(de)原材(cai)料均(jun)須具(ju)有鋼廠的(de)質...

首頁上一頁 16 17 18 19 20 21 22 23 24 25 下一頁尾頁

香蕉视频app下载苹果版

新聞中心