NEWS
管(guan)件（按計(ji)算(suan)其壓力額(e)定值(zhi)的基準管(guan)子(zi)(zi)）分(fen)為Sch80和(he)(he)Sch160兩個等級。根據配(pei)接(jie)管(guan)子(zi)(zi)外徑的不同(tong)選擇(ze)，管(guan)件承(cheng)口內徑尺寸（d1）和(he)(he)流通(tong)孔(kong)直徑尺寸（d2）分(fen)別規(gui)定了(le)A、B兩個系(xi)(xi)列(lie)，推薦優先(xian)選用A系(xi)(xi)列(lie)。 同(tong)一管(guan)件的各承(cheng)口處尺寸應同(tong)為A系(xi)(xi)列(lie)或B系(xi)(xi)列(lie)。但(dan)在供(gong)需雙方協商...
管件(jian)與管子的連接方(fang)式采用承(cheng)插焊連接，而工(gong)(gong)藝采用模鍛成型和切削加(jia)工(gong)(gong)的方(fang)法或棒料加(jia)工(gong)(gong)制造(zao)的管件(jian)稱為(wei)鍛鋼制承(cheng)插焊管件(jian)。這(zhe)種管件(jian)的規格較(jiao)小，通常公稱通徑(jing)范(fan)圍為(wei)DN15～DN80。管件(jian)種類及代號見表10-1。...
在(zai)不(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)件(jian)(jian)與(yu)管(guan)(guan)(guan)子采用(yong)對焊(han)(han)(han)(han)(han)連接(jie)的對焊(han)(han)(han)(han)(han)管(guan)(guan)(guan)件(jian)(jian)中，除無縫鋼(gang)管(guan)(guan)(guan)對焊(han)(han)(han)(han)(han)管(guan)(guan)(guan)件(jian)(jian)外，不(bu)銹(xiu)鋼(gang)管(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)板或鋼(gang)帶(dai)經過冷加工(gong)或熱加工(gong)成形(xing)。根據(ju)公稱尺(chi)寸和制造方法的不(bu)同(tong)，允許在(zai)殼體上有一條或兩條以上縱向(xiang)焊(han)(han)(han)(han)(han)縫的焊(han)(han)(han)(han)(han)件(jian)(jian)，稱為(wei)鋼(gang)板制對焊(han)(han)(han)(han)(han)管(guan)(guan)(guan)件(jian)(jian)。1.管(guan)(guan)(guan)件(jian)(jian)的標志方法 管(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)印(yin)、噴涂等(deng)方...
在(zai)(zai)不銹鋼(gang)管件(jian)(jian)與管子采(cai)用(yong)對焊(han)連接的對焊(han)管件(jian)(jian)中，除(chu)無縫鋼(gang)管對焊(han)管件(jian)(jian)外(wai)，不銹鋼(gang)管件(jian)(jian)可采(cai)用(yong)鋼(gang)板(ban)或(huo)(huo)鋼(gang)帶經過冷加(jia)(jia)工或(huo)(huo)熱加(jia)(jia)工成形。根(gen)據(ju)公稱(cheng)尺寸(cun)和(he)制(zhi)造(zao)(zao)方(fang)法的不同，允許在(zai)(zai)殼(ke)體上有一條(tiao)(tiao)或(huo)(huo)兩條(tiao)(tiao)以(yi)上縱向焊(han)縫的焊(han)件(jian)(jian)，稱(cheng)為鋼(gang)板(ban)制(zhi)不銹鋼(gang)對焊(han)管件(jian)(jian)。1.管件(jian)(jian)的制(zhi)造(zao)(zao) a.管件(jian)(jian)可采(cai)用(yong)鋼(gang)板(ban)或(huo)(huo)鋼(gang)...
在不銹(xiu)鋼(gang)(gang)(gang)(gang)管(guan)(guan)件(jian)(jian)與管(guan)(guan)子(zi)采用對(dui)(dui)焊(han)(han)連接(jie)的(de)(de)不銹(xiu)鋼(gang)(gang)(gang)(gang)對(dui)(dui)焊(han)(han)管(guan)(guan)件(jian)(jian)中，除無縫鋼(gang)(gang)(gang)(gang)管(guan)(guan)對(dui)(dui)焊(han)(han)管(guan)(guan)件(jian)(jian)外(wai)，不銹(xiu)鋼(gang)(gang)(gang)(gang)管(guan)(guan)件(jian)(jian)可采用鋼(gang)(gang)(gang)(gang)板(ban)或(huo)鋼(gang)(gang)(gang)(gang)帶(dai)經過(guo)冷加(jia)工(gong)或(huo)熱加(jia)工(gong)成形。根據公稱(cheng)尺寸(cun)和制(zhi)造方法的(de)(de)不同，允許在殼體上有一條或(huo)兩條以上縱向焊(han)(han)縫的(de)(de)焊(han)(han)件(jian)(jian)，稱(cheng)為鋼(gang)(gang)(gang)(gang)板(ban)制(zhi)對(dui)(dui)焊(han)(han)管(guan)(guan)件(jian)(jian)。1.用于制(zhi)造不銹(xiu)鋼(gang)(gang)(gang)(gang)管(guan)(guan)件(jian)(jian)的(de)(de)常(chang)用鋼(gang)(gang)(gang)(gang)板(ban)材(cai)料牌號和標準(zhun)見...
在(zai)(zai)不(bu)(bu)銹鋼(gang)(gang)管(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)子采用對(dui)焊(han)(han)連接的(de)不(bu)(bu)銹鋼(gang)(gang)對(dui)焊(han)(han)管(guan)(guan)(guan)件(jian)中，除無縫鋼(gang)(gang)管(guan)(guan)(guan)對(dui)焊(han)(han)管(guan)(guan)(guan)件(jian)外，不(bu)(bu)銹鋼(gang)(gang)管(guan)(guan)(guan)件(jian)可采用鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶經過冷加(jia)工或(huo)熱加(jia)工成形(xing)。根據(ju)公稱尺(chi)寸和制造方法的(de)不(bu)(bu)同，允許在(zai)(zai)殼體上有(you)一條或(huo)兩條以上縱向焊(han)(han)縫的(de)焊(han)(han)件(jian)，稱為(wei)鋼(gang)(gang)板制不(bu)(bu)銹鋼(gang)(gang)對(dui)焊(han)(han)管(guan)(guan)(guan)件(jian)。 與管(guan)(guan)(guan)件(jian)連接的(de)鋼(gang)(gang)管(guan)(guan)(guan)的(de)壁厚分級見表...
在不(bu)銹(xiu)鋼(gang)(gang)(gang)管(guan)(guan)件(jian)與管(guan)(guan)子采用(yong)對焊(han)(han)連(lian)接的(de)(de)對焊(han)(han)管(guan)(guan)件(jian)中，除無(wu)縫(feng)(feng)鋼(gang)(gang)(gang)管(guan)(guan)對焊(han)(han)管(guan)(guan)件(jian)外，管(guan)(guan)件(jian)可采用(yong)鋼(gang)(gang)(gang)板(ban)或鋼(gang)(gang)(gang)帶(dai)經過冷加(jia)工或熱(re)加(jia)工成形。根據公(gong)稱(cheng)(cheng)尺(chi)寸(cun)和制造方(fang)法的(de)(de)不(bu)同，允許在殼體(ti)上有(you)一條或兩條以上縱(zong)向焊(han)(han)縫(feng)(feng)的(de)(de)焊(han)(han)件(jian)，稱(cheng)(cheng)為鋼(gang)(gang)(gang)板(ban)制不(bu)銹(xiu)鋼(gang)(gang)(gang)對焊(han)(han)管(guan)(guan)件(jian)。1.管(guan)(guan)件(jian)焊(han)(han)端坡口(kou) 不(bu)銹(xiu)鋼(gang)(gang)(gang)管(guan)(guan)件(jian)焊(han)(han)端坡口(kou)形狀及尺(chi)...
在管(guan)(guan)件(jian)與管(guan)(guan)子采用對(dui)焊連接的(de)不銹(xiu)鋼(gang)(gang)對(dui)焊管(guan)(guan)件(jian)中，除無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)對(dui)焊管(guan)(guan)件(jian)外，不銹(xiu)鋼(gang)(gang)管(guan)(guan)件(jian)可(ke)采用鋼(gang)(gang)板或(huo)(huo)(huo)鋼(gang)(gang)帶經過(guo)冷加(jia)工或(huo)(huo)(huo)熱加(jia)工成(cheng)形。根據公稱尺(chi)寸(cun)和(he)制(zhi)造(zao)方法(fa)的(de)不同，允(yun)許(xu)在殼(ke)體(ti)上有一條或(huo)(huo)(huo)兩條以上縱向焊縫(feng)的(de)焊件(jian)，稱為鋼(gang)(gang)板制(zhi)不銹(xiu)鋼(gang)(gang)對(dui)焊管(guan)(guan)件(jian)。1.米制(zhi)尺(chi)寸(cun) a.米制(zhi)尺(chi)寸(cun)的(de)管(guan)(guan)件(jian)尺(chi)寸(cun)...
管(guan)件(jian)(jian)的尺寸分(fen)為(wei)以米(mi)制(zhi)單位表示(shi)(shi)(shi)的管(guan)件(jian)(jian)和(he)以英制(zhi)單位表示(shi)(shi)(shi)的管(guan)件(jian)(jian)兩(liang)(liang)(liang)個系(xi)(xi)列。在米(mi)制(zhi)單位表示(shi)(shi)(shi)的管(guan)件(jian)(jian)尺寸中(zhong)，管(guan)件(jian)(jian)端部外(wai)徑(jing)（即與管(guan)子外(wai)徑(jing)相配(pei)的坡口(kou)處外(wai)徑(jing)）分(fen)為(wei)Ⅰ及Ⅱ兩(liang)(liang)(liang)個系(xi)(xi)列，Ⅰ系(xi)(xi)列為(wei)國際通用系(xi)(xi)列。由于米(mi)制(zhi)單位和(he)英制(zhi)單位的管(guan)件(jian)(jian)不能(neng)做到精(jing)確的等同，因此使用者必(bi)須(xu)分(fen)別采用兩(liang)(liang)(liang)種單位制(zhi)。對于尺寸為(wei)米(mi)制(zhi)單位...
在管件(jian)與管子采用對(dui)焊(han)連(lian)接的對(dui)焊(han)管件(jian)中，除無縫鋼(gang)管對(dui)焊(han)管件(jian)外，管件(jian)可采用鋼(gang)板(ban)或鋼(gang)帶經過(guo)冷(leng)加(jia)工或熱加(jia)工成形。根據(ju)公稱(cheng)尺寸和制(zhi)造方(fang)法的不同(tong)，允許在殼體上有一(yi)條(tiao)或兩條(tiao)以(yi)上縱向焊(han)縫的焊(han)件(jian)，稱(cheng)為鋼(gang)板(ban)制(zhi)對(dui)焊(han)管件(jian)。 本章涉及DN150～DN1200（NPS6～NPS48）碳...
管(guan)(guan)(guan)件(jian)(jian)(jian)與管(guan)(guan)(guan)子的連接(jie)方(fang)(fang)式采(cai)用(yong)對(dui)(dui)焊(han)(han)連接(jie)的稱(cheng)為(wei)對(dui)(dui)焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)(jian)。在對(dui)(dui)焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)(jian)中，通常采(cai)用(yong)無縫鋼(gang)管(guan)(guan)(guan)推制加工而成的稱(cheng)為(wei)對(dui)(dui)焊(han)(han)無縫管(guan)(guan)(guan)件(jian)(jian)(jian)。本章涉(she)及DN15～DN800（NPS1／2～NPS24）碳鋼(gang)、合金鋼(gang)和(he)不銹(xiu)鋼(gang)對(dui)(dui)焊(han)(han)無縫管(guan)(guan)(guan)件(jian)(jian)(jian)。1.管(guan)(guan)(guan)件(jian)(jian)(jian)的標志(zhi)方(fang)(fang)法(fa) 管(guan)(guan)(guan)件(jian)(jian)(jian)可采(cai)用(yong)低應力(li)鋼(gang)印、噴涂(tu)、雕刻或標簽等(deng)方(fang)(fang)...
管(guan)件與管(guan)子的連接方式采(cai)用對焊(han)連接的稱為對焊(han)管(guan)件。在(zai)對焊(han)管(guan)件中，通常采(cai)用無縫(feng)鋼(gang)管(guan)推制(zhi)加工(gong)而成(cheng)的稱為對焊(han)無縫(feng)管(guan)件。本(ben)章涉及(ji)DN15～DN800（NPS1/2～NPS24）碳鋼(gang)、合金鋼(gang)和不銹鋼(gang)對焊(han)無縫(feng)管(guan)件。1.管(guan)件的制(zhi)造(zao) a.管(guan)件可(ke)采(cai)用彎曲、擠壓(ya)、推制(zhi)、模壓(ya)機械加工(gong)...
