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管(guan)件(jian)(jian)（按計算其壓力額定(ding)值(zhi)的(de)(de)基準管(guan)子(zi)）分為(wei)Sch80和Sch160兩個(ge)等級。根據(ju)配接管(guan)子(zi)外徑(jing)的(de)(de)不同選(xuan)擇，管(guan)件(jian)(jian)承(cheng)口(kou)內徑(jing)尺寸（d1）和流通孔直徑(jing)尺寸（d2）分別規定(ding)了A、B兩個(ge)系(xi)列，推薦優先(xian)選(xuan)用A系(xi)列。 同一管(guan)件(jian)(jian)的(de)(de)各承(cheng)口(kou)處尺寸應同為(wei)A系(xi)列或(huo)B系(xi)列。但(dan)在供需雙方(fang)協商...
管件與管子的(de)連接方式采(cai)用(yong)承(cheng)插焊(han)連接，而(er)工(gong)藝采(cai)用(yong)模鍛(duan)成型和切削加工(gong)的(de)方法(fa)或棒料加工(gong)制(zhi)造的(de)管件稱為鍛(duan)鋼制(zhi)承(cheng)插焊(han)管件。這種管件的(de)規格較小，通(tong)(tong)常公稱通(tong)(tong)徑(jing)范圍為DN15～DN80。管件種類及(ji)代號(hao)見表10-1。...
在不(bu)銹(xiu)鋼(gang)(gang)管件(jian)與管子(zi)采用(yong)對(dui)焊(han)連接(jie)的(de)(de)對(dui)焊(han)管件(jian)中，除無縫(feng)鋼(gang)(gang)管對(dui)焊(han)管件(jian)外，不(bu)銹(xiu)鋼(gang)(gang)管件(jian)可采用(yong)鋼(gang)(gang)板或鋼(gang)(gang)帶經過(guo)冷加工或熱加工成形。根據公(gong)稱尺寸和制(zhi)造方法(fa)的(de)(de)不(bu)同，允許在殼(ke)體(ti)上有(you)一條(tiao)或兩(liang)條(tiao)以上縱向焊(han)縫(feng)的(de)(de)焊(han)件(jian)，稱為鋼(gang)(gang)板制(zhi)對(dui)焊(han)管件(jian)。1.管件(jian)的(de)(de)標志方法(fa) 管件(jian)可采用(yong)鋼(gang)(gang)印、噴涂等(deng)方...
在不(bu)銹鋼(gang)管(guan)(guan)(guan)件(jian)(jian)與管(guan)(guan)(guan)子采用(yong)對焊(han)(han)連接(jie)的(de)對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)中，除無縫鋼(gang)管(guan)(guan)(guan)對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)外，不(bu)銹鋼(gang)管(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)板或(huo)鋼(gang)帶經過(guo)冷加工或(huo)熱(re)加工成(cheng)形。根據公稱尺寸和(he)制(zhi)(zhi)造(zao)方(fang)法的(de)不(bu)同，允許(xu)在殼(ke)體上有一(yi)條(tiao)(tiao)或(huo)兩(liang)條(tiao)(tiao)以(yi)上縱向焊(han)(han)縫的(de)焊(han)(han)件(jian)(jian)，稱為鋼(gang)板制(zhi)(zhi)不(bu)銹鋼(gang)對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)。1.管(guan)(guan)(guan)件(jian)(jian)的(de)制(zhi)(zhi)造(zao) a.管(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)板或(huo)鋼(gang)...
在(zai)不銹(xiu)(xiu)鋼(gang)(gang)管件(jian)與管子(zi)采用(yong)對焊(han)連接的不銹(xiu)(xiu)鋼(gang)(gang)對焊(han)管件(jian)中(zhong)，除無縫鋼(gang)(gang)管對焊(han)管件(jian)外，不銹(xiu)(xiu)鋼(gang)(gang)管件(jian)可(ke)采用(yong)鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶(dai)經過冷加工或(huo)熱加工成形。根(gen)據(ju)公稱(cheng)尺寸和制(zhi)(zhi)造方(fang)法的不同(tong)，允許在(zai)殼體上有一條(tiao)(tiao)或(huo)兩(liang)條(tiao)(tiao)以上縱(zong)向焊(han)縫的焊(han)件(jian)，稱(cheng)為鋼(gang)(gang)板制(zhi)(zhi)對焊(han)管件(jian)。1.用(yong)于(yu)制(zhi)(zhi)造不銹(xiu)(xiu)鋼(gang)(gang)管件(jian)的常用(yong)鋼(gang)(gang)板材(cai)料(liao)牌(pai)號和標準見...
在(zai)不(bu)銹鋼(gang)管(guan)(guan)件與管(guan)(guan)子采用(yong)(yong)對(dui)(dui)焊(han)(han)(han)連接的不(bu)銹鋼(gang)對(dui)(dui)焊(han)(han)(han)管(guan)(guan)件中，除無縫鋼(gang)管(guan)(guan)對(dui)(dui)焊(han)(han)(han)管(guan)(guan)件外(wai)，不(bu)銹鋼(gang)管(guan)(guan)件可(ke)采用(yong)(yong)鋼(gang)板或鋼(gang)帶經(jing)過冷(leng)加(jia)工(gong)或熱加(jia)工(gong)成(cheng)形。根據(ju)公(gong)稱尺寸(cun)和制造方法的不(bu)同，允許在(zai)殼體上有(you)一條(tiao)或兩(liang)條(tiao)以上縱向焊(han)(han)(han)縫的焊(han)(han)(han)件，稱為鋼(gang)板制不(bu)銹鋼(gang)對(dui)(dui)焊(han)(han)(han)管(guan)(guan)件。 與管(guan)(guan)件連接的鋼(gang)管(guan)(guan)的壁(bi)厚分(fen)級見表...
在(zai)不(bu)銹鋼(gang)管(guan)件(jian)與(yu)管(guan)子采用對(dui)焊(han)連接的對(dui)焊(han)管(guan)件(jian)中(zhong)，除無縫鋼(gang)管(guan)對(dui)焊(han)管(guan)件(jian)外，管(guan)件(jian)可(ke)采用鋼(gang)板或(huo)鋼(gang)帶經過冷加工(gong)或(huo)熱加工(gong)成形。根據公稱(cheng)尺(chi)寸(cun)和制造方法的不(bu)同，允(yun)許在(zai)殼體上有一條或(huo)兩條以(yi)上縱向焊(han)縫的焊(han)件(jian)，稱(cheng)為鋼(gang)板制不(bu)銹鋼(gang)對(dui)焊(han)管(guan)件(jian)。1.管(guan)件(jian)焊(han)端坡口(kou)(kou) 不(bu)銹鋼(gang)管(guan)件(jian)焊(han)端坡口(kou)(kou)形狀及尺(chi)...
在(zai)管(guan)(guan)件與管(guan)(guan)子采用(yong)對(dui)焊連接(jie)的(de)不(bu)銹(xiu)鋼對(dui)焊管(guan)(guan)件中，除(chu)無縫鋼管(guan)(guan)對(dui)焊管(guan)(guan)件外，不(bu)銹(xiu)鋼管(guan)(guan)件可采用(yong)鋼板或鋼帶經過冷加(jia)(jia)工(gong)或熱加(jia)(jia)工(gong)成(cheng)形(xing)。根據(ju)公稱(cheng)尺寸和制(zhi)(zhi)(zhi)造方法的(de)不(bu)同，允許在(zai)殼體(ti)上有一條或兩條以(yi)上縱(zong)向焊縫的(de)焊件，稱(cheng)為鋼板制(zhi)(zhi)(zhi)不(bu)銹(xiu)鋼對(dui)焊管(guan)(guan)件。1.米制(zhi)(zhi)(zhi)尺寸 a.米制(zhi)(zhi)(zhi)尺寸的(de)管(guan)(guan)件尺寸...
管(guan)(guan)(guan)件(jian)(jian)的尺(chi)寸分(fen)為(wei)以米(mi)(mi)制(zhi)單(dan)(dan)位(wei)(wei)表(biao)示的管(guan)(guan)(guan)件(jian)(jian)和以英制(zhi)單(dan)(dan)位(wei)(wei)表(biao)示的管(guan)(guan)(guan)件(jian)(jian)兩(liang)個系(xi)列。在米(mi)(mi)制(zhi)單(dan)(dan)位(wei)(wei)表(biao)示的管(guan)(guan)(guan)件(jian)(jian)尺(chi)寸中，管(guan)(guan)(guan)件(jian)(jian)端(duan)部(bu)外徑（即與管(guan)(guan)(guan)子(zi)外徑相配的坡口處(chu)外徑）分(fen)為(wei)Ⅰ及(ji)Ⅱ兩(liang)個系(xi)列，Ⅰ系(xi)列為(wei)國際通用系(xi)列。由(you)于(yu)米(mi)(mi)制(zhi)單(dan)(dan)位(wei)(wei)和英制(zhi)單(dan)(dan)位(wei)(wei)的管(guan)(guan)(guan)件(jian)(jian)不(bu)能做到(dao)精確的等(deng)同，因(yin)此使用者必須分(fen)別采(cai)用兩(liang)種(zhong)單(dan)(dan)位(wei)(wei)制(zhi)。對(dui)于(yu)尺(chi)寸為(wei)米(mi)(mi)制(zhi)單(dan)(dan)位(wei)(wei)...
在管(guan)(guan)(guan)件(jian)(jian)與管(guan)(guan)(guan)子采用(yong)對焊(han)(han)連(lian)接的(de)對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)中(zhong)，除無縫(feng)鋼(gang)管(guan)(guan)(guan)對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)外，管(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)板或(huo)鋼(gang)帶(dai)經(jing)過冷(leng)加工或(huo)熱加工成(cheng)形。根(gen)據公(gong)稱(cheng)尺(chi)寸和制造方(fang)法的(de)不(bu)同，允(yun)許在殼體上有一條(tiao)(tiao)或(huo)兩條(tiao)(tiao)以上縱向焊(han)(han)縫(feng)的(de)焊(han)(han)件(jian)(jian)，稱(cheng)為鋼(gang)板制對焊(han)(han)管(guan)(guan)(guan)件(jian)(jian)。 本章涉(she)及DN150～DN1200（NPS6～NPS48）碳(tan)...
管(guan)(guan)件(jian)與管(guan)(guan)子的(de)連接方(fang)(fang)式采(cai)用對(dui)(dui)焊(han)連接的(de)稱(cheng)為(wei)對(dui)(dui)焊(han)管(guan)(guan)件(jian)。在(zai)對(dui)(dui)焊(han)管(guan)(guan)件(jian)中，通常采(cai)用無(wu)(wu)縫鋼管(guan)(guan)推制加工而成的(de)稱(cheng)為(wei)對(dui)(dui)焊(han)無(wu)(wu)縫管(guan)(guan)件(jian)。本章涉及(ji)DN15～DN800（NPS1／2～NPS24）碳(tan)鋼、合金鋼和不銹(xiu)鋼對(dui)(dui)焊(han)無(wu)(wu)縫管(guan)(guan)件(jian)。1.管(guan)(guan)件(jian)的(de)標(biao)志方(fang)(fang)法 管(guan)(guan)件(jian)可采(cai)用低應力(li)鋼印、噴涂、雕刻或標(biao)簽等方(fang)(fang)...
管(guan)件(jian)(jian)與(yu)管(guan)子的連接方式采(cai)用(yong)對(dui)焊連接的稱(cheng)為對(dui)焊管(guan)件(jian)(jian)。在對(dui)焊管(guan)件(jian)(jian)中，通常采(cai)用(yong)無縫(feng)鋼管(guan)推制加工(gong)而成的稱(cheng)為對(dui)焊無縫(feng)管(guan)件(jian)(jian)。本章(zhang)涉及DN15～DN800（NPS1/2～NPS24）碳鋼、合(he)金鋼和不銹鋼對(dui)焊無縫(feng)管(guan)件(jian)(jian)。1.管(guan)件(jian)(jian)的制造 a.管(guan)件(jian)(jian)可采(cai)用(yong)彎曲、擠壓(ya)、推制、模壓(ya)機(ji)械加工(gong)...
