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管(guan)(guan)(guan)件(jian)（按計算其壓力額定(ding)值(zhi)的基準管(guan)(guan)(guan)子(zi)）分(fen)為(wei)Sch80和Sch160兩個等級。根據(ju)配接管(guan)(guan)(guan)子(zi)外(wai)徑(jing)的不(bu)同(tong)選擇(ze)，管(guan)(guan)(guan)件(jian)承(cheng)口內徑(jing)尺(chi)寸（d1）和流通孔(kong)直(zhi)徑(jing)尺(chi)寸（d2）分(fen)別規定(ding)了A、B兩個系(xi)(xi)(xi)列，推薦(jian)優先選用A系(xi)(xi)(xi)列。 同(tong)一(yi)管(guan)(guan)(guan)件(jian)的各承(cheng)口處(chu)尺(chi)寸應同(tong)為(wei)A系(xi)(xi)(xi)列或B系(xi)(xi)(xi)列。但在供需雙方協商...
管(guan)(guan)(guan)件(jian)(jian)與管(guan)(guan)(guan)子的(de)連接方式采用(yong)承(cheng)插焊連接，而(er)工(gong)(gong)藝采用(yong)模鍛成型和切削(xue)加工(gong)(gong)的(de)方法(fa)或棒料加工(gong)(gong)制造的(de)管(guan)(guan)(guan)件(jian)(jian)稱為(wei)鍛鋼制承(cheng)插焊管(guan)(guan)(guan)件(jian)(jian)。這種管(guan)(guan)(guan)件(jian)(jian)的(de)規格(ge)較小，通(tong)常公(gong)稱通(tong)徑范圍為(wei)DN15～DN80。管(guan)(guan)(guan)件(jian)(jian)種類及代號見表10-1。...
在不銹(xiu)鋼(gang)管(guan)(guan)件(jian)(jian)(jian)與管(guan)(guan)子采用對焊(han)(han)(han)連接(jie)的對焊(han)(han)(han)管(guan)(guan)件(jian)(jian)(jian)中，除(chu)無縫鋼(gang)管(guan)(guan)對焊(han)(han)(han)管(guan)(guan)件(jian)(jian)(jian)外，不銹(xiu)鋼(gang)管(guan)(guan)件(jian)(jian)(jian)可(ke)采用鋼(gang)板或(huo)鋼(gang)帶(dai)經過冷(leng)加工或(huo)熱(re)加工成形。根據公稱尺寸和制造方(fang)(fang)法(fa)的不同，允(yun)許(xu)在殼體(ti)上有(you)一條或(huo)兩條以上縱向焊(han)(han)(han)縫的焊(han)(han)(han)件(jian)(jian)(jian)，稱為鋼(gang)板制對焊(han)(han)(han)管(guan)(guan)件(jian)(jian)(jian)。1.管(guan)(guan)件(jian)(jian)(jian)的標(biao)志方(fang)(fang)法(fa) 管(guan)(guan)件(jian)(jian)(jian)可(ke)采用鋼(gang)印、噴(pen)涂等方(fang)(fang)...
在(zai)不(bu)(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)件與管(guan)子采用(yong)(yong)(yong)對(dui)焊連(lian)接的對(dui)焊管(guan)件中，除無縫鋼(gang)(gang)管(guan)對(dui)焊管(guan)件外，不(bu)(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)件可(ke)采用(yong)(yong)(yong)鋼(gang)(gang)板(ban)或鋼(gang)(gang)帶經(jing)過冷(leng)加工或熱加工成形。根(gen)據公稱尺寸和(he)制(zhi)造(zao)(zao)方(fang)法的不(bu)(bu)同，允許在(zai)殼體上(shang)有(you)一條或兩(liang)條以上(shang)縱向焊縫的焊件，稱為鋼(gang)(gang)板(ban)制(zhi)不(bu)(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)對(dui)焊管(guan)件。1.管(guan)件的制(zhi)造(zao)(zao) a.管(guan)件可(ke)采用(yong)(yong)(yong)鋼(gang)(gang)板(ban)或鋼(gang)(gang)...
在(zai)不(bu)銹鋼(gang)管(guan)(guan)(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)(guan)(guan)子采用(yong)對焊連接(jie)的(de)(de)不(bu)銹鋼(gang)對焊管(guan)(guan)(guan)(guan)(guan)件(jian)中，除無縫(feng)鋼(gang)管(guan)(guan)(guan)(guan)(guan)對焊管(guan)(guan)(guan)(guan)(guan)件(jian)外，不(bu)銹鋼(gang)管(guan)(guan)(guan)(guan)(guan)件(jian)可采用(yong)鋼(gang)板(ban)或(huo)鋼(gang)帶經過(guo)冷加工(gong)或(huo)熱加工(gong)成形。根據公稱尺寸(cun)和(he)制造方(fang)法的(de)(de)不(bu)同，允許在(zai)殼體上有(you)一條或(huo)兩條以上縱向焊縫(feng)的(de)(de)焊件(jian)，稱為鋼(gang)板(ban)制對焊管(guan)(guan)(guan)(guan)(guan)件(jian)。1.用(yong)于制造不(bu)銹鋼(gang)管(guan)(guan)(guan)(guan)(guan)件(jian)的(de)(de)常用(yong)鋼(gang)板(ban)材料牌號和(he)標準(zhun)見...
在(zai)不(bu)銹鋼(gang)(gang)(gang)(gang)管(guan)(guan)件(jian)(jian)與管(guan)(guan)子采用對(dui)焊連(lian)接的(de)不(bu)銹鋼(gang)(gang)(gang)(gang)對(dui)焊管(guan)(guan)件(jian)(jian)中，除(chu)無縫鋼(gang)(gang)(gang)(gang)管(guan)(guan)對(dui)焊管(guan)(guan)件(jian)(jian)外，不(bu)銹鋼(gang)(gang)(gang)(gang)管(guan)(guan)件(jian)(jian)可采用鋼(gang)(gang)(gang)(gang)板(ban)或鋼(gang)(gang)(gang)(gang)帶經過冷加(jia)工(gong)或熱加(jia)工(gong)成形。根據公稱尺寸和制(zhi)造方法的(de)不(bu)同，允許在(zai)殼體上(shang)有一條或兩條以上(shang)縱向焊縫的(de)焊件(jian)(jian)，稱為鋼(gang)(gang)(gang)(gang)板(ban)制(zhi)不(bu)銹鋼(gang)(gang)(gang)(gang)對(dui)焊管(guan)(guan)件(jian)(jian)。 與管(guan)(guan)件(jian)(jian)連(lian)接的(de)鋼(gang)(gang)(gang)(gang)管(guan)(guan)的(de)壁(bi)厚(hou)分(fen)級見表...
在不銹(xiu)鋼(gang)管(guan)(guan)件(jian)與管(guan)(guan)子采(cai)(cai)用(yong)對焊(han)連接的對焊(han)管(guan)(guan)件(jian)中，除無縫(feng)鋼(gang)管(guan)(guan)對焊(han)管(guan)(guan)件(jian)外，管(guan)(guan)件(jian)可采(cai)(cai)用(yong)鋼(gang)板或(huo)鋼(gang)帶經(jing)過冷加工或(huo)熱加工成形。根據公(gong)稱(cheng)尺寸和制造(zao)方法的不同，允許在殼體上有(you)一條(tiao)或(huo)兩條(tiao)以上縱(zong)向焊(han)縫(feng)的焊(han)件(jian)，稱(cheng)為鋼(gang)板制不銹(xiu)鋼(gang)對焊(han)管(guan)(guan)件(jian)。1.管(guan)(guan)件(jian)焊(han)端(duan)坡(po)口 不銹(xiu)鋼(gang)管(guan)(guan)件(jian)焊(han)端(duan)坡(po)口形狀及尺...
在管件與管子(zi)采(cai)用對焊連接的不銹(xiu)鋼對焊管件中，除無縫(feng)鋼管對焊管件外(wai)，不銹(xiu)鋼管件可采(cai)用鋼板或(huo)鋼帶(dai)經過冷加工或(huo)熱(re)加工成(cheng)形。根(gen)據公稱(cheng)尺寸和制(zhi)造方(fang)法的不同(tong)，允許在殼體上(shang)有一(yi)條或(huo)兩條以上(shang)縱(zong)向焊縫(feng)的焊件，稱(cheng)為鋼板制(zhi)不銹(xiu)鋼對焊管件。1.米制(zhi)尺寸 a.米制(zhi)尺寸的管件尺寸...
管(guan)(guan)件(jian)(jian)的(de)尺寸(cun)分為(wei)以米制(zhi)單(dan)(dan)位(wei)(wei)(wei)表示(shi)的(de)管(guan)(guan)件(jian)(jian)和以英(ying)制(zhi)單(dan)(dan)位(wei)(wei)(wei)表示(shi)的(de)管(guan)(guan)件(jian)(jian)兩個系(xi)列。在(zai)米制(zhi)單(dan)(dan)位(wei)(wei)(wei)表示(shi)的(de)管(guan)(guan)件(jian)(jian)尺寸(cun)中，管(guan)(guan)件(jian)(jian)端部外徑(jing)（即與(yu)管(guan)(guan)子外徑(jing)相配的(de)坡口(kou)處外徑(jing)）分為(wei)Ⅰ及Ⅱ兩個系(xi)列，Ⅰ系(xi)列為(wei)國際通用(yong)系(xi)列。由于(yu)米制(zhi)單(dan)(dan)位(wei)(wei)(wei)和英(ying)制(zhi)單(dan)(dan)位(wei)(wei)(wei)的(de)管(guan)(guan)件(jian)(jian)不能做(zuo)到精確的(de)等同，因(yin)此(ci)使(shi)用(yong)者必須(xu)分別采用(yong)兩種單(dan)(dan)位(wei)(wei)(wei)制(zhi)。對于(yu)尺寸(cun)為(wei)米制(zhi)單(dan)(dan)位(wei)(wei)(wei)...
在管(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)子采用對(dui)焊(han)連接的對(dui)焊(han)管(guan)(guan)(guan)件(jian)中，除無縫(feng)鋼管(guan)(guan)(guan)對(dui)焊(han)管(guan)(guan)(guan)件(jian)外，管(guan)(guan)(guan)件(jian)可(ke)采用鋼板(ban)或鋼帶經過冷加工或熱(re)加工成形。根據公稱尺寸(cun)和制造方(fang)法的不同，允(yun)許在殼體上有(you)一條或兩條以上縱向(xiang)焊(han)縫(feng)的焊(han)件(jian)，稱為鋼板(ban)制對(dui)焊(han)管(guan)(guan)(guan)件(jian)。 本章涉及DN150～DN1200（NPS6～NPS48）碳(tan)...
管(guan)(guan)(guan)件(jian)與(yu)管(guan)(guan)(guan)子(zi)的連(lian)接方式(shi)采用對(dui)焊連(lian)接的稱為對(dui)焊管(guan)(guan)(guan)件(jian)。在對(dui)焊管(guan)(guan)(guan)件(jian)中，通常采用無縫(feng)鋼(gang)管(guan)(guan)(guan)推制加工而成的稱為對(dui)焊無縫(feng)管(guan)(guan)(guan)件(jian)。本章(zhang)涉及DN15～DN800（NPS1／2～NPS24）碳(tan)鋼(gang)、合(he)金鋼(gang)和不銹鋼(gang)對(dui)焊無縫(feng)管(guan)(guan)(guan)件(jian)。1.管(guan)(guan)(guan)件(jian)的標志方法 管(guan)(guan)(guan)件(jian)可采用低應(ying)力鋼(gang)印(yin)、噴涂、雕刻或標簽(qian)等(deng)方...
管(guan)件(jian)與管(guan)子的(de)連接方式采用(yong)對(dui)(dui)(dui)焊(han)連接的(de)稱為對(dui)(dui)(dui)焊(han)管(guan)件(jian)。在對(dui)(dui)(dui)焊(han)管(guan)件(jian)中(zhong)，通常采用(yong)無(wu)縫(feng)鋼(gang)管(guan)推制(zhi)加(jia)工而(er)成的(de)稱為對(dui)(dui)(dui)焊(han)無(wu)縫(feng)管(guan)件(jian)。本(ben)章(zhang)涉及DN15～DN800（NPS1/2～NPS24）碳鋼(gang)、合金鋼(gang)和(he)不銹鋼(gang)對(dui)(dui)(dui)焊(han)無(wu)縫(feng)管(guan)件(jian)。1.管(guan)件(jian)的(de)制(zhi)造 a.管(guan)件(jian)可采用(yong)彎曲(qu)、擠壓、推制(zhi)、模壓機械加(jia)工...
