NEWS
管(guan)件(jian)（按計算其壓力額(e)定值(zhi)的基準管(guan)子(zi)）分為(wei)Sch80和(he)(he)Sch160兩(liang)個(ge)等級。根(gen)據配接管(guan)子(zi)外徑(jing)(jing)的不同(tong)(tong)選擇，管(guan)件(jian)承口內徑(jing)(jing)尺(chi)寸（d1）和(he)(he)流通孔直徑(jing)(jing)尺(chi)寸（d2）分別規(gui)定了A、B兩(liang)個(ge)系列(lie)，推薦(jian)優先選用A系列(lie)。 同(tong)(tong)一(yi)管(guan)件(jian)的各承口處尺(chi)寸應同(tong)(tong)為(wei)A系列(lie)或B系列(lie)。但在供(gong)需雙方協商...
管件(jian)與管子的連(lian)(lian)接方式采用承(cheng)插焊(han)連(lian)(lian)接，而工(gong)藝(yi)采用模鍛(duan)成(cheng)型和切削加工(gong)的方法或棒料加工(gong)制造的管件(jian)稱(cheng)為(wei)鍛(duan)鋼制承(cheng)插焊(han)管件(jian)。這種管件(jian)的規(gui)格較小，通(tong)常公稱(cheng)通(tong)徑范圍(wei)為(wei)DN15～DN80。管件(jian)種類及代號見表10-1。...
在(zai)不銹鋼管(guan)(guan)件(jian)(jian)與管(guan)(guan)子采(cai)用對焊連接的對焊管(guan)(guan)件(jian)(jian)中(zhong)，除無縫(feng)鋼管(guan)(guan)對焊管(guan)(guan)件(jian)(jian)外，不銹鋼管(guan)(guan)件(jian)(jian)可采(cai)用鋼板或(huo)鋼帶經過冷加(jia)工或(huo)熱加(jia)工成(cheng)形(xing)。根據(ju)公稱(cheng)尺寸(cun)和制造(zao)方(fang)(fang)法的不同，允許(xu)在(zai)殼(ke)體(ti)上有一條或(huo)兩(liang)條以(yi)上縱向焊縫(feng)的焊件(jian)(jian)，稱(cheng)為鋼板制對焊管(guan)(guan)件(jian)(jian)。1.管(guan)(guan)件(jian)(jian)的標(biao)志方(fang)(fang)法 管(guan)(guan)件(jian)(jian)可采(cai)用鋼印、噴涂(tu)等方(fang)(fang)...
在(zai)不(bu)銹鋼(gang)管(guan)件(jian)(jian)與管(guan)子采(cai)用對焊(han)連(lian)接的對焊(han)管(guan)件(jian)(jian)中，除無縫(feng)鋼(gang)管(guan)對焊(han)管(guan)件(jian)(jian)外，不(bu)銹鋼(gang)管(guan)件(jian)(jian)可采(cai)用鋼(gang)板或(huo)鋼(gang)帶經(jing)過冷加工或(huo)熱加工成(cheng)形。根據(ju)公稱(cheng)尺寸(cun)和制造方法的不(bu)同(tong)，允許在(zai)殼(ke)體上有一條或(huo)兩條以上縱(zong)向焊(han)縫(feng)的焊(han)件(jian)(jian)，稱(cheng)為鋼(gang)板制不(bu)銹鋼(gang)對焊(han)管(guan)件(jian)(jian)。1.管(guan)件(jian)(jian)的制造 a.管(guan)件(jian)(jian)可采(cai)用鋼(gang)板或(huo)鋼(gang)...
在不銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)子采用(yong)對焊(han)(han)連接的不銹(xiu)(xiu)(xiu)鋼(gang)(gang)對焊(han)(han)管(guan)(guan)(guan)件(jian)中，除無縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)對焊(han)(han)管(guan)(guan)(guan)件(jian)外(wai)，不銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)(guan)(guan)件(jian)可采用(yong)鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶經過冷加(jia)(jia)工或(huo)熱加(jia)(jia)工成(cheng)形。根據公稱尺寸和制(zhi)造(zao)(zao)方法的不同(tong)，允許在殼(ke)體上有一條或(huo)兩(liang)條以上縱(zong)向焊(han)(han)縫(feng)的焊(han)(han)件(jian)，稱為鋼(gang)(gang)板制(zhi)對焊(han)(han)管(guan)(guan)(guan)件(jian)。1.用(yong)于制(zhi)造(zao)(zao)不銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)(guan)(guan)件(jian)的常用(yong)鋼(gang)(gang)板材料牌號和標準見...
在不銹(xiu)(xiu)(xiu)鋼(gang)管(guan)件與管(guan)子采用(yong)對(dui)焊(han)連接(jie)的不銹(xiu)(xiu)(xiu)鋼(gang)對(dui)焊(han)管(guan)件中(zhong)，除無(wu)縫鋼(gang)管(guan)對(dui)焊(han)管(guan)件外(wai)，不銹(xiu)(xiu)(xiu)鋼(gang)管(guan)件可(ke)采用(yong)鋼(gang)板或(huo)鋼(gang)帶(dai)經(jing)過冷加工(gong)或(huo)熱加工(gong)成形。根據公(gong)稱(cheng)尺寸和制造方(fang)法的不同，允許在殼體上(shang)(shang)有一條(tiao)或(huo)兩條(tiao)以上(shang)(shang)縱向焊(han)縫的焊(han)件，稱(cheng)為(wei)鋼(gang)板制不銹(xiu)(xiu)(xiu)鋼(gang)對(dui)焊(han)管(guan)件。 與管(guan)件連接(jie)的鋼(gang)管(guan)的壁厚(hou)分級見表...
在不銹(xiu)鋼(gang)(gang)管(guan)(guan)件(jian)與管(guan)(guan)子(zi)采(cai)用對焊連接的(de)(de)對焊管(guan)(guan)件(jian)中，除無縫鋼(gang)(gang)管(guan)(guan)對焊管(guan)(guan)件(jian)外，管(guan)(guan)件(jian)可采(cai)用鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶(dai)經過冷(leng)加工(gong)或(huo)熱加工(gong)成形(xing)。根據公稱尺寸和(he)制(zhi)造方法的(de)(de)不同，允(yun)許在殼(ke)體上有一(yi)條或(huo)兩條以上縱向焊縫的(de)(de)焊件(jian)，稱為鋼(gang)(gang)板制(zhi)不銹(xiu)鋼(gang)(gang)對焊管(guan)(guan)件(jian)。1.管(guan)(guan)件(jian)焊端(duan)坡口 不銹(xiu)鋼(gang)(gang)管(guan)(guan)件(jian)焊端(duan)坡口形(xing)狀及尺...
在管(guan)(guan)(guan)件與管(guan)(guan)(guan)子采用(yong)對(dui)焊(han)連接(jie)的(de)不(bu)銹(xiu)(xiu)鋼(gang)(gang)對(dui)焊(han)管(guan)(guan)(guan)件中，除無縫鋼(gang)(gang)管(guan)(guan)(guan)對(dui)焊(han)管(guan)(guan)(guan)件外，不(bu)銹(xiu)(xiu)鋼(gang)(gang)管(guan)(guan)(guan)件可采用(yong)鋼(gang)(gang)板(ban)或鋼(gang)(gang)帶經(jing)過(guo)冷加工或熱(re)加工成(cheng)形(xing)。根(gen)據公(gong)稱(cheng)尺寸(cun)(cun)和制(zhi)(zhi)(zhi)造方法的(de)不(bu)同，允許在殼體(ti)上有(you)一條或兩條以上縱向焊(han)縫的(de)焊(han)件，稱(cheng)為鋼(gang)(gang)板(ban)制(zhi)(zhi)(zhi)不(bu)銹(xiu)(xiu)鋼(gang)(gang)對(dui)焊(han)管(guan)(guan)(guan)件。1.米(mi)制(zhi)(zhi)(zhi)尺寸(cun)(cun) a.米(mi)制(zhi)(zhi)(zhi)尺寸(cun)(cun)的(de)管(guan)(guan)(guan)件尺寸(cun)(cun)...
管(guan)(guan)件(jian)的尺(chi)寸分(fen)為以米(mi)(mi)制(zhi)單(dan)(dan)位表(biao)(biao)示(shi)的管(guan)(guan)件(jian)和以英(ying)制(zhi)單(dan)(dan)位表(biao)(biao)示(shi)的管(guan)(guan)件(jian)兩(liang)(liang)個系列(lie)。在米(mi)(mi)制(zhi)單(dan)(dan)位表(biao)(biao)示(shi)的管(guan)(guan)件(jian)尺(chi)寸中(zhong)，管(guan)(guan)件(jian)端部外(wai)徑（即與(yu)管(guan)(guan)子外(wai)徑相配(pei)的坡(po)口(kou)處外(wai)徑）分(fen)為Ⅰ及(ji)Ⅱ兩(liang)(liang)個系列(lie)，Ⅰ系列(lie)為國際通(tong)用系列(lie)。由于米(mi)(mi)制(zhi)單(dan)(dan)位和英(ying)制(zhi)單(dan)(dan)位的管(guan)(guan)件(jian)不能做(zuo)到精確(que)的等同，因此使用者必須分(fen)別采用兩(liang)(liang)種單(dan)(dan)位制(zhi)。對(dui)于尺(chi)寸為米(mi)(mi)制(zhi)單(dan)(dan)位...
在(zai)管(guan)(guan)件(jian)與管(guan)(guan)子采用對(dui)(dui)焊連接的(de)(de)對(dui)(dui)焊管(guan)(guan)件(jian)中，除無縫鋼(gang)(gang)管(guan)(guan)對(dui)(dui)焊管(guan)(guan)件(jian)外，管(guan)(guan)件(jian)可采用鋼(gang)(gang)板或鋼(gang)(gang)帶經過(guo)冷加工或熱(re)加工成形。根據公(gong)稱(cheng)(cheng)尺(chi)寸和制造(zao)方法的(de)(de)不同，允許在(zai)殼(ke)體上(shang)有(you)一條或兩條以上(shang)縱向(xiang)焊縫的(de)(de)焊件(jian)，稱(cheng)(cheng)為(wei)鋼(gang)(gang)板制對(dui)(dui)焊管(guan)(guan)件(jian)。 本章(zhang)涉及(ji)DN150～DN1200（NPS6～NPS48）碳...
管(guan)(guan)(guan)件(jian)(jian)與管(guan)(guan)(guan)子的連(lian)(lian)接方式采(cai)用對(dui)(dui)焊連(lian)(lian)接的稱為(wei)對(dui)(dui)焊管(guan)(guan)(guan)件(jian)(jian)。在對(dui)(dui)焊管(guan)(guan)(guan)件(jian)(jian)中，通常采(cai)用無縫(feng)鋼管(guan)(guan)(guan)推制加工而成的稱為(wei)對(dui)(dui)焊無縫(feng)管(guan)(guan)(guan)件(jian)(jian)。本章(zhang)涉及DN15～DN800（NPS1／2～NPS24）碳鋼、合金(jin)鋼和不銹鋼對(dui)(dui)焊無縫(feng)管(guan)(guan)(guan)件(jian)(jian)。1.管(guan)(guan)(guan)件(jian)(jian)的標(biao)(biao)志(zhi)方法 管(guan)(guan)(guan)件(jian)(jian)可采(cai)用低(di)應力鋼印、噴涂、雕刻或標(biao)(biao)簽等方...
管(guan)(guan)件與(yu)管(guan)(guan)子的連(lian)接方式采(cai)用(yong)對(dui)焊(han)(han)連(lian)接的稱為對(dui)焊(han)(han)管(guan)(guan)件。在對(dui)焊(han)(han)管(guan)(guan)件中，通常采(cai)用(yong)無(wu)縫鋼管(guan)(guan)推制(zhi)加(jia)工而成(cheng)的稱為對(dui)焊(han)(han)無(wu)縫管(guan)(guan)件。本章涉及DN15～DN800（NPS1/2～NPS24）碳鋼、合金鋼和不銹鋼對(dui)焊(han)(han)無(wu)縫管(guan)(guan)件。1.管(guan)(guan)件的制(zhi)造 a.管(guan)(guan)件可采(cai)用(yong)彎(wan)曲、擠(ji)壓、推制(zhi)、模(mo)壓機械加(jia)工...
