NEWS
管件(jian)（按計算其壓力額定(ding)值(zhi)的(de)基準管子(zi)(zi)）分為Sch80和Sch160兩個等(deng)級。根據配接管子(zi)(zi)外徑(jing)的(de)不同選(xuan)擇，管件(jian)承(cheng)口內(nei)徑(jing)尺(chi)寸（d1）和流(liu)通孔(kong)直(zhi)徑(jing)尺(chi)寸（d2）分別規定(ding)了A、B兩個系列(lie)(lie)，推薦優先選(xuan)用A系列(lie)(lie)。 同一管件(jian)的(de)各承(cheng)口處尺(chi)寸應同為A系列(lie)(lie)或B系列(lie)(lie)。但在供(gong)需(xu)雙方協商...
管件(jian)與管子的(de)連(lian)(lian)接方式采用(yong)承(cheng)插(cha)焊連(lian)(lian)接，而(er)工藝采用(yong)模鍛成型(xing)和(he)切削加工的(de)方法或棒料加工制造(zao)的(de)管件(jian)稱為鍛鋼制承(cheng)插(cha)焊管件(jian)。這種管件(jian)的(de)規格較小，通常公稱通徑(jing)范圍(wei)為DN15～DN80。管件(jian)種類及(ji)代(dai)號見表10-1。...
在(zai)不(bu)銹(xiu)鋼管(guan)(guan)(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)(guan)(guan)子(zi)采(cai)(cai)用對焊連接的對焊管(guan)(guan)(guan)(guan)(guan)件(jian)中，除無縫鋼管(guan)(guan)(guan)(guan)(guan)對焊管(guan)(guan)(guan)(guan)(guan)件(jian)外(wai)，不(bu)銹(xiu)鋼管(guan)(guan)(guan)(guan)(guan)件(jian)可采(cai)(cai)用鋼板或鋼帶經過冷加(jia)工(gong)或熱加(jia)工(gong)成(cheng)形。根據公稱尺(chi)寸和制造方(fang)法的不(bu)同，允許(xu)在(zai)殼體上有一條或兩條以上縱向焊縫的焊件(jian)，稱為(wei)鋼板制對焊管(guan)(guan)(guan)(guan)(guan)件(jian)。1.管(guan)(guan)(guan)(guan)(guan)件(jian)的標志(zhi)方(fang)法 管(guan)(guan)(guan)(guan)(guan)件(jian)可采(cai)(cai)用鋼印(yin)、噴涂等方(fang)...
在(zai)不(bu)銹鋼(gang)管(guan)(guan)(guan)件(jian)(jian)(jian)與管(guan)(guan)(guan)子采用對(dui)焊(han)連(lian)接的(de)(de)對(dui)焊(han)管(guan)(guan)(guan)件(jian)(jian)(jian)中，除無縫鋼(gang)管(guan)(guan)(guan)對(dui)焊(han)管(guan)(guan)(guan)件(jian)(jian)(jian)外，不(bu)銹鋼(gang)管(guan)(guan)(guan)件(jian)(jian)(jian)可采用鋼(gang)板(ban)或(huo)鋼(gang)帶經過冷加工或(huo)熱加工成形。根據公稱尺寸和制造(zao)方法(fa)的(de)(de)不(bu)同，允許在(zai)殼體上(shang)有一條或(huo)兩條以上(shang)縱向(xiang)焊(han)縫的(de)(de)焊(han)件(jian)(jian)(jian)，稱為鋼(gang)板(ban)制不(bu)銹鋼(gang)對(dui)焊(han)管(guan)(guan)(guan)件(jian)(jian)(jian)。1.管(guan)(guan)(guan)件(jian)(jian)(jian)的(de)(de)制造(zao) a.管(guan)(guan)(guan)件(jian)(jian)(jian)可采用鋼(gang)板(ban)或(huo)鋼(gang)...
在不(bu)(bu)銹鋼(gang)(gang)管(guan)(guan)(guan)(guan)件(jian)(jian)與管(guan)(guan)(guan)(guan)子(zi)采用(yong)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)(guan)件(jian)(jian)中，除無縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)對(dui)焊(han)(han)管(guan)(guan)(guan)(guan)件(jian)(jian)外(wai)，不(bu)(bu)銹鋼(gang)(gang)管(guan)(guan)(guan)(guan)件(jian)(jian)可采用(yong)鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶經過冷加工或(huo)熱(re)加工成形。根據公稱(cheng)(cheng)尺(chi)寸和制造(zao)方(fang)法的(de)不(bu)(bu)同，允許在殼體上(shang)(shang)有一條或(huo)兩(liang)條以上(shang)(shang)縱向焊(han)(han)縫的(de)焊(han)(han)件(jian)(jian)，稱(cheng)(cheng)為鋼(gang)(gang)板制對(dui)焊(han)(han)管(guan)(guan)(guan)(guan)件(jian)(jian)。1.用(yong)于制造(zao)不(bu)(bu)銹鋼(gang)(gang)管(guan)(guan)(guan)(guan)件(jian)(jian)的(de)常用(yong)鋼(gang)(gang)板材料牌號和標準見...
在不(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)件(jian)(jian)(jian)與(yu)(yu)管(guan)子采用(yong)對(dui)(dui)焊連接(jie)的不(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)對(dui)(dui)焊管(guan)件(jian)(jian)(jian)中，除無縫鋼(gang)(gang)管(guan)對(dui)(dui)焊管(guan)件(jian)(jian)(jian)外，不(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)管(guan)件(jian)(jian)(jian)可采用(yong)鋼(gang)(gang)板或(huo)鋼(gang)(gang)帶經過(guo)冷加工或(huo)熱加工成形。根據公稱尺(chi)寸(cun)和制(zhi)造方法的不(bu)同，允許在殼體上有一(yi)條(tiao)或(huo)兩(liang)條(tiao)以上縱向焊縫的焊件(jian)(jian)(jian)，稱為鋼(gang)(gang)板制(zhi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)(gang)對(dui)(dui)焊管(guan)件(jian)(jian)(jian)。 與(yu)(yu)管(guan)件(jian)(jian)(jian)連接(jie)的鋼(gang)(gang)管(guan)的壁厚分級見表...
在不銹鋼(gang)管(guan)件(jian)(jian)與(yu)管(guan)子采用對(dui)焊(han)連接的對(dui)焊(han)管(guan)件(jian)(jian)中，除無縫鋼(gang)管(guan)對(dui)焊(han)管(guan)件(jian)(jian)外(wai)，管(guan)件(jian)(jian)可采用鋼(gang)板或(huo)鋼(gang)帶(dai)經過冷(leng)加工(gong)(gong)或(huo)熱加工(gong)(gong)成形。根據公稱尺(chi)寸(cun)和制(zhi)造方法的不同(tong)，允許在殼(ke)體上(shang)有一(yi)條(tiao)或(huo)兩條(tiao)以上(shang)縱向焊(han)縫的焊(han)件(jian)(jian)，稱為鋼(gang)板制(zhi)不銹鋼(gang)對(dui)焊(han)管(guan)件(jian)(jian)。1.管(guan)件(jian)(jian)焊(han)端坡口(kou) 不銹鋼(gang)管(guan)件(jian)(jian)焊(han)端坡口(kou)形狀及尺(chi)...
在(zai)管(guan)(guan)(guan)(guan)件(jian)與管(guan)(guan)(guan)(guan)子采用對焊(han)(han)(han)連接的不銹(xiu)鋼(gang)(gang)對焊(han)(han)(han)管(guan)(guan)(guan)(guan)件(jian)中，除無縫鋼(gang)(gang)管(guan)(guan)(guan)(guan)對焊(han)(han)(han)管(guan)(guan)(guan)(guan)件(jian)外，不銹(xiu)鋼(gang)(gang)管(guan)(guan)(guan)(guan)件(jian)可(ke)采用鋼(gang)(gang)板(ban)或(huo)(huo)鋼(gang)(gang)帶經過(guo)冷加工或(huo)(huo)熱加工成形。根據(ju)公稱尺(chi)(chi)(chi)寸和制(zhi)造方法的不同，允許(xu)在(zai)殼體上(shang)有一(yi)條(tiao)或(huo)(huo)兩(liang)條(tiao)以上(shang)縱向焊(han)(han)(han)縫的焊(han)(han)(han)件(jian)，稱為鋼(gang)(gang)板(ban)制(zhi)不銹(xiu)鋼(gang)(gang)對焊(han)(han)(han)管(guan)(guan)(guan)(guan)件(jian)。1.米制(zhi)尺(chi)(chi)(chi)寸 a.米制(zhi)尺(chi)(chi)(chi)寸的管(guan)(guan)(guan)(guan)件(jian)尺(chi)(chi)(chi)寸...
管件(jian)(jian)的尺寸(cun)分為以米制單位(wei)(wei)表(biao)示的管件(jian)(jian)和以英(ying)制單位(wei)(wei)表(biao)示的管件(jian)(jian)兩(liang)個系列(lie)(lie)。在(zai)米制單位(wei)(wei)表(biao)示的管件(jian)(jian)尺寸(cun)中，管件(jian)(jian)端(duan)部外徑(jing)（即與管子外徑(jing)相配的坡口處外徑(jing)）分為Ⅰ及Ⅱ兩(liang)個系列(lie)(lie)，Ⅰ系列(lie)(lie)為國際通用(yong)系列(lie)(lie)。由于米制單位(wei)(wei)和英(ying)制單位(wei)(wei)的管件(jian)(jian)不能做到精確(que)的等同，因此使(shi)用(yong)者必須分別(bie)采用(yong)兩(liang)種(zhong)單位(wei)(wei)制。對于尺寸(cun)為米制單位(wei)(wei)...
在管(guan)(guan)(guan)件與管(guan)(guan)(guan)子采(cai)(cai)用對焊(han)(han)(han)連接的(de)(de)對焊(han)(han)(han)管(guan)(guan)(guan)件中(zhong)，除無縫鋼(gang)管(guan)(guan)(guan)對焊(han)(han)(han)管(guan)(guan)(guan)件外，管(guan)(guan)(guan)件可采(cai)(cai)用鋼(gang)板或(huo)(huo)鋼(gang)帶經過(guo)冷加(jia)工或(huo)(huo)熱(re)加(jia)工成形。根據公稱尺(chi)寸和制(zhi)(zhi)造方法的(de)(de)不同，允許(xu)在殼體上(shang)(shang)有一條或(huo)(huo)兩條以上(shang)(shang)縱向焊(han)(han)(han)縫的(de)(de)焊(han)(han)(han)件，稱為(wei)鋼(gang)板制(zhi)(zhi)對焊(han)(han)(han)管(guan)(guan)(guan)件。 本章(zhang)涉及DN150～DN1200（NPS6～NPS48）碳...
管(guan)(guan)件(jian)(jian)與管(guan)(guan)子的(de)(de)連(lian)接(jie)方(fang)(fang)式采用(yong)對焊(han)(han)連(lian)接(jie)的(de)(de)稱為對焊(han)(han)管(guan)(guan)件(jian)(jian)。在(zai)對焊(han)(han)管(guan)(guan)件(jian)(jian)中，通常采用(yong)無(wu)縫(feng)(feng)鋼(gang)(gang)管(guan)(guan)推制加(jia)工(gong)而成的(de)(de)稱為對焊(han)(han)無(wu)縫(feng)(feng)管(guan)(guan)件(jian)(jian)。本(ben)章涉及DN15～DN800（NPS1／2～NPS24）碳鋼(gang)(gang)、合金鋼(gang)(gang)和不(bu)銹鋼(gang)(gang)對焊(han)(han)無(wu)縫(feng)(feng)管(guan)(guan)件(jian)(jian)。1.管(guan)(guan)件(jian)(jian)的(de)(de)標(biao)志方(fang)(fang)法 管(guan)(guan)件(jian)(jian)可采用(yong)低(di)應力鋼(gang)(gang)印、噴涂、雕刻或(huo)標(biao)簽等方(fang)(fang)...
管(guan)(guan)件(jian)與管(guan)(guan)子的(de)連(lian)接方式(shi)采用對(dui)焊(han)連(lian)接的(de)稱為對(dui)焊(han)管(guan)(guan)件(jian)。在(zai)對(dui)焊(han)管(guan)(guan)件(jian)中，通常(chang)采用無(wu)縫(feng)(feng)鋼(gang)(gang)管(guan)(guan)推制(zhi)加(jia)工而成的(de)稱為對(dui)焊(han)無(wu)縫(feng)(feng)管(guan)(guan)件(jian)。本章涉(she)及DN15～DN800（NPS1/2～NPS24）碳鋼(gang)(gang)、合金鋼(gang)(gang)和不銹(xiu)鋼(gang)(gang)對(dui)焊(han)無(wu)縫(feng)(feng)管(guan)(guan)件(jian)。1.管(guan)(guan)件(jian)的(de)制(zhi)造 a.管(guan)(guan)件(jian)可(ke)采用彎(wan)曲、擠壓、推制(zhi)、模壓機械(xie)加(jia)工...
