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焊管與無縫鋼管的區別-佛山市星大盛機械

發布時間:  2022/3/8
有縫(feng)的(de)鋼管(guan)(guan)叫焊管(guan)(guan),按焊縫(feng)分為:直縫(feng)焊管(guan)(guan)、螺旋焊管(guan)(guan)。

一、管材的分類(lei) 佛(fo)山市星(xing)大盛(sheng)機械(焊管機組(zu)配套中心)18928545835

1、按生產(chan)方法分類

(1)無縫管(guan)(guan)(guan)——熱軋管(guan)(guan)(guan)、冷(leng)軋管(guan)(guan)(guan)、冷(leng)拔管(guan)(guan)(guan)、擠壓管(guan)(guan)(guan)、頂管(guan)(guan)(guan)

(2)焊(han)管(guan)(a)按(an)工藝分(fen)——電弧(hu)焊(han)管(guan)、電阻焊(han)管(guan)(高頻(pin)、低頻(pin))、氣焊(han)管(guan)、爐焊(han)管(guan)(b)按(an)焊(han)縫分(fen)——直縫焊(han)管(guan)、螺(luo)旋焊(han)管(guan)

2、按斷(duan)面(mian)形狀分類(lei)

(1)簡單斷面鋼(gang)(gang)(gang)(gang)管(guan)(guan)——圓形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、方形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、橢(tuo)圓形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、三角(jiao)形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、六角(jiao)形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、菱形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、八角(jiao)形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、半圓形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)圓、其他

(2)復雜(za)斷面鋼(gang)(gang)(gang)管(guan)(guan)——不等邊(bian)六(liu)角形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、五(wu)瓣梅花形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、雙凸形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、雙凹形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、瓜子形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、圓錐形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、波(bo)紋(wen)形(xing)(xing)鋼(gang)(gang)(gang)管(guan)(guan)、表殼鋼(gang)(gang)(gang)管(guan)(guan)、其他

3、按壁(bi)(bi)厚(hou)分類(lei)(lei)——薄(bo)壁(bi)(bi)鋼(gang)管(guan)(guan)、厚(hou)壁(bi)(bi)鋼(gang)管(guan)(guan)4、按用(yong)(yong)途(tu)分類(lei)(lei)——管(guan)(guan)道(dao)用(yong)(yong)鋼(gang)管(guan)(guan)、熱工(gong)設備用(yong)(yong)鋼(gang)管(guan)(guan)、機械工(gong)業用(yong)(yong)鋼(gang)管(guan)(guan)、石油、地質鉆(zhan)探用(yong)(yong)鋼(gang)管(guan)(guan)、容器鋼(gang)管(guan)(guan)、化學工(gong)業用(yong)(yong)鋼(gang)管(guan)(guan)、特殊用(yong)(yong)途(tu)鋼(gang)管(guan)(guan)、其他


二、無縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)是(shi)一種具(ju)有(you)(you)中(zhong)空截(jie)面(mian)、周邊沒有(you)(you)接縫(feng)的長條(tiao)鋼(gang)(gang)材。鋼(gang)(gang)管(guan)(guan)(guan)具(ju)有(you)(you)中(zhong)空截(jie)面(mian),大量用(yong)(yong)作(zuo)輸送(song)流體(ti)的管(guan)(guan)(guan)道,如(ru)(ru)輸送(song)石(shi)油、天(tian)然氣、煤氣、水及某(mou)些(xie)(xie)固體(ti)物料(liao)的管(guan)(guan)(guan)道等。鋼(gang)(gang)管(guan)(guan)(guan)與圓(yuan)鋼(gang)(gang)等實(shi)心鋼(gang)(gang)材相比(bi),在抗彎(wan)抗扭強(qiang)度(du)相同時(shi),重量較(jiao)輕,是(shi)一種經濟截(jie)面(mian)鋼(gang)(gang)材,廣泛用(yong)(yong)于制(zhi)造(zao)結構件(jian)和(he)(he)機(ji)械(xie)零件(jian),如(ru)(ru)石(shi)油鉆桿(gan)、汽車(che)傳動軸、自行車(che)架以及建筑施工中(zhong)用(yong)(yong)的鋼(gang)(gang)腳手架等。用(yong)(yong)鋼(gang)(gang)管(guan)(guan)(guan)制(zhi)造(zao)環(huan)形零件(jian),可提(ti)高材料(liao)利用(yong)(yong)率,簡化制(zhi)造(zao)工序,節約材料(liao)和(he)(he)加工工時(shi),如(ru)(ru)滾動軸承(cheng)(cheng)套圈、千斤頂套等,目前(qian)已廣泛用(yong)(yong)鋼(gang)(gang)管(guan)(guan)(guan)來制(zhi)造(zao)。鋼(gang)(gang)管(guan)(guan)(guan)還(huan)是(shi)各種常規武器(qi)不(bu)可缺少的材料(liao),槍(qiang)管(guan)(guan)(guan)、炮筒等都要鋼(gang)(gang)管(guan)(guan)(guan)來制(zhi)造(zao)。鋼(gang)(gang)管(guan)(guan)(guan)按橫截(jie)面(mian)積(ji)形狀的不(bu)同可分為圓(yuan)管(guan)(guan)(guan)和(he)(he)異(yi)型管(guan)(guan)(guan)。由于在周長相等的條(tiao)件(jian)下,圓(yuan)面(mian)積(ji)最大,用(yong)(yong)圓(yuan)形管(guan)(guan)(guan)可以輸送(song)更(geng)多的流體(ti)。此外,圓(yuan)環(huan)截(jie)面(mian)在承(cheng)(cheng)受內部或外部徑向壓(ya)力(li)時(shi),受力(li)較(jiao)均(jun)勻(yun),因此,絕大多數鋼(gang)(gang)管(guan)(guan)(guan)是(shi)圓(yuan)管(guan)(guan)(guan)。但是(shi),圓(yuan)管(guan)(guan)(guan)也有(you)(you)一定的局限性,如(ru)(ru)在受平面(mian)彎(wan)曲的條(tiao)件(jian)下,圓(yuan)管(guan)(guan)(guan)就(jiu)不(bu)如(ru)(ru)方、矩形管(guan)(guan)(guan)抗彎(wan)強(qiang)度(du)大,一些(xie)(xie)農機(ji)具(ju)骨架、鋼(gang)(gang)木家具(ju)等就(jiu)常用(yong)(yong)方、矩形管(guan)(guan)(guan)。根據不(bu)同用(yong)(yong)途(tu)還(huan)需有(you)(you)其(qi)他截(jie)面(mian)形狀的異(yi)型鋼(gang)(gang)管(guan)(guan)(guan)。

1.結(jie)構用(yong)無縫(feng)鋼管(guan)(GB/T8162-1999)是用(yong)于一般結(jie)構和(he)機械結(jie)構的無縫(feng)鋼管(guan)。

2.流體輸送(song)用無縫(feng)鋼管(GB/T8163-1999)是用于輸送(song)水、油(you)、氣等流體的一般無縫(feng)鋼管。

3.低(di)中(zhong)壓鍋(guo)爐(lu)用無縫(feng)鋼管(guan)(guan)(GB3087-1999)是用于制造各種(zhong)結構(gou)低(di)中(zhong)壓鍋(guo)爐(lu)過熱蒸汽(qi)管(guan)(guan)、沸水管(guan)(guan)及機(ji)車鍋(guo)爐(lu)用過熱蒸汽(qi)管(guan)(guan)、大煙(yan)(yan)管(guan)(guan)、小煙(yan)(yan)管(guan)(guan)和拱磚管(guan)(guan)用的優質碳素(su)結構(gou)鋼熱軋和冷拔(軋)無縫(feng)鋼管(guan)(guan)。

4.高壓鍋爐(lu)用(yong)無(wu)縫鋼管(guan)(guan)(GB5310-1995)是用(yong)于制(zhi)造高壓及(ji)其以上(shang)壓力的(de)水管(guan)(guan)鍋爐(lu)受(shou)熱面(mian)用(yong)的(de)優質碳素鋼、合(he)金鋼和不銹耐熱鋼無(wu)縫鋼管(guan)(guan)。

5.化(hua)(hua)肥(fei)設備(bei)用(yong)高壓(ya)無(wu)縫鋼(gang)管(GB6479-86)是適用(yong)于工(gong)作(zuo)(zuo)溫度為(wei)-40~400℃、工(gong)作(zuo)(zuo)壓(ya)力(li)為(wei)10~30Ma的(de)化(hua)(hua)工(gong)設備(bei)和管道的(de)優(you)質碳(tan)素結構鋼(gang)和合金鋼(gang)無(wu)縫鋼(gang)管。

6.石油裂化(hua)用(yong)無(wu)縫(feng)鋼(gang)管(guan)(GB9948-88)是適用(yong)于石油精煉廠的(de)爐管(guan)、熱(re)交換(huan)器(qi)和管(guan)道無(wu)縫(feng)鋼(gang)管(guan)

7.地質(zhi)鉆(zhan)探(tan)用鋼(gang)管(guan)(YB235-70)是(shi)供地質(zhi)部門進行巖心鉆(zhan)探(tan)使用的鋼(gang)管(guan),按用途可分為鉆(zhan)桿、鉆(zhan)鋌(ting)、巖心管(guan)、套(tao)管(guan)和沉淀管(guan)等。

8.金(jin)剛(gang)石(shi)巖芯(xin)鉆探(tan)用無縫鋼(gang)(gang)管(GB3423-82)是(shi)用于金(jin)剛(gang)石(shi)巖芯(xin)鉆探(tan)的(de)鉆桿、巖心桿、套(tao)管的(de)無縫鋼(gang)(gang)管。

9.石油(you)鉆探(tan)管(guan)(guan)(guan)(YB528-65)是(shi)用于石油(you)鉆探(tan)兩端內加厚或外加厚的(de)無縫(feng)鋼管(guan)(guan)(guan)。鋼管(guan)(guan)(guan)分車(che)絲和不車(che)絲兩種,車(che)絲管(guan)(guan)(guan)用接(jie)頭聯結,不車(che)絲管(guan)(guan)(guan)用對(dui)焊的(de)方法與工具(ju)接(jie)頭聯結。

10.船舶用(yong)碳鋼(gang)(gang)無縫鋼(gang)(gang)管(guan)(guan)(GB5213-85)是制造船舶I級(ji)耐壓管(guan)(guan)系、Ⅱ級(ji)耐壓管(guan)(guan)系、鍋爐及(ji)過熱器用(yong)的碳素(su)鋼(gang)(gang)無縫鋼(gang)(gang)管(guan)(guan)。碳素(su)鋼(gang)(gang)無縫鋼(gang)(gang)管(guan)(guan)管(guan)(guan)壁工作溫(wen)度不超過450℃,合(he)金鋼(gang)(gang)無縫鋼(gang)(gang)管(guan)(guan)管(guan)(guan)壁工作溫(wen)度超過450℃。

11.汽(qi)車半軸套管(guan)用無縫鋼(gang)(gang)(gang)管(guan)(GB3088-82)是制造(zao)汽(qi)車半軸套管(guan)及驅動橋橋殼軸管(guan)用的優質碳素結構(gou)鋼(gang)(gang)(gang)和合金結構(gou)鋼(gang)(gang)(gang)熱軋無縫鋼(gang)(gang)(gang)管(guan)。

12.柴油機用(yong)高壓油管(guan)(GB3093-86)是制(zhi)造柴油機噴射系統(tong)高壓管(guan)用(yong)的冷(leng)拔無縫鋼管(guan)。

13.液壓和(he)氣(qi)動(dong)缸(gang)筒用精密(mi)(mi)(mi)內徑無縫鋼(gang)管(guan)(GB8713-88)是制(zhi)造液壓和(he)氣(qi)動(dong)缸(gang)筒用的具有精密(mi)(mi)(mi)內徑尺寸的冷拔或(huo)冷軋(ya)精密(mi)(mi)(mi)無縫鋼(gang)管(guan)。

14.冷(leng)(leng)拔(ba)或冷(leng)(leng)軋精密(mi)無縫鋼管(GB3639-83)是用(yong)(yong)于(yu)機械(xie)結(jie)構(gou)、液壓設備的尺寸精度(du)高和表面光潔度(du)好(hao)的冷(leng)(leng)拔(ba)或冷(leng)(leng)軋精密(mi)無縫鋼管。選用(yong)(yong)精密(mi)無縫鋼管制造機械(xie)結(jie)構(gou)或液壓設備等,可以大大節約機械(xie)加工工時(shi)(shi),提高材(cai)料利用(yong)(yong)率(lv),同時(shi)(shi)有利于(yu)提高產品質(zhi)量(liang)。

15.結構用(yong)不銹鋼無縫鋼管(GB/T14975-1994)是廣(guang)泛用(yong)于化工、石油、輕紡、醫療、食品(pin)、機械等工業的耐腐蝕管道和結構件及零件的不銹鋼制成的熱軋(ya)(擠(ji)、擴(kuo))和冷拔(軋(ya))無縫鋼管。

16.流(liu)體(ti)(ti)輸(shu)送用不(bu)銹(xiu)鋼無縫(feng)(feng)鋼管(guan)(GB/T14976-1994)是用于輸(shu)送流(liu)體(ti)(ti)的不(bu)銹(xiu)鋼制(zhi)成的熱軋(擠(ji)、擴)和(he)冷(leng)拔(軋)無縫(feng)(feng)鋼管(guan)。

17.異(yi)(yi)型(xing)(xing)無(wu)縫(feng)鋼管(guan)(guan)(guan)是(shi)除了圓(yuan)管(guan)(guan)(guan)以(yi)外(wai)的(de)(de)其他截面形狀的(de)(de)無(wu)縫(feng)鋼管(guan)(guan)(guan)的(de)(de)總稱。按鋼管(guan)(guan)(guan)截面形狀尺寸(cun)的(de)(de)不(bu)同又(you)可分為等壁(bi)厚(hou)異(yi)(yi)型(xing)(xing)無(wu)縫(feng)鋼管(guan)(guan)(guan)(代號(hao)為D)、不(bu)等壁(bi)厚(hou)異(yi)(yi)型(xing)(xing)無(wu)縫(feng)鋼管(guan)(guan)(guan)(代號(hao)為BD)、變直徑異(yi)(yi)型(xing)(xing)無(wu)縫(feng)鋼管(guan)(guan)(guan)(代號(hao)為BJ)。異(yi)(yi)型(xing)(xing)無(wu)縫(feng)鋼管(guan)(guan)(guan)廣泛用(yong)于各種結構件、工具和機械零部件。和圓(yuan)管(guan)(guan)(guan)相比,異(yi)(yi)型(xing)(xing)管(guan)(guan)(guan)一般都(dou)有較(jiao)大的(de)(de)慣性矩和截面模數(shu),有較(jiao)大的(de)(de)抗(kang)彎抗(kang)扭能力,可以(yi)大大減輕(qing)結構重量,節約(yue)鋼材。

佛山市星大盛機械(焊(han)管(guan)機組配套中心)18928545835
三、焊(han)(han)(han)接鋼(gang)(gang)管(guan)(guan)(guan)焊(han)(han)(han)接鋼(gang)(gang)管(guan)(guan)(guan)也稱焊(han)(han)(han)管(guan)(guan)(guan),是(shi)用鋼(gang)(gang)板或鋼(gang)(gang)帶(dai)經(jing)過卷曲成(cheng)型(xing)后(hou)焊(han)(han)(han)接制成(cheng)的(de)(de)(de)鋼(gang)(gang)管(guan)(guan)(guan)。焊(han)(han)(han)接鋼(gang)(gang)管(guan)(guan)(guan)生(sheng)(sheng)產工藝(yi)簡單(dan),生(sheng)(sheng)產效率高(gao),品種規格多,設備資(zi)金少,但一(yi)般(ban)(ban)強度(du)(du)低于無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan)。20世紀30年代以來,隨著優質帶(dai)鋼(gang)(gang)連軋生(sheng)(sheng)產的(de)(de)(de)迅速發展(zhan)以及焊(han)(han)(han)接和檢驗技術(shu)的(de)(de)(de)進(jin)步,焊(han)(han)(han)縫(feng)(feng)(feng)質量不斷提高(gao),焊(han)(han)(han)接鋼(gang)(gang)管(guan)(guan)(guan)的(de)(de)(de)品種規格日益增(zeng)多,并在越(yue)來越(yue)多的(de)(de)(de)領(ling)域代替了無(wu)縫(feng)(feng)(feng)鋼(gang)(gang)管(guan)(guan)(guan)。焊(han)(han)(han)接鋼(gang)(gang)管(guan)(guan)(guan)按焊(han)(han)(han)縫(feng)(feng)(feng)的(de)(de)(de)形式分為直(zhi)縫(feng)(feng)(feng)焊(han)(han)(han)管(guan)(guan)(guan)和螺旋(xuan)焊(han)(han)(han)管(guan)(guan)(guan)。直(zhi)縫(feng)(feng)(feng)焊(han)(han)(han)管(guan)(guan)(guan)生(sheng)(sheng)產工藝(yi)簡單(dan),生(sheng)(sheng)產效率高(gao),成(cheng)本低,發展(zhan)較(jiao)快。螺旋(xuan)焊(han)(han)(han)管(guan)(guan)(guan)的(de)(de)(de)強度(du)(du)一(yi)般(ban)(ban)比直(zhi)縫(feng)(feng)(feng)焊(han)(han)(han)管(guan)(guan)(guan)高(gao),能用較(jiao)窄的(de)(de)(de)坯料生(sheng)(sheng)產管(guan)(guan)(guan)徑較(jiao)大(da)的(de)(de)(de)焊(han)(han)(han)管(guan)(guan)(guan),還可以用同(tong)(tong)樣寬度(du)(du)的(de)(de)(de)坯料生(sheng)(sheng)產管(guan)(guan)(guan)徑不同(tong)(tong)的(de)(de)(de)焊(han)(han)(han)管(guan)(guan)(guan)。但是(shi)與相同(tong)(tong)長度(du)(du)的(de)(de)(de)直(zhi)縫(feng)(feng)(feng)管(guan)(guan)(guan)相比,焊(han)(han)(han)縫(feng)(feng)(feng)長度(du)(du)增(zeng)加30~100%,而(er)且生(sheng)(sheng)產速度(du)(du)較(jiao)低。因此,較(jiao)小口(kou)徑的(de)(de)(de)焊(han)(han)(han)管(guan)(guan)(guan)大(da)都采用直(zhi)縫(feng)(feng)(feng)焊(han)(han)(han),大(da)口(kou)徑焊(han)(han)(han)管(guan)(guan)(guan)則大(da)多采用螺旋(xuan)焊(han)(han)(han)。


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