35號鋼管生產方法

具有空(kong)心截(jie)(jie)面(mian)，其長度遠大于直徑或周(zhou)長的鋼(gang)(gang)(gang)材。按(an)截(jie)(jie)面(mian)形狀分(fen)(fen)(fen)為(wei)(wei)圓(yuan)形、方形、矩形和(he)異(yi)形鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan);按(an)材質(zhi)分(fen)(fen)(fen)為(wei)(wei)碳素結(jie)(jie)構(gou)鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)、低合金(jin)結(jie)(jie)構(gou)鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)、合金(jin)鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)和(he)復合鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan);按(an)用(yong)(yong)途分(fen)(fen)(fen)為(wei)(wei)輸(shu)送管(guan)(guan)(guan)(guan)道用(yong)(yong)、工(gong)程結(jie)(jie)構(gou)用(yong)(yong)、熱工(gong)設備用(yong)(yong)、石油化(hua)工(gong)工(gong)業用(yong)(yong)、機械制造用(yong)(yong)、地質(zhi)鉆探用(yong)(yong)、高壓(ya)設備用(yong)(yong)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)等;按(an)生(sheng)產(chan)工(gong)藝(yi)分(fen)(fen)(fen)為(wei)(wei)無縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)和(he)焊接鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，其中無縫(feng)鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)又分(fen)(fen)(fen)熱軋和(he)冷軋(拔)兩種，焊接鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)又分(fen)(fen)(fen)直縫(feng)焊接鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)和(he)螺旋縫(feng)焊接鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)。

35號鋼管不(bu)僅用(yong)于輸送流體(ti)和(he)(he)(he)粉狀固體(ti)、交換熱能、制(zhi)造(zao)機(ji)械(xie)零件和(he)(he)(he)容器，它還是一(yi)種經濟鋼(gang)(gang)(gang)材。用(yong)鋼(gang)(gang)(gang)管制(zhi)造(zao)建筑結(jie)構網架、支柱和(he)(he)(he)機(ji)械(xie)支架，可以減 輕(qing)重量，節(jie)省金屬20～40%，而且可實現工廠化(hua)機(ji)械(xie)化(hua)施(shi)工。用(yong)鋼(gang)(gang)(gang)管制(zhi)造(zao)公路橋梁不(bu)但可節(jie)省鋼(gang)(gang)(gang)材、簡化(hua)施(shi)工，而且可大大減少涂保護層的(de)面積，節(jie)約(yue)投資和(he)(he)(he)維護費用(yong)。

分類

按生產方法

鋼管按生產(chan)方法可分為兩大類(lei)：無(wu)縫鋼(gang)管和(he)有縫鋼(gang)管,有縫鋼(gang)管簡稱為直縫鋼(gang)管。

1. 35號鋼管按(an)生產方法可分(fen)為：熱軋(ya)無縫(feng)管(guan)、冷(leng)拔管(guan)、精(jing)密(mi)鋼管(guan)、熱擴管(guan)、冷(leng)旋(xuan)壓管(guan)和(he)擠壓管(guan)等。

無縫鋼管用優質碳素(su)鋼或(huo)合金鋼制(zhi)成，有(you)熱軋、冷軋（拔）之分。

2.焊(han)接(jie)鋼管因其焊(han)接(jie)工藝不同而分(fen)為(wei)爐焊(han)管、電(dian)焊(han)（電(dian)阻焊(han)）管和自動電(dian)弧焊(han)管，因其焊(han)接(jie)形(xing)(xing)式的不同分(fen)為(wei)直縫焊(han)管和螺旋焊(han)管兩種，因其端部形(xing)(xing)狀(zhuang)又分(fen)為(wei)圓形(xing)(xing)焊(han)管和異型（方、扁等）焊(han)管。

焊(han)接鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)是由卷成(cheng)管(guan)(guan)(guan)(guan)(guan)形的鋼(gang)(gang)板以對縫(feng)或螺旋縫(feng)焊(han)接而成(cheng)，在制(zhi)造方法上，又分為(wei)低壓流(liu)體輸送用焊(han)接鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)、螺旋縫(feng)電焊(han)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)、直接卷焊(han)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)、電焊(han)管(guan)(guan)(guan)(guan)(guan)等(deng)。無縫(feng)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)可用于各種(zhong)行(xing)業的液體氣壓管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)和氣體管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)等(deng)。焊(han)接管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)可用于輸水管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)、煤氣管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)、暖氣管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)、電器管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)等(deng)。

按材質

鋼管按制管(guan)材質(zhi)（即鋼種(zhong)）可分為：碳素管(guan)和合金管(guan)、不銹鋼管(guan)等。

碳素管(guan)又(you)可分為普通碳素鋼管(guan)和優質碳素結構管(guan)。

合(he)(he)(he)金管(guan)(guan)(guan)(guan)又可分為：低(di)合(he)(he)(he)金管(guan)(guan)(guan)(guan)、合(he)(he)(he)金結(jie)構(gou)管(guan)(guan)(guan)(guan)、高(gao)(gao)合(he)(he)(he)金管(guan)(guan)(guan)(guan)、高(gao)(gao)強度(du)管(guan)(guan)(guan)(guan)。軸承(cheng)管(guan)(guan)(guan)(guan)、耐(nai)熱耐(nai)酸不銹管(guan)(guan)(guan)(guan)、精密(mi)合(he)(he)(he)金（如可伐(fa)合(he)(he)(he)金）管(guan)(guan)(guan)(guan)以及高(gao)(gao)溫(wen)合(he)(he)(he)金管(guan)(guan)(guan)(guan)等。

按連接方式分類

35號鋼管

按管端聯接方式(shi)可分(fen)為：光管（管端不帶螺紋）和車絲管（管端帶有(you)螺紋）。

車絲管(guan)又分為：普通車絲管(guan)和管(guan)端加厚車絲管(guan)。

加(jia)厚(hou)(hou)車(che)(che)絲(si)管還可(ke)分為：外加(jia)厚(hou)(hou)（帶(dai)外螺紋）、內(nei)加(jia)厚(hou)(hou)（帶(dai)內(nei)螺紋）和內(nei)外加(jia)厚(hou)(hou)（帶(dai)內(nei)外螺紋）等地(di)車(che)(che)絲(si)管。

車(che)絲(si)管若按螺(luo)紋型式(shi)也可分為(wei)：普通圓柱或圓錐螺(luo)紋和特殊螺(luo)紋等地車(che)絲(si)管。

另(ling)外，根(gen)據(ju)用戶需要，車絲管一般均配有管接頭(tou)交貨。

按鍍涂特征

35號鋼管按表面鍍涂(tu)特征(zheng)可分為：黑管(guan)（不鍍涂(tu)）和鍍涂(tu)層(ceng)管(guan)。

鍍層(ceng)管(guan)(guan)(guan)有鍍鋅(xin)管(guan)(guan)(guan)、鍍鋁(lv)管(guan)(guan)(guan)、鍍鉻(ge)管(guan)(guan)(guan)、滲鋁(lv)管(guan)(guan)(guan)以及其他(ta)合金層(ceng)得鋼管(guan)(guan)(guan)。

涂(tu)層(ceng)管(guan)有外涂(tu)層(ceng)管(guan)、內(nei)涂(tu)層(ceng)管(guan)、內(nei)外涂(tu)層(ceng)管(guan)。通常采用(yong)的(de)涂(tu)料(liao)(liao)有塑料(liao)(liao)、環氧樹(shu)(shu)脂、煤(mei)焦油環氧樹(shu)(shu)脂以及(ji)各(ge)種玻璃型的(de)防(fang)腐涂(tu)層(ceng)料(liao)(liao)。鍍鋅管(guan)又分為KBG管(guan)，JDG管(guan)，螺紋管(guan)等

按用途

1.管(guan)(guan)(guan)道(dao)用(yong)管(guan)(guan)(guan)。如：水(shui)、煤氣(qi)管(guan)(guan)(guan)、蒸汽(qi)管(guan)(guan)(guan)道(dao)用(yong)無縫管(guan)(guan)(guan)、石油(you)輸送管(guan)(guan)(guan)、石油(you)天然氣(qi)干(gan)線用(yong)管(guan)(guan)(guan)。農業灌溉用(yong)水(shui)龍頭帶(dai)管(guan)(guan)(guan)和噴灌用(yong)管(guan)(guan)(guan)等(deng)。

2.熱工設備(bei)用(yong)管。如(ru)一般鍋(guo)爐(lu)用(yong)的(de)沸水管、過熱蒸汽(qi)管，機(ji)車鍋(guo)爐(lu)用(yong)的(de)過熱管、大煙(yan)管、小煙(yan)管、拱磚管以及高溫高壓(ya)鍋(guo)爐(lu)管等。

3.機(ji)械工業用(yong)(yong)(yong)管(guan)(guan)(guan)。如(ru)航空(kong)結構管(guan)(guan)(guan)（圓(yuan)管(guan)(guan)(guan)、橢圓(yuan)管(guan)(guan)(guan)、平橢圓(yuan)管(guan)(guan)(guan)），汽車半軸管(guan)(guan)(guan)、車軸管(guan)(guan)(guan)、汽車拖拉機(ji)結構管(guan)(guan)(guan)、拖拉機(ji)的油冷(leng)卻器用(yong)(yong)(yong)管(guan)(guan)(guan)、農(nong)機(ji)用(yong)(yong)(yong)方形管(guan)(guan)(guan)與矩形管(guan)(guan)(guan)、變壓器用(yong)(yong)(yong)管(guan)(guan)(guan)以及軸承用(yong)(yong)(yong)管(guan)(guan)(guan)等。

4.石(shi)油(you)(you)地質鉆(zhan)探用管(guan)(guan)(guan)(guan)(guan)。如：石(shi)油(you)(you)鉆(zhan)探管(guan)(guan)(guan)(guan)(guan)、石(shi)油(you)(you)鉆(zhan)桿（方鉆(zhan)桿與六角(jiao)鉆(zhan)桿）、鉆(zhan)挺、石(shi)油(you)(you)油(you)(you)管(guan)(guan)(guan)(guan)(guan)、石(shi)油(you)(you)套(tao)管(guan)(guan)(guan)(guan)(guan)及各種管(guan)(guan)(guan)(guan)(guan)接(jie)(jie)頭、地質鉆(zhan)探管(guan)(guan)(guan)(guan)(guan)（巖心管(guan)(guan)(guan)(guan)(guan)、套(tao)管(guan)(guan)(guan)(guan)(guan)、主動(dong)鉆(zhan)桿、鉆(zhan)挺、按(an)箍及銷接(jie)(jie)頭等(deng)）。

5.化(hua)(hua)學工業用(yong)管(guan)(guan)(guan)。如：石油裂(lie)化(hua)(hua)管(guan)(guan)(guan)，化(hua)(hua)工設(she)備熱交換器(qi)及(ji)管(guan)(guan)(guan)道用(yong)管(guan)(guan)(guan)、不銹耐(nai)酸管(guan)(guan)(guan)、化(hua)(hua)肥用(yong)高壓管(guan)(guan)(guan)以(yi)及(ji)輸送化(hua)(hua)工介質用(yong)管(guan)(guan)(guan)等。

6.其他各部門用(yong)管(guan)(guan)。如：容(rong)器(qi)用(yong)管(guan)(guan)（高壓氣瓶用(yong)管(guan)(guan)與一般(ban)容(rong)器(qi)管(guan)(guan)），儀表(biao)儀器(qi)用(yong)管(guan)(guan)、手表(biao)殼用(yong)管(guan)(guan)、注射針頭及其醫療(liao)器(qi)械用(yong)管(guan)(guan)等。 [2] 

按斷面形狀

35號鋼管產品的(de)(de)鋼(gang)種(zhong)與(yu)品種(zhong)規(gui)格極為繁(fan)多，其性能要求(qiu)也是各(ge)種(zhong)各(ge)樣的(de)(de)。所有這些應隨著用戶要求(qiu)或工作條件的(de)(de)變化而加以區(qu)分(fen)。通(tong)常，鋼(gang)管產品按斷面形(xing)狀、生產方(fang)法、制管材質、聯接方(fang)式、鍍涂特征與(yu)用途等進(jin)行分(fen)類。

鋼管按橫斷面形狀可分為：圓(yuan)鋼管和異形鋼管。

異(yi)(yi)形(xing)(xing)(xing)鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是指(zhi)各種非圓(yuan)環(huan)形(xing)(xing)(xing)斷面(mian)的鋼(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。其(qi)中主要有：方形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、矩形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、橢(tuo)圓(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、平(ping)橢(tuo)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、半(ban)圓(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、六角(jiao)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、六角(jiao)內圓(yuan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、不(bu)等邊(bian)六角(jiao)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、等邊(bian)三(san)角(jiao)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、五角(jiao)梅花管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、八角(jiao)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，凸字形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙凸形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。雙凹形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、多凹形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、瓜(gua)子形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、扁形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、菱形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、星(xing)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、平(ping)行四(si)邊(bian)形(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、帶肋管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、滴狀(zhuang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、內翅片管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、扭異(yi)(yi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、B型(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)、D型(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)以及多層管(guan)(guan)(guan)(guan)(guan)(guan)(guan)等。

鋼(gang)(gang)管(guan)(guan)(guan)按縱斷(duan)(duan)面(mian)形(xing)狀(zhuang)又分為(wei)：等斷(duan)(duan)面(mian)鋼(gang)(gang)管(guan)(guan)(guan)和(he)變(bian)斷(duan)(duan)面(mian)鋼(gang)(gang)管(guan)(guan)(guan)。變(bian)斷(duan)(duan)面(mian)（或(huo)(huo)變(bian)截面(mian)）鋼(gang)(gang)管(guan)(guan)(guan)是(shi)指沿管(guan)(guan)(guan)長方向上的斷(duan)(duan)面(mian)形(xing)狀(zhuang)、內外直徑及壁厚等發(fa)生周期性(xing)或(huo)(huo)非周期性(xing)變(bian)化的鋼(gang)(gang)管(guan)(guan)(guan)。其主要有(you)：外錐形(xing)管(guan)(guan)(guan)、內錐形(xing)管(guan)(guan)(guan)、外階梯(ti)管(guan)(guan)(guan)、內階梯(ti)管(guan)(guan)(guan)、周期斷(duan)(duan)面(mian)管(guan)(guan)(guan)、波紋(wen)管(guan)(guan)(guan)、鋼(gang)(gang)管(guan)(guan)(guan)、帶散熱片的鋼(gang)(gang)管(guan)(guan)(guan)以(yi)及帶復線的槍管(guan)(guan)(guan)等。

成分檢驗

(1)GB3087-2008《低中(zhong)壓鍋爐用(yong)無縫鋼管》規定。化(hua)學成分(fen)試驗方法按GB222-84及GB223《鋼鐵(tie)及合金(jin)化(hua)學分(fen)析方法》中(zhong)的(de)有關部分(fen)。

(2)GB/T5310-2008《高壓鍋爐用無縫鋼管》規定。化(hua)學成分(fen)試驗(yan)方(fang)法按GB222-84及(ji)《鋼鐵及(ji)合金化(hua)學分(fen)析(xi)方(fang)法》、GB223《鋼鐵及(ji)合金化(hua)學分(fen)析(xi)方(fang)法》中(zhong)的有關部分(fen)。

(3)進(jin)口鍋爐鋼管的化學成分(fen)檢(jian)驗按合同規定的有關標(biao)準進(jin)行。

生產方法

35號鋼管分(fen)為無縫(feng)鋼(gang)管(guan)(guan)(guan)和(he)焊(han)接(jie)鋼(gang)管(guan)(guan)(guan)。無縫(feng)鋼(gang)管(guan)(guan)(guan)生(sheng)(sheng) 產(chan)過程(cheng)是將(jiang)實心管(guan)(guan)(guan)坯(pi)或鋼(gang)錠穿成空 心的(de)毛管(guan)(guan)(guan)，然后再(zai)將(jiang)其軋(ya)制成所要(yao) 求尺寸的(de)鋼(gang)管(guan)(guan)(guan)。采(cai)用的(de)穿孔和(he)軋(ya)管(guan)(guan)(guan) 方法(fa)不(bu)同(tong)，就構成了生(sheng)(sheng)產(chan)無縫(feng)鋼(gang)管(guan)(guan)(guan) 的(de)不(bu)同(tong)方法(fa)。焊(han)接(jie)鋼(gang)管(guan)(guan)(guan)生(sheng)(sheng)產(chan)過程(cheng)是 將(jiang)管(guan)(guan)(guan)坯(pi)(鋼(gang)板或帶鋼(gang))彎曲成管(guan)(guan)(guan)狀， 再(zai)把(ba)縫(feng)隙焊(han)接(jie)起來成為鋼(gang)管(guan)(guan)(guan)。因采(cai) 用的(de)成型和(he)焊(han)接(jie)方法(fa)不(bu)同(tong)，就構成了生(sheng)(sheng)產(chan)焊(han)接(jie)鋼(gang)管(guan)(guan)(guan)的(de)不(bu)同(tong)方法(fa)。

文章來源：//hongfadianli.com.cn