35#無縫鋼管有幾種生產工藝

35#無縫鋼管的(de)35指此(ci)種(zhong)材質中碳的(de)含量，大概在(zai)350左右(you)。此(ci)種(zhong)材質，相對于其他的(de)優碳鋼(gang)，屬于較為(wei)普通的(de)鋼(gang)種(zhong)。

35#無縫鋼管屬(shu)(shu)鋼材(cai)中的一種材(cai)質。屬(shu)(shu)優(you)質碳素結構(gou)鋼。大(da)量的模具生(sheng)產公司會(hui)用做(zuo)模具鋼使(shi)用。

35#無縫鋼管重量計算公式:[(外徑-壁(bi)厚)*壁(bi)厚]*0.02466=kg/米(mi)(每米(mi)的重量）

35#無(wu)縫鋼管化學成份

35#無縫鋼管:平(ping)(ping)(ping)均含(han)(han)碳量(liang)為(wei)0.32~0.40%,平(ping)(ping)(ping)均含(han)(han)硅量(liang)為(wei)0.17-0.37%,平(ping)(ping)(ping)均含(han)(han)錳量(liang)為(wei)0.50-0.80%,平(ping)(ping)(ping)均含(han)(han)硫量(liang)≤0.04%,平(ping)(ping)(ping)均含(han)(han)磷量(liang)≤0.25%,平(ping)(ping)(ping)均含(han)(han)鉻量(liang)≤0.25%,平(ping)(ping)(ping)均含(han)(han)鎳量(liang)≤0.25 ,含(han)(han)銅(tong)量(liang)≤0.25%左右.

熱軋無縫鋼管

熱軋無縫鋼管(guan)(guan)(guan)(guan)分一(yi)般鋼管(guan)(guan)(guan)(guan)，低、中壓(ya)鍋(guo)爐(lu)(lu)鋼管(guan)(guan)(guan)(guan)，高壓(ya)鍋(guo)爐(lu)(lu)鋼管(guan)(guan)(guan)(guan)、合(he)金鋼管(guan)(guan)(guan)(guan)、不銹(xiu)鋼管(guan)(guan)(guan)(guan)、石(shi)油裂化管(guan)(guan)(guan)(guan)、地質鋼管(guan)(guan)(guan)(guan)和其(qi)它(ta)鋼管(guan)(guan)(guan)(guan)等。

冷軋（撥）無縫鋼管

冷(leng)軋（撥(bo)）無縫鋼管(guan)(guan)(guan)(guan)(guan)除分一般(ban)鋼管(guan)(guan)(guan)(guan)(guan)、低中壓鍋爐鋼管(guan)(guan)(guan)(guan)(guan)、高壓鍋爐鋼管(guan)(guan)(guan)(guan)(guan)、合金(jin)鋼管(guan)(guan)(guan)(guan)(guan)、不銹鋼管(guan)(guan)(guan)(guan)(guan)、石油裂化管(guan)(guan)(guan)(guan)(guan)、其它鋼管(guan)(guan)(guan)(guan)(guan)外，還包括碳素薄(bo)(bo)壁鋼管(guan)(guan)(guan)(guan)(guan)、合金(jin)薄(bo)(bo)壁鋼管(guan)(guan)(guan)(guan)(guan)、不銹薄(bo)(bo)壁鋼管(guan)(guan)(guan)(guan)(guan)、異型鋼管(guan)(guan)(guan)(guan)(guan)。熱軋無縫管(guan)(guan)(guan)(guan)(guan)外徑一般(ban)大于 32mm，壁厚2.5-75mm，冷(leng)軋無縫鋼管(guan)(guan)(guan)(guan)(guan)處徑可(ke)以到6mm，壁厚可(ke)到0.25mm，薄(bo)(bo)壁管(guan)(guan)(guan)(guan)(guan)外徑可(ke)到5mm，壁厚小(xiao)于0.25mm，冷(leng)軋比熱軋尺寸精(jing)度高。

35#無縫鋼管(guan)的(de)制作工藝

一般用(yong)無(wu)縫鋼(gang)(gang)管(guan)(guan)：是(shi)用(yong)10、20、30、35、45等(deng)(deng)優質碳結(jie)鋼(gang)(gang)16Mn、5MnV等(deng)(deng)低合金(jin)結(jie)構鋼(gang)(gang)或40Cr、30CrMnSi、45Mn2、40MnB等(deng)(deng)合金(jin)鋼(gang)(gang)熱軋(ya)或冷(leng)軋(ya)制成的(de)(de)(de)。10、20等(deng)(deng)低碳鋼(gang)(gang)制造的(de)(de)(de)無(wu)縫管(guan)(guan)主要用(yong)于流體輸送管(guan)(guan)道。45、40Cr等(deng)(deng)中碳鋼(gang)(gang)制成的(de)(de)(de)無(wu)縫管(guan)(guan)用(yong)來制造機(ji)械零件，如汽(qi)車、拖拉(la)機(ji)的(de)(de)(de)受力(li)零件。一般用(yong)無(wu)縫鋼(gang)(gang)管(guan)(guan)要保證強度(du)和(he)壓扁試驗。熱軋(ya)鋼(gang)(gang)管(guan)(guan)以熱軋(ya)狀態(tai)(tai)或熱處(chu)理狀態(tai)(tai)交貨(huo)；冷(leng)軋(ya)以熱處(chu)理狀態(tai)(tai)交貨(huo)。

根據生產方法，35#無縫鋼管分熱軋管(guan)(guan)(guan)(guan)、冷(leng)(leng)軋管(guan)(guan)(guan)(guan)、冷(leng)(leng)拔管(guan)(guan)(guan)(guan)、擠(ji)壓管(guan)(guan)(guan)(guan)、頂管(guan)(guan)(guan)(guan)等。按照斷面形狀(zhuang)，無縫鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)分圓(yuan)形和(he)異(yi)形兩種，異(yi)形管(guan)(guan)(guan)(guan)有(you)方(fang)形、橢圓(yuan)形、三角(jiao)形、六角(jiao)形、瓜子形、星形、 帶(dai)翅管(guan)(guan)(guan)(guan)多種復雜形狀(zhuang)。最大直徑達650mm，最小直徑為 0.3mm。根據用途(tu)不同(tong)， 有(you)厚壁(bi)管(guan)(guan)(guan)(guan)和(he)薄壁(bi)管(guan)(guan)(guan)(guan)。無縫鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)主要用做石(shi)油地質鉆(zhan)探管(guan)(guan)(guan)(guan)、石(shi)油化(hua)工用的(de)裂化(hua)管(guan)(guan)(guan)(guan)、鍋 爐管(guan)(guan)(guan)(guan)、軸承管(guan)(guan)(guan)(guan)以(yi)及汽車(che)、拖拉機(ji)、航空用高(gao)精(jing)度結構鋼(gang)(gang)(gang)管(guan)(guan)(guan)(guan)。

35#無(wu)縫鋼管(guan)用(yong)(yong)途(tu)(tu)很廣泛。一般用(yong)(yong)途(tu)(tu)的無(wu)縫鋼管(guan)由(you)普(pu)通的碳素結構(gou)鋼、低(di)合金結構(gou)鋼或合金結構(gou)鋼軋制，產量最多(duo)，主要(yao)用(yong)(yong)作輸送流體的管(guan)道或結構(gou)零件。.2、根據用(yong)(yong)途(tu)(tu)不同分三類供(gong)(gong)應：a、按(an)(an)化(hua)學成分和(he)機械性能(neng)供(gong)(gong)應；b、按(an)(an)機械性能(neng)供(gong)(gong)應；c、按(an)(an)水壓試驗供(gong)(gong)應。按(an)(an)a、b類供(gong)(gong)應的鋼管(guan)，如用(yong)(yong)于承受液體壓力，也要(yao)進行水壓試驗。3、專門用(yong)(yong)途(tu)(tu)的無(wu)縫管(guan)有鍋爐用(yong)(yong)無(wu)縫管(guan)、化(hua)工電(dian)力用(yong)(yong)，地質(zhi)用(yong)(yong)無(wu)縫鋼管(guan)及石油(you)用(yong)(yong)無(wu)縫管(guan)等多(duo)種。

35#無(wu)縫鋼管(guan)具(ju)有中空截面，大量(liang)(liang)用作輸送(song)流(liu)體(ti)的管(guan)道，如輸送(song)石油、天然(ran)氣(qi)、煤氣(qi)、水及(ji)某些固體(ti)物料的管(guan)道等。鋼管(guan)與圓鋼等實心鋼材(cai)相(xiang)比，在抗(kang)彎抗(kang)扭強度相(xiang)同時，重量(liang)(liang)較輕，是一種經濟截面鋼材(cai)。

廣泛用(yong)于制造結構件(jian)和機械零(ling)件(jian)，如石油(you)鉆(zhan)桿(gan)、汽車傳動軸(zhou)、自(zi)行車架以及建(jian)筑施工(gong)(gong)中用(yong)的鋼(gang)(gang)腳手(shou)架等用(yong)鋼(gang)(gang)管制造環形零(ling)件(jian)，可(ke)提高材料(liao)利用(yong)率(lv)，簡化制造工(gong)(gong)序(xu)，節約材料(liao)和加(jia)工(gong)(gong)工(gong)(gong)時，已廣泛用(yong)鋼(gang)(gang)管來制造。

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