426無縫鋼管24小時裝貨

　　426無縫鋼管是由整塊金屬制成的，表面上沒有接縫的鋼管，稱為無縫鋼管。根據生產方法，無縫管分熱軋管、冷軋管、冷拔管、擠壓管、頂管等。按照斷面形狀，無縫鋼管分(fen)圓形(xing)(xing)(xing)(xing)和(he)異形(xing)(xing)(xing)(xing)兩(liang)種，異形(xing)(xing)(xing)(xing)管有方形(xing)(xing)(xing)(xing)、橢圓形(xing)(xing)(xing)(xing)、三角(jiao)(jiao)形(xing)(xing)(xing)(xing)、六角(jiao)(jiao)形(xing)(xing)(xing)(xing)、瓜子(zi)形(xing)(xing)(xing)(xing)、星形(xing)(xing)(xing)(xing)、 帶(dai)翅(chi)管多種復雜形(xing)(xing)(xing)(xing)狀。材質(zhi)：10#，20#，45#，16mn，27simn，12cr1movG，15crmoG，35crmo，42crmo等(deng)。根據用途不(bu)同， 有厚壁管和(he)薄壁管。無(wu)縫(feng)鋼管主(zhu)要用做石油(you)(you)地質(zhi)鉆(zhan)探(tan)管、石油(you)(you)化(hua)工用的裂化(hua)管、鍋 爐管、軸承管以(yi)及汽車、拖(tuo)拉機、航空用結構鋼管等(deng)等(deng)。

　　426無縫鋼管按制造工藝分類

　　(1)無縫鋼管(guan)的制造工(gong)藝可以分(fen)為：熱軋(ya)(擠壓)、冷軋(ya)(拔(ba))、熱擴鋼管(guan)這(zhe)基本的幾類(lei)。

　　(2)焊管(guan)(guan)(guan)(guan)按(an)照制造工藝可以(yi)分為：直縫焊接(jie)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，螺旋焊接(jie)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)、板卷(juan)對接(jie)焊鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，焊管(guan)(guan)(guan)(guan)熱擴鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)。按(an)形(xing)(xing)狀分類鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)按(an)形(xing)(xing)狀可以(yi)分為:圓(yuan)管(guan)(guan)(guan)(guan)、方(fang)形(xing)(xing)管(guan)(guan)(guan)(guan)、矩(ju)形(xing)(xing)管(guan)(guan)(guan)(guan)、八角(jiao)形(xing)(xing)，六角(jiao)形(xing)(xing)、D形(xing)(xing)，五(wu)(wu)角(jiao)形(xing)(xing)等(deng)異形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)、復雜斷面鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，雙(shuang)凹(ao)型鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，五(wu)(wu)瓣(ban)梅(mei)花形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，圓(yuan)錐(zhui)形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，波紋形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，瓜(gua)子形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)，雙(shuang)凸形(xing)(xing)鋼(gang)(gang)(gang)(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)等(deng)。