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,無縫鋼管分圓形(xing)和異形(xing)兩種,異形(xing)管(guan)(guan)(guan)有(you)方(fang)形(xing)、橢圓形(xing)、三角形(xing)、六角形(xing)、瓜子形(xing)、星形(xing)、 帶翅管(guan)(guan)(guan)多種復雜形(xing)狀。材(cai)質(zhi):10#,20#,45#,16mn,27simn,12cr1movG,15crmoG,35crmo,42crmo等(deng)。根據用途不同, 有(you)厚壁管(guan)(guan)(guan)和薄壁管(guan)(guan)(guan)。無(wu)縫(feng)鋼管(guan)(guan)(guan)主(zhu)要用做石油(you)地質(zhi)鉆探(tan)管(guan)(guan)(guan)、石油(you)化(hua)工用的裂化(hua)管(guan)(guan)(guan)、鍋(guo) 爐管(guan)(guan)(guan)、軸(zhou)承管(guan)(guan)(guan)以及汽車、拖拉機、航(hang)空用結構鋼管(guan)(guan)(guan)等(deng)等(deng)。
426無縫鋼管按制造工藝分類
(1)無(wu)縫鋼管的(de)制(zhi)造(zao)工藝(yi)可以(yi)分為(wei):熱軋(ya)(擠壓)、冷(leng)軋(ya)(拔)、熱擴鋼管這基本的(de)幾(ji)類。
(2)焊(han)管(guan)(guan)按(an)照制造(zao)工(gong)藝可以(yi)分(fen)為:直縫焊(han)接鋼(gang)(gang)(gang)(gang)管(guan)(guan),螺旋焊(han)接鋼(gang)(gang)(gang)(gang)管(guan)(guan)、板卷對接焊(han)鋼(gang)(gang)(gang)(gang)管(guan)(guan),焊(han)管(guan)(guan)熱擴(kuo)鋼(gang)(gang)(gang)(gang)管(guan)(guan)。按(an)形(xing)(xing)(xing)狀(zhuang)分(fen)類鋼(gang)(gang)(gang)(gang)管(guan)(guan)按(an)形(xing)(xing)(xing)狀(zhuang)可以(yi)分(fen)為:圓管(guan)(guan)、方形(xing)(xing)(xing)管(guan)(guan)、矩形(xing)(xing)(xing)管(guan)(guan)、八角(jiao)形(xing)(xing)(xing),六角(jiao)形(xing)(xing)(xing)、D形(xing)(xing)(xing),五(wu)角(jiao)形(xing)(xing)(xing)等(deng)異形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)、復(fu)雜斷(duan)面鋼(gang)(gang)(gang)(gang)管(guan)(guan),雙凹型鋼(gang)(gang)(gang)(gang)管(guan)(guan),五(wu)瓣梅花形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan),圓錐(zhui)形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan),波紋形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan),瓜子形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan),雙凸形(xing)(xing)(xing)鋼(gang)(gang)(gang)(gang)管(guan)(guan)等(deng)。