向日葵視頻app在線下載:20#無縫鋼管廠家現貨生產:無縫鋼管由圓鋼經過高溫穿孔制成,表面上無焊縫的鋼管,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、擠壓管等。按照斷面形狀,無縫鋼管分圓形(xing)(xing)和(he)異(yi)形(xing)(xing)兩種(zhong),異(yi)形(xing)(xing)管(guan)有方形(xing)(xing)、橢圓形(xing)(xing)、三角形(xing)(xing)、六角形(xing)(xing)、瓜(gua)子形(xing)(xing)、星(xing)形(xing)(xing)、 帶翅(chi)管(guan)多種(zhong)復雜形(xing)(xing)狀。******直(zhi)徑(jing)達650mm,最小直(zhi)徑(jing)為 6mm。根(gen)據用途不同, 有厚壁管(guan)和(he)薄壁管(guan)。無縫(feng)鋼管(guan)主(zhu)要用做石(shi)油(you)地質鉆(zhan)探管(guan)、石(shi)油(you)化(hua)工用的裂化(hua)管(guan)、鍋 爐管(guan)、軸承管(guan)以及汽(qi)車、拖拉機(ji)、航(hang)空用高精度結構鋼管(guan)。
20#無縫鋼管用(yong)(yong)(yong)途很廣泛。一般用(yong)(yong)(yong)途的(de)(de)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)由普(pu)通(tong)的(de)(de)碳素結(jie)構(gou)(gou)鋼(gang)、低(di)合(he)金結(jie)構(gou)(gou)鋼(gang)或(huo)合(he)金結(jie)構(gou)(gou)鋼(gang)軋制,產量(liang)最多,主(zhu)要用(yong)(yong)(yong)作輸送流體的(de)(de)管(guan)(guan)道或(huo)結(jie)構(gou)(gou)零件。.2、根據用(yong)(yong)(yong)途不同分(fen)三類供(gong)應:a、按(an)化學成分(fen)和機械性(xing)能(neng)供(gong)應;b、按(an)機械性(xing)能(neng)供(gong)應;c、按(an)水(shui)壓(ya)試驗(yan)(yan)供(gong)應。按(an)a、b類供(gong)應的(de)(de)鋼(gang)管(guan)(guan),如用(yong)(yong)(yong)于(yu)承(cheng)受液體壓(ya)力,也(ye)要進行水(shui)壓(ya)試驗(yan)(yan)。3、專門用(yong)(yong)(yong)途的(de)(de)無(wu)縫(feng)(feng)管(guan)(guan)有鍋(guo)爐用(yong)(yong)(yong)無(wu)縫(feng)(feng)管(guan)(guan)、化工電力用(yong)(yong)(yong),地質用(yong)(yong)(yong)無(wu)縫(feng)(feng)鋼(gang)管(guan)(guan)及石(shi)油用(yong)(yong)(yong)無(wu)縫(feng)(feng)管(guan)(guan)等多種。
20#無縫鋼管具有中(zhong)空截面(mian),大量用作輸(shu)送(song)流體(ti)的管道,如輸(shu)送(song)石油、天然氣、煤(mei)氣、水及(ji)某些固體(ti)物料的管道等(deng)。鋼管與(yu)圓(yuan)鋼等(deng)實心鋼材相比,在抗彎(wan)抗扭強度相同時,重量較輕,是一種經濟(ji)截面(mian)鋼材。
廣(guang)泛用于(yu)制造(zao)結構件(jian)和(he)機械零(ling)件(jian),如石油(you)鉆(zhan)桿、汽車傳動軸、自行車架(jia)以及建(jian)筑施工中用的鋼(gang)腳手架(jia)等用鋼(gang)管(guan)(guan)制造(zao)環(huan)形零(ling)件(jian),可提高材料利用率,簡化(hua)制造(zao)工序(xu),節(jie)約(yue)材料和(he)加(jia)工工時,已廣(guang)泛用鋼(gang)管(guan)(guan)來制造(zao)。