45#無縫鋼管現貨供應
45#無縫鋼管的現貨資源目前規格齊全,無縫鋼管用途很廣泛。一般用途的無縫鋼管由普通的(de)碳(tan)素結(jie)(jie)(jie)構鋼(gang)(gang)、低(di)合(he)金結(jie)(jie)(jie)構鋼(gang)(gang)或合(he)金結(jie)(jie)(jie)構鋼(gang)(gang)軋(ya)制,產量最(zui)多,主要用(yong)作輸(shu)送(song)流(liu)體(ti)的(de)管道或結(jie)(jie)(jie)構零件。
根據用途不同(tong)分三類供應:
A、按化學成分和機械性能供應;
B、按機械)性能供應;
C、按水壓試驗供應。GB9948無縫鋼管主要用來生產氣動或液壓 元件的產品,如氣缸或油缸,都是用無縫管。45#無縫鋼管的化(hua)學成分(fen)有碳C、硅Si、錳Mn、硫S、磷P、鉻Cr。GB5310無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)按(an)照用(yong)途(tu)分(fen)為結構用(yong)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan);輸(shu)送用(yong)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan);鍋爐用(yong)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan);鍋爐用(yong)高壓無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan).無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)按(an)照斷面形(xing)狀(zhuang),無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)分(fen)圓形(xing)和異形(xing)兩種,異形(xing)管(guan)有方形(xing)、橢圓形(xing)、三角形(xing)、六(liu)角形(xing)、瓜子(zi)形(xing)、星形(xing)、 帶翅(chi)管(guan)多種復雜形(xing)狀(zhuang)。按(an)
A、b類供(gong)應(ying)的鋼(gang)(gang)管(guan)(guan),如用(yong)(yong)于(yu)承受液體壓力(li),也要進行(xing)水(shui)壓(特指:壓強(qiang))試驗。3、專門用(yong)(yong)途的無(wu)(wu)縫(feng)(feng)管(guan)(guan)有(you)鍋爐用(yong)(yong)無(wu)(wu)縫(feng)(feng)管(guan)(guan)、化工(gong)電力(li)用(yong)(yong),地質用(yong)(yong)無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)管(guan)(guan)及(ji)石油(you)用(yong)(yong)無(wu)(wu)縫(feng)(feng)管(guan)(guan)等(deng)多(duo)種(zhong)。 無(wu)(wu)縫(feng)(feng)鋼(gang)(gang)管(guan)(guan)具有(you)中空截面(mian),大量用(yong)(yong)作輸送流體的管(guan)(guan)道,如輸送石油(you)、天然(ran)氣(qi)、煤氣(qi)、水(shui)及(ji)某些(xie)固(gu)體物料(liao)的管(guan)(guan)道等(deng)。鋼(gang)(gang)管(guan)(guan)與圓鋼(gang)(gang)等(deng)實心(xin)鋼(gang)(gang)材相(xiang)比(bi),在(zai)抗彎抗扭強(qiang)度相(xiang)同時(shi),重量較輕,是一(yi)種(zhong)經濟截面(mian)鋼(gang)(gang)材。 廣泛用(yong)(yong)于(yu)制(zhi)造(zao)結構件(jian)和機械零件(jian),如石油(you)鉆桿、汽車(che)傳(chuan)動軸(傳(chuan)動軸組成:軸管(guan)(guan)、伸(shen)縮套和萬(wan)向節)、自行(xing)車(che)架以及(ji)建筑)施工(gong)中用(yong)(yong)的鋼(gang)(gang)腳手架等(deng)用(yong)(yong)鋼(gang)(gang)管(guan)(guan)制(zhi)造(zao)環形零件(jian),可提(ti)高材料(liao)利用(yong)(yong)率,簡(jian)化制(zhi)造(zao)工(gong)序(xu),節約(yue)材料(liao)和加(jia)工(gong)工(gong)時(shi),已廣泛用(yong)(yong)鋼(gang)(gang)管(guan)(guan)來制(zhi)造(zao)。