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(tong)的碳素結構鋼、低合金(jin)結構鋼或合金(jin)結構鋼軋制,產量最多,主(zhu)要用作輸送流體的管道或結構零件。
根據用(yong)途不同(tong)分三類供應:
A、按化學成分和機械性(xing)能供應(ying);
B、按(an)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#無縫鋼管的化學成分有碳C、硅(gui)Si、錳Mn、硫(liu)S、磷P、鉻Cr。GB5310無縫(feng)鋼(gang)管(guan)按(an)照用(yong)途分為結構用(yong)無縫(feng)鋼(gang)管(guan);輸(shu)送用(yong)無縫(feng)鋼(gang)管(guan);鍋爐(lu)用(yong)無縫(feng)鋼(gang)管(guan);鍋爐(lu)用(yong)高壓(ya)無縫(feng)鋼(gang)管(guan).無縫(feng)鋼(gang)管(guan)按(an)照斷(duan)面形(xing)(xing)(xing)狀(zhuang),無縫(feng)鋼(gang)管(guan)分圓(yuan)形(xing)(xing)(xing)和異形(xing)(xing)(xing)兩種,異形(xing)(xing)(xing)管(guan)有方(fang)形(xing)(xing)(xing)、橢圓(yuan)形(xing)(xing)(xing)、三角形(xing)(xing)(xing)、六角形(xing)(xing)(xing)、瓜(gua)子形(xing)(xing)(xing)、星(xing)形(xing)(xing)(xing)、 帶翅管(guan)多種復(fu)雜形(xing)(xing)(xing)狀(zhuang)。按(an)
A、b類(lei)供(gong)應的(de)鋼(gang)(gang)管(guan)(guan),如(ru)用(yong)(yong)于承受液體壓(ya)力(li)(li),也要進行水壓(ya)(特指(zhi):壓(ya)強)試驗。3、專門用(yong)(yong)途的(de)無(wu)縫(feng)管(guan)(guan)有鍋爐(lu)用(yong)(yong)無(wu)縫(feng)管(guan)(guan)、化工(gong)(gong)電力(li)(li)用(yong)(yong),地質用(yong)(yong)無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)及石油(you)用(yong)(yong)無(wu)縫(feng)管(guan)(guan)等多種。 無(wu)縫(feng)鋼(gang)(gang)管(guan)(guan)具有中(zhong)空截面(mian),大量用(yong)(yong)作輸送(song)流體的(de)管(guan)(guan)道,如(ru)輸送(song)石油(you)、天然氣、煤氣、水及某些固體物料的(de)管(guan)(guan)道等。鋼(gang)(gang)管(guan)(guan)與圓鋼(gang)(gang)等實心鋼(gang)(gang)材(cai)相(xiang)比,在抗(kang)彎抗(kang)扭(niu)強度相(xiang)同時,重量較(jiao)輕,是一種經濟截面(mian)鋼(gang)(gang)材(cai)。 廣泛用(yong)(yong)于制造(zao)(zao)結構(gou)件和機械零(ling)件,如(ru)石油(you)鉆桿、汽車(che)(che)傳動軸(zhou)(zhou)(傳動軸(zhou)(zhou)組(zu)成:軸(zhou)(zhou)管(guan)(guan)、伸縮套和萬向節)、自行車(che)(che)架以及建筑)施工(gong)(gong)中(zhong)用(yong)(yong)的(de)鋼(gang)(gang)腳手架等用(yong)(yong)鋼(gang)(gang)管(guan)(guan)制造(zao)(zao)環(huan)形零(ling)件,可(ke)提高材(cai)料利用(yong)(yong)率,簡化制造(zao)(zao)工(gong)(gong)序,節約材(cai)料和加工(gong)(gong)工(gong)(gong)時,已(yi)廣泛用(yong)(yong)鋼(gang)(gang)管(guan)(guan)來制造(zao)(zao)。