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精(jing)(jing)密鋼管(guan)(guan)是一種(zhong)通過冷(leng)拔或(huo)熱軋(ya)處(chu)理后(hou)的一種(zhong)高(gao)精(jing)(jing)密的鋼管(guan)(guan)材(cai)料。由于精(jing)(jing)密鋼管(guan)(guan)內外(wai)壁無(wu)(wu)氧化層(ceng)、承受(shou)高(gao)壓(ya)無(wu)(wu)泄漏、高(gao)精(jing)(jing)度、高(gao)光潔度、冷(leng)彎(wan)不變形、擴口、壓(ya)扁(bian)無(wu)(wu)裂縫等(deng)優(you)點,所以主要用來生產氣(qi)動或(huo)液壓(ya) 元件的產品(pin),如氣(qi)缸或(huo)油(you)缸,可(ke)以是無(wu)(wu)縫管(guan)(guan),也有(you)焊接管(guan)(guan)。