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直縫鋼管是(shì)指焊縫與鋼管縱向平行的(de)鋼管。一(yī / yì ／yí)般也(yě)稱爲(wéi / wèi)直縫焊管或直縫鋼管。直縫管是(shì)通過高頻焊接機組将一(yī / yì ／yí)定規格的(de)長條形鋼帶卷制并采用直縫焊接而(ér)成。
