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直縫電焊鋼管廠家簡要介紹

直縫電焊鋼管廠家簡要介紹

直縫電焊鋼管（YB242-63）是焊縫與鋼管縱向平行的鋼管。通常分為公制電焊鋼管、電焊薄壁管、變壓器冷卻油管等等。直縫焊接鋼管包括雙面埋弧焊直縫焊接鋼管和高頻電阻焊，...

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