資質(zhì)證書
X80 鋼板制熱擠壓三通工藝發(fā)明專利證書
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X80 級(jí)鋼板熱擠壓彎頭工藝方法發(fā)明專利證書
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一種利用X80 鋼板制造低溫模壓三通的工藝發(fā)明專利證書
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N08825 D864*48臨氫高壓鎳基合金三通、彎頭科技成果
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WP347 D864*68臨氫高壓不銹鋼三通、彎頭科技成果
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IB555鋼級(jí)D1422感應(yīng)加熱彎管的制造科技成果
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X80 D1422*58 鋼板制模壓低溫三通科技成果
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500鋼板DN1400厚壁三通的制造科技成果
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X80鋼板模壓PN12.0Φ>1220nm等徑三通科技成果
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