CN103418627B - 小径厚比冷拔卷焊钢管及组合转模拉拔卷管装备 - Google Patents
小径厚比冷拔卷焊钢管及组合转模拉拔卷管装备 Download PDFInfo
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- CN103418627B CN103418627B CN201310308206.6A CN201310308206A CN103418627B CN 103418627 B CN103418627 B CN 103418627B CN 201310308206 A CN201310308206 A CN 201310308206A CN 103418627 B CN103418627 B CN 103418627B
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CN103418627A CN103418627A (zh) | 2013-12-04 |
CN103418627B true CN103418627B (zh) | 2016-08-24 |
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CN104148949B (zh) * | 2014-06-24 | 2016-08-24 | 湖北三江航天江北机械工程有限公司 | 超宽幅小厚度误差钢板的成形与预应力展平方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1926750U (de) * | 1964-02-25 | 1965-11-11 | Merkur Verfahrenstechnik G & F | Vorrichtung zum entspannen von drahtgeweben. |
JPH04178221A (ja) * | 1990-11-08 | 1992-06-25 | Nkk Corp | 電縫鋼管の成形装置 |
CN2127045Y (zh) * | 1992-02-18 | 1993-02-17 | 符颖士 | 双层钎焊管成型设备 |
CN1225298A (zh) * | 1998-02-05 | 1999-08-11 | 曾绍谦 | 滚锻缩管法及其装置 |
CN102218642A (zh) * | 2011-04-29 | 2011-10-19 | 深圳市建筑设计研究总院有限公司 | 用于建筑结构的小径厚比厚壁钢管的制造方法 |
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DE1926750A1 (de) * | 1969-05-24 | 1970-12-23 | Demag Ag | Vorrichtung fuer die Formgebung von Schlitzroehren |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1926750U (de) * | 1964-02-25 | 1965-11-11 | Merkur Verfahrenstechnik G & F | Vorrichtung zum entspannen von drahtgeweben. |
JPH04178221A (ja) * | 1990-11-08 | 1992-06-25 | Nkk Corp | 電縫鋼管の成形装置 |
CN2127045Y (zh) * | 1992-02-18 | 1993-02-17 | 符颖士 | 双层钎焊管成型设备 |
CN1225298A (zh) * | 1998-02-05 | 1999-08-11 | 曾绍谦 | 滚锻缩管法及其装置 |
CN102218642A (zh) * | 2011-04-29 | 2011-10-19 | 深圳市建筑设计研究总院有限公司 | 用于建筑结构的小径厚比厚壁钢管的制造方法 |
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