[1]曹文军,胡旭东,谢 亮.低钢级超大直径螺旋埋弧焊管成型工艺能力提升[J].焊管,2018,41(1):51-55.[doi:DOI: 10.19291/j.cnki.1001-3938.2018.01.010]
 CAO Wenjun,HU Xudong,XIE Liang.Forming Process Ability Improvement of?Low Steel Grade and Super Large Diameter SSAW[J].,2018,41(1):51-55.[doi:DOI: 10.19291/j.cnki.1001-3938.2018.01.010]
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低钢级超大直径螺旋埋弧焊管成型工艺能力提升()
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《焊管》[ISSN:1001-3938/CN:61-1160/TE]

卷:
41
期数:
2018年第1期
页码:
51-55
栏目:
工艺与设备
出版日期:
2018-01-28

文章信息/Info

Title:
Forming Process Ability Improvement of
?Low Steel Grade and Super Large Diameter SSAW
文章编号:
DOI: 10.19291/j.cnki.1001-3938.2018.01.010
作者:
曹文军1胡旭东2谢 亮2
1. 宝鸡石油钢管有限责任公司,陕西 宝鸡 721008;
2. 上海宝世威石油钢管制造有限公司,上海 200941
Author(s):
CAO Wenjun1 HU Xudong2 XIE Liang2
1. Baoji Petroleum Steel Pipe Co., Ltd., Baoji 721008, Shaanxi, China;
2. Shanghai BSW Petro-pipe Co., Ltd., Shanghai 200941, China
关键词:
螺旋埋弧焊管成型器成型工艺径厚比K值超压量
Keywords:
SSAW former forming process diameter-thick ratio K value overpressure amount
分类号:
TG335.75
DOI:
DOI: 10.19291/j.cnki.1001-3938.2018.01.010
文献标志码:
B
摘要:
为了改进现有的螺旋埋弧焊管机组在超大直径钢管生产中成型质量不稳定的现状,对外涨式成型器的工作原理和成型难点进行了分析,并通过优化调整K值,强化导板辅助功能,增加双头焊垫辊改造及提升外控辊约束力等措施提升成型器的工艺能力。实施效果表明,该改进方案能够减少超压量,增强三辊弯板效率,消除内焊缝根部应力裂纹,提升了超大直径、超大径厚比螺旋钢管生产中成型器的工艺能力和产品质量水平。
Abstract:
In order to improve unstable forming quality of existing spiral submerged arc welded pipe(SSAW) mill, working principles and forming difficulties of outside up type former were analyzed, and process capability of former was promoted by optimizing and adjusting K value,? intensifying auxiliary functions of guide, strengthening double-end bonding pad roll reform and improving binding force of external control roll. The implementation effects showed that the improved scheme could reduce overpressure amount, increase efficiency of three-roll bending plate, eliminate stress crack of root of inside weld and upgrade process capability and quality level of former in production of super large diameter and super large diameter-thick ratio spirally steel pipe.

参考文献/References:

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[4] 白忠泉. 螺旋焊管的成型技术[J]. 焊管, 2004, 27(3):48-56.
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备注/Memo

备注/Memo:
收稿日期: 2017-07-19
修改稿收稿日期: 2017-08-31
作者简介: 曹文军(1971—), 男, 长期专业从事螺旋焊管成型岗位质量维护和调型等工作,中国石油天然气集团公司成型高级技师、技能专家。
更新日期/Last Update: 2018-02-23