CN107052536A - A kind of low-alloy steel heat exchanger tube docking automatic soldering technique without packing material - Google Patents
A kind of low-alloy steel heat exchanger tube docking automatic soldering technique without packing material Download PDFInfo
- Publication number
- CN107052536A CN107052536A CN201710313833.7A CN201710313833A CN107052536A CN 107052536 A CN107052536 A CN 107052536A CN 201710313833 A CN201710313833 A CN 201710313833A CN 107052536 A CN107052536 A CN 107052536A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- exchanger tube
- welding
- tungsten electrode
- alloy steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/235—Preliminary treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710313833.7A CN107052536B (en) | 2017-05-05 | 2017-05-05 | Automatic butt welding process for low alloy steel heat exchange tubes without filler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710313833.7A CN107052536B (en) | 2017-05-05 | 2017-05-05 | Automatic butt welding process for low alloy steel heat exchange tubes without filler |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107052536A true CN107052536A (en) | 2017-08-18 |
CN107052536B CN107052536B (en) | 2020-02-07 |
Family
ID=59596657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710313833.7A Active CN107052536B (en) | 2017-05-05 | 2017-05-05 | Automatic butt welding process for low alloy steel heat exchange tubes without filler |
Country Status (1)
Country | Link |
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CN (1) | CN107052536B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110576289A (en) * | 2019-09-26 | 2019-12-17 | 上海电气核电设备有限公司 | Clamping tool for improving forming quality of butt weld of heat exchange tube and welding process thereof |
CN110763818A (en) * | 2019-11-20 | 2020-02-07 | 苏州热工研究院有限公司 | Method for testing space spiral bent pipe for heat exchanger |
CN111360376A (en) * | 2020-03-12 | 2020-07-03 | 江苏宜安建设有限公司 | Inert gas shielded dynamic welding without adding filler metal to pipeline |
CN112589240A (en) * | 2020-12-16 | 2021-04-02 | 摩丁热能技术(无锡)有限公司 | Automatic welding process for stainless steel pipes |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3800116A (en) * | 1970-12-29 | 1974-03-26 | Sumitomo Metal Ind | Apparatus for automatically welding pipe joints for cylindrical members such as steel pipe piles |
JPS5542148A (en) * | 1978-09-21 | 1980-03-25 | Mitsubishi Heavy Ind Ltd | Inconel welding method of dissimilar material joint |
CN103170768A (en) * | 2011-12-21 | 2013-06-26 | 哈电集团(秦皇岛)重型装备有限公司 | Small-caliber straight pipe butt welding device |
CN105081538A (en) * | 2015-08-25 | 2015-11-25 | 哈电集团(秦皇岛)重型装备有限公司 | Process for automatically welding small-specification thin-walled tube and small-holed axle tube plate |
CN205342335U (en) * | 2016-01-05 | 2016-06-29 | 哈电集团(秦皇岛)重型装备有限公司 | A axial alignment and fixing device for narrow tube butt welding usefulness |
-
2017
- 2017-05-05 CN CN201710313833.7A patent/CN107052536B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3800116A (en) * | 1970-12-29 | 1974-03-26 | Sumitomo Metal Ind | Apparatus for automatically welding pipe joints for cylindrical members such as steel pipe piles |
JPS5542148A (en) * | 1978-09-21 | 1980-03-25 | Mitsubishi Heavy Ind Ltd | Inconel welding method of dissimilar material joint |
CN103170768A (en) * | 2011-12-21 | 2013-06-26 | 哈电集团(秦皇岛)重型装备有限公司 | Small-caliber straight pipe butt welding device |
CN105081538A (en) * | 2015-08-25 | 2015-11-25 | 哈电集团(秦皇岛)重型装备有限公司 | Process for automatically welding small-specification thin-walled tube and small-holed axle tube plate |
CN205342335U (en) * | 2016-01-05 | 2016-06-29 | 哈电集团(秦皇岛)重型装备有限公司 | A axial alignment and fixing device for narrow tube butt welding usefulness |
Non-Patent Citations (1)
Title |
---|
梁志文等: "TIG不填丝自动焊接工艺在核电不锈钢薄壁小管中的应用", 《金属加工(热加工)》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110576289A (en) * | 2019-09-26 | 2019-12-17 | 上海电气核电设备有限公司 | Clamping tool for improving forming quality of butt weld of heat exchange tube and welding process thereof |
CN110763818A (en) * | 2019-11-20 | 2020-02-07 | 苏州热工研究院有限公司 | Method for testing space spiral bent pipe for heat exchanger |
CN111360376A (en) * | 2020-03-12 | 2020-07-03 | 江苏宜安建设有限公司 | Inert gas shielded dynamic welding without adding filler metal to pipeline |
CN112589240A (en) * | 2020-12-16 | 2021-04-02 | 摩丁热能技术(无锡)有限公司 | Automatic welding process for stainless steel pipes |
Also Published As
Publication number | Publication date |
---|---|
CN107052536B (en) | 2020-02-07 |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Xie Yanwu Inventor after: Yin Shuai Inventor after: Zheng Mingtao Inventor after: Wang Li Inventor after: Lun Xinjie Inventor after: Lin Haiyan Inventor after: Zhang Lide Inventor after: Li Qian Inventor after: Zhang Jun Inventor after: Zou Dijing Inventor before: Xie Yanwu Inventor before: Zheng Mingtao Inventor before: Wang Li Inventor before: Lun Xinjie Inventor before: Zou Dijing Inventor before: Zhang Lide Inventor before: Li Qian Inventor before: Yin Shuai |
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CB03 | Change of inventor or designer information |