CN1257790C - 提高焊接接头疲劳性能的实芯焊丝 - Google Patents
提高焊接接头疲劳性能的实芯焊丝 Download PDFInfo
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- CN1257790C CN1257790C CN 200510013183 CN200510013183A CN1257790C CN 1257790 C CN1257790 C CN 1257790C CN 200510013183 CN200510013183 CN 200510013183 CN 200510013183 A CN200510013183 A CN 200510013183A CN 1257790 C CN1257790 C CN 1257790C
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- welding wire
- fatigue
- solid
- solid core
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Abstract
Description
实芯焊丝 | C | Cr | Ni | Mn | Si | Mo | Ti | Nb | Fe | Ms/℃ |
LW1 | 0.054 | 11.74 | 10.90 | 1.38 | 0.19 | 0.35 | 0.39 | 0.10 | 余量 | 101 |
LW2 | 0.045 | 10.87 | 10.23 | 1.42 | 0.23 | 0.46 | 0.51 | 0.12 | 余量 | 133 |
LW3 | 0.053 | 9.98 | 9.25 | 1.60 | 0.18 | 0.44 | 0.54 | 0.12 | 余量 | 190 |
LW4 | 0.049 | 9.10 | 8.16 | 1.38 | 0.24 | 0.65 | 0.64 | 0.16 | 余量 | 226 |
LW5 | 0.047 | 8.37 | 7.25 | 1.75 | 0.18 | 0.40 | 0.72 | 0.17 | 余量 | 271 |
LW6 | 0.048 | 7.30 | 6.15 | 1.50 | 0.21 | 0.64 | 0.63 | 0.12 | 余量 | 308 |
LW7 | 0.051 | 6.33 | 5.29 | 1.43 | 0.41 | 0.33 | 0.43 | 0.15 | 余量 | 390 |
对比实施例1 | 0.047 | 12.80 | 12.25 | 1.50 | 0.32 | 0.34 | 0.11 | 0.13 | 余量 | 20 |
对比实施例2 | 0.073 | 1.96 | 1.45 | 1.71 | 0.81 | 0.55 | 0.47 | 0.10 | 余量 | 780 |
实芯焊丝实例 | 疲劳强度提高(在2*106循环次数下) | 疲劳寿命提高(在不同应力水平下) |
LW1 | 21% | 8~14倍 |
LW2 | 27% | 9~17倍 |
LW3 | 38% | 10~20倍 |
LW4 | 32% | 7~14倍 |
LW5 | 26% | 5~11倍 |
LW6 | 18% | 4~8倍 |
LW7 | 12% | 2~3倍 |
对比实施例1 | 5% | 1~2倍 |
对比实施例2 | 0% | 0倍(比较值) |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200510013183 CN1257790C (zh) | 2005-02-03 | 2005-02-03 | 提高焊接接头疲劳性能的实芯焊丝 |
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CN 200510013183 CN1257790C (zh) | 2005-02-03 | 2005-02-03 | 提高焊接接头疲劳性能的实芯焊丝 |
Publications (2)
Publication Number | Publication Date |
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CN1651181A CN1651181A (zh) | 2005-08-10 |
CN1257790C true CN1257790C (zh) | 2006-05-31 |
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CN 200510013183 Expired - Fee Related CN1257790C (zh) | 2005-02-03 | 2005-02-03 | 提高焊接接头疲劳性能的实芯焊丝 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102091884B (zh) * | 2011-01-25 | 2012-07-25 | 天津大学 | 能够使不锈钢焊接接头焊趾处产生压缩应力的药芯焊丝 |
CN102554507A (zh) * | 2012-02-01 | 2012-07-11 | 天津大学 | 一种产生残余压缩应力的实芯焊丝及其在不锈钢焊接中的应用 |
CN102615399A (zh) * | 2012-03-27 | 2012-08-01 | 天津大学 | 提高支管承插焊焊趾疲劳寿命的焊接方法 |
CN104722949A (zh) * | 2015-02-02 | 2015-06-24 | 温州大学 | 一种降低高强钢焊接残余应力的实芯焊丝 |
CN110076476A (zh) * | 2019-04-19 | 2019-08-02 | 黄石市高潮工矿机械有限公司 | 一种高强度复合焊料 |
CN111590238A (zh) * | 2020-05-28 | 2020-08-28 | 南京钢铁股份有限公司 | 一种深冷环境用节Ni低温钢埋弧焊焊丝及焊接工艺 |
CN112430786B (zh) * | 2020-11-23 | 2022-02-18 | 山西太钢不锈钢股份有限公司 | 水电行业焊接用不锈钢线材及其制备方法 |
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2005
- 2005-02-03 CN CN 200510013183 patent/CN1257790C/zh not_active Expired - Fee Related
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CN1651181A (zh) | 2005-08-10 |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHENZHEN CHIWAN SEMBAWANG ENGINEERING CO., LTD. Assignor: Tianjin University Contract fulfillment period: 2008.10.15 to 2013.10.15 Contract record no.: 2008990001287 Denomination of invention: Solid welding wire for lifting welding joint fatigne performance Granted publication date: 20060531 License type: Exclusive license Record date: 20081127 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.15 TO 2013.10.15; CHANGE OF CONTRACT Name of requester: SHENZHEN CHIWANSHENGBAOWANG ENGINEERING CO., LTD. Effective date: 20081127 |
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