[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CN104874941A - 一种耐蚀药芯焊丝 - Google Patents

一种耐蚀药芯焊丝 Download PDF

Info

Publication number
CN104874941A
CN104874941A CN201510227463.6A CN201510227463A CN104874941A CN 104874941 A CN104874941 A CN 104874941A CN 201510227463 A CN201510227463 A CN 201510227463A CN 104874941 A CN104874941 A CN 104874941A
Authority
CN
China
Prior art keywords
cored wire
flux
powder
corrosion
content
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.)
Pending
Application number
CN201510227463.6A
Other languages
English (en)
Inventor
付伟
安毕军
张德远
刘小军
郭寅斌
李强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Space Flight Kaihong Science & Technology Co Ltd Guizhou
Original Assignee
Space Flight Kaihong Science & Technology Co Ltd Guizhou
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Space Flight Kaihong Science & Technology Co Ltd Guizhou filed Critical Space Flight Kaihong Science & Technology Co Ltd Guizhou
Priority to CN201510227463.6A priority Critical patent/CN104874941A/zh
Publication of CN104874941A publication Critical patent/CN104874941A/zh
Pending legal-status Critical Current

Links

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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
    • B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
    • B23K35/0261—Rods, electrodes, wires
    • B23K35/0266—Rods, electrodes, wires flux-cored
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3603—Halide salts
    • B23K35/3605—Fluorides
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3607—Silica or silicates
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3608—Titania or titanates
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/368—Selection of non-metallic compositions of core materials either alone or conjoint with selection of soldering or welding materials
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40—Making wire or rods for soldering or welding
    • B23K35/406—Filled tubular wire or rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Nonmetallic Welding Materials (AREA)

Abstract

本发明公开了一种耐蚀药芯焊丝，包括钢皮和药粉，所述药粉由以下重量百分比的各组分混合而成：铁粉8-10％、硅锰合金25-30％、金红石18-20％、硅灰石3-5％、铬铁15-17％、石英8-9％、萤石0.3-1.5％、钛铁1-2％。通过加大金红石、石英的比例，有效的改善了焊接工艺性能，加入的硅灰石可以调整熔渣的粘度、熔点和表面张力，加入硅锰合金可以有效改善焊缝成型，铁粉的加入有助于提高熔敷效率，减少凹坑和气孔的数量，铬铁的加入主要是向焊缝金属过渡合金元素，萤石中的氟化钙可以改善熔渣的物化性能，加入的钛铁其含有的钛可以细化晶粒，有利于焊缝金属韧性的改善，通过本药粉制备出的药芯焊丝具有脱渣容易、电弧稳定、焊缝金属韧性高且耐腐蚀性强的特点。

Description

一种耐蚀药芯焊丝
技术领域
本发明涉及金属焊接材料技术领域，具体涉及一种耐蚀药芯焊丝。
背景技术
药芯焊丝也称为管状焊丝或粉芯焊丝，是20世纪50年代发展起来的高效率焊接材料，可以通过调整药芯添加物的种类和比例，很方便地设计各种不同用途的焊接材料，以适于不同工矿、不同条件设备部件的要求，用来焊接各种类型钢材。药芯焊丝既具有药皮焊条的配方可调性，同时又具有实芯焊丝连续焊接的特点。药芯焊丝正以其无可比拟的技术和经济性，受到国内外焊接界的极大关注。
随着焊接生产向高效率、低成本、高质量方向发展，药芯焊丝作为一种极有发展前途的焊接材料及高技术产品，在焊接材料中所占的比例越来越大，现有的药芯焊丝普遍存在、电弧不稳定、焊缝金属韧性低、耐腐蚀性差、不容易脱渣等问题。
发明内容
为解决上述技术问题，本发明提供了一种脱渣容易、电弧稳定、焊缝金属韧性高且耐腐蚀性较强的药芯焊丝。
本发明是通过以下技术方案予以实现的：
一种耐蚀药芯焊丝，包括钢皮和药粉，所述药粉由以下重量百分比的各组分混合而成：铁粉8-10％、硅锰合金25-30％、金红石18-20％、硅灰石3-5％、铬铁15-17％、石英8-9％、萤石0.3-1.5％、钛铁1-2％。
所述铁粉中Fe的含量≥98％。
所述硅锰合金中Si的含量为30-35％。
所述金红石中TiO2的含量≥96％。
所述硅灰石中CaSiO3的含量≥72％。
所述铬铁中铬的含量为70-74％。
所述石英中二氧化硅的含量≥98％。
所述萤石中氟化钙的含量≥97％。
所述钛铁中钛的含量为25-30％。
本发明的有益效果在于：通过加大金红石、石英的比例，有效的改善了焊接工艺性能，使得其电弧稳定性更好，加入的硅灰石可以调整熔渣的粘度、熔点和表面张力，加入硅锰合金可以有效改善焊缝成型，铁粉的加入有助于提高熔敷效率，减少凹坑和气孔的数量，铬铁的加入主要是向焊缝金属过渡合金元素，萤石中的氟化钙可以改善熔渣的物化性能，加入的钛铁其含有的钛可以细化晶粒，有利于焊缝金属韧性的改善，通过本药粉制备出的药芯焊丝具有脱渣容易、电弧稳定、焊缝金属韧性高且耐腐蚀性强的特点。
具体实施方式
以下结合具体实施例对本发明的技术方案作进一步描述，但要求保护的范围并不局限于所述。
实施例一
取500g混合物为例：铁粉40g、硅锰合金125g、金红石90g、硅灰石15g、铬铁75g、石英40g、萤石1.5g、钛铁5g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为18％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。
实施例二
取500g混合物为例：铁粉45g、硅锰合金140g、金红石95g、硅灰石20g、铬铁80g、石英42.5g、萤石4.5g、钛铁7.5g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为18％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。
实施例三
取500g混合物为例：铁粉50g、硅锰合金150g、金红石100g、硅灰石25g、铬铁85g、石英45g、萤石7.5g、钛铁10g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为18％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。
实施例四
取1000g混合物为例：铁粉80g、硅锰合金250g、金红石180g、硅灰石30g、铬铁150g、石英80g、萤石3g、钛铁10g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为19％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。
实施例五
取1000g混合物为例：铁粉90g、硅锰合金280g、金红石190g、硅灰石40g、铬铁160g、石英85g、萤石9g、钛铁15g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为19％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。
实施例六
取1000g混合物为例：铁粉100g、硅锰合金300g、金红石200g、硅灰石50g、铬铁170g、石英90g、萤石15g、钛铁20g。将各种粉末放入混粉机中混合45min，让后将粉末加入到钢皮中，填充率为19％，使药粉包裹在其中，然后通过拉丝机处理即得到本发明耐蚀药芯焊丝。

Claims (9)

1.一种耐蚀药芯焊丝，包括钢皮和药粉，其特征在于：所述药粉由以下重量百分比的各组分混合而成：铁粉8-10％、硅锰合金25-30％、金红石18-20％、硅灰石3-5％、铬铁15-17％、石英8-9％、萤石0.3-1.5％、钛铁1-2％。
2.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述铁粉中Fe的含量≥98％。
3.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述硅锰合金中Si的含量为30-35％。
4.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述金红石中TiO2的含量≥96％。
5.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述硅灰石中CaSiO3的含量≥72％。
6.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述铬铁中铬的含量为70-74％。
7.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述石英中二氧化硅的含量≥98％。
8.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述萤石中氟化钙的含量≥97％。
9.根据权利要求1所述的耐蚀药芯焊丝，其特征在于：所述钛铁中钛的含量为25-30％。
CN201510227463.6A 2015-05-06 2015-05-06 一种耐蚀药芯焊丝 Pending CN104874941A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510227463.6A CN104874941A (zh) 2015-05-06 2015-05-06 一种耐蚀药芯焊丝

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510227463.6A CN104874941A (zh) 2015-05-06 2015-05-06 一种耐蚀药芯焊丝

Publications (1)

Publication Number Publication Date
CN104874941A true CN104874941A (zh) 2015-09-02

Family

ID=53942751

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510227463.6A Pending CN104874941A (zh) 2015-05-06 2015-05-06 一种耐蚀药芯焊丝

Country Status (1)

Country Link
CN (1) CN104874941A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107498212A (zh) * 2017-10-18 2017-12-22 镇江市锶达合金材料有限公司 一种药性焊丝材料配方及其制造方法
CN111037153A (zh) * 2019-12-27 2020-04-21 中国第一重型机械集团大连加氢反应器制造有限公司 快中子反应堆设备制造用e316h型焊条

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1603055A (zh) * 2004-11-15 2005-04-06 攀钢集团攀枝花钢铁研究院 一种支撑辊堆焊用药芯焊丝
CN101450425A (zh) * 2008-12-31 2009-06-10 宁波隆兴焊割科技股份有限公司 耐热钢药芯焊丝
EP2105243A1 (en) * 2008-03-26 2009-09-30 Nippon Steel & Sumikin Welding Co., Ltd. Metal-based flux cored wire for Ar-CO 2 mixed gas shielded arc welding
JP5153421B2 (ja) * 2008-04-07 2013-02-27 日鐵住金溶接工業株式会社 ガスシールドアーク溶接用フラックス入りワイヤ
CN103495817A (zh) * 2013-10-16 2014-01-08 宁波隆兴焊割科技股份有限公司 C02或80Ar+C02气体保护碱性焊药芯焊丝
CN103659039A (zh) * 2013-12-04 2014-03-26 宁波隆兴焊割科技股份有限公司 一种超音速火焰喷涂型药芯焊丝及其制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1603055A (zh) * 2004-11-15 2005-04-06 攀钢集团攀枝花钢铁研究院 一种支撑辊堆焊用药芯焊丝
EP2105243A1 (en) * 2008-03-26 2009-09-30 Nippon Steel & Sumikin Welding Co., Ltd. Metal-based flux cored wire for Ar-CO 2 mixed gas shielded arc welding
JP5153421B2 (ja) * 2008-04-07 2013-02-27 日鐵住金溶接工業株式会社 ガスシールドアーク溶接用フラックス入りワイヤ
CN101450425A (zh) * 2008-12-31 2009-06-10 宁波隆兴焊割科技股份有限公司 耐热钢药芯焊丝
CN103495817A (zh) * 2013-10-16 2014-01-08 宁波隆兴焊割科技股份有限公司 C02或80Ar+C02气体保护碱性焊药芯焊丝
CN103659039A (zh) * 2013-12-04 2014-03-26 宁波隆兴焊割科技股份有限公司 一种超音速火焰喷涂型药芯焊丝及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107498212A (zh) * 2017-10-18 2017-12-22 镇江市锶达合金材料有限公司 一种药性焊丝材料配方及其制造方法
CN111037153A (zh) * 2019-12-27 2020-04-21 中国第一重型机械集团大连加氢反应器制造有限公司 快中子反应堆设备制造用e316h型焊条

Similar Documents

Publication Publication Date Title
CN101658987B (zh) 一种药芯焊丝
CN104400250B (zh) 一种低温钢药芯焊丝
CN106238965B (zh) 一种9Ni钢焊接用烧结焊剂及其制备方法
CN103358049B (zh) 一种以高钛渣为药粉主要原料制备的药芯焊丝
CN104831014B (zh) 一种高钛特种焊丝钢的冶炼方法
CN107931888A (zh) 水电工程用高强钢焊条及其制备方法
CN105081613B (zh) 一种超低温钢用镍基焊条及其制备方法
CN111618479B (zh) 一种5％Ni钢用焊条及其制备方法
CN106736049B (zh) 一种立焊工艺性良好的无缝药芯焊丝
CN106736020A (zh) 耐热钢药芯焊丝
CN102328156B (zh) 一种还原钛铁矿型药芯焊丝
CN102430877A (zh) 一种金属粉芯型药芯焊丝及其制备与应用
CN101596654A (zh) 一种高强结构钢板焊接用药芯焊丝
CN102873468A (zh) 一种高速平角焊药芯焊丝及其制备与应用
CN103862201A (zh) 一种用于Ni钢焊接的电焊条
CN104874941A (zh) 一种耐蚀药芯焊丝
CN107914099A (zh) 抗拉强度800MPa级的金红石型药芯焊丝及其制备方法
CN103084758B (zh) 钛钙型焊条
CN107252995B (zh) 一种用于钠冷快中子增殖堆焊接的不锈钢焊条
CN102974958B (zh) 一种热镀锌锅用钢配套焊条
CN102785041B (zh) 全位置碱性气体保护药芯焊丝
TWI555602B (zh) High strength and high toughness low alloy steel electrode
CN104511701A (zh) 药芯焊丝
CN103753055A (zh) 一种低碳钢带制备含金红石药芯粉的无缝管焊丝加工方法
CN110773899A (zh) 一种用于焊接核反应堆压力容器用SA-508 Gr.3 Cl.2钢的低合金钢焊条

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20150902