CN109988967A - 一种新型焊接材料及其制作方法 - Google Patents

一种新型焊接材料及其制作方法 Download PDF

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CN109988967A
CN109988967A CN201910174520.7A CN201910174520A CN109988967A CN 109988967 A CN109988967 A CN 109988967A CN 201910174520 A CN201910174520 A CN 201910174520A CN 109988967 A CN109988967 A CN 109988967A
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李兴会
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China University of Mining and Technology CUMT
Jiangsu Province Xuzhou Technician Institute
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24Selection of soldering or welding materials proper
    • B23K35/30Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
    • B23K35/3053Fe as the principal constituent
    • B23K35/308Fe as the principal constituent with Cr as next major constituent
    • B23K35/3086Fe as the principal constituent with Cr as next major constituent containing Ni or Mn
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/06Deoxidising, e.g. killing
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10Handling in a vacuum
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/065Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16Remelting metals
    • C22B9/18Electroslag remelting
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Arc Welding In General (AREA)

Abstract

本发明涉及一种新型焊接材料,以重量百分比计,其特征在于:其化学成分包括:C≤0.03%,Mn≤2%,Si≤1%,p≤0.03%,S≤0.02%,Cr 22.0~23.0%,Ni 4.5~6.5%,Mo3.0~3.5%,N0.14~0.2%。本发明具有如下优点:制作过程中,添加稀土材料和控制铜的加入量,使其具有更好的力学与耐腐蚀的焊接材料,以提高成材率,在海水介质中有很好的耐点蚀,耐缝隙腐蚀,耐空泡和磨损腐蚀及高的疲劳强度,在许多环境中耐均匀腐蚀性能也较好。

Description

一种新型焊接材料及其制作方法
技术领域
本发明涉及焊接领域,特别是涉及一种新型焊接材料及其制作方法。
背景技术
现有焊接材料的生产工艺多样大多是直接合成所需的材料,这样生产模式下所得焊接材料性能单一。针对在不同的焊接要求下,焊接材料都需要从头合成再加工程序要的,工艺非常繁琐,焊接材料的性能重复性较差。
发明内容
本发明要解决的是克服以上技术缺陷,提供一种新型焊接材料及其制作方法。
为解决上述技术问题,本发明提供的技术方案为:一种新型焊接材料,以重量百分比计,其化学成分包括:C≤0.03%,Mn≤2%,Si≤1%,p≤0.03%,S≤0.02%,Cr22.0~23.0%,Ni4.5~6.5%,Mo3.0~3.5%, N0.14~0.2%。
一种新型焊接材料制作方法,其特征在于:包含以下步骤:
第一步:按照上述比例,先投放Mi、Cr在1600-1650℃下熔炼熔化,后加纯Ni、熔化结束后,再加 Mo;
第二步:待熔化结束后,真空感应熔炼采用2次精炼工艺;第一次精炼在(1530~1560)±5℃的温度下,真空度控制在1~6Pa,精炼10~20分钟;第2次精炼在(1530~1560)±5℃的温度下,真空度控制在0.1~0.02Pa,精炼10分钟,以控制成分偏析,然后进行电磁搅拌,在此过程中加入加Ti、烯土进行脱氧造渣;
第三步:将经过2次真空感应熔炼的钢水采用细流中速均匀浇注,浇注时间为12~18秒,浇注温度控制温度至在(1530~1560)±5℃首次获得重熔电极棒;
第四步:电渣重熔获得钢锭;
第五步:锻造钢坯,将电渣重熔获得的钢锭锻造成截面边长为40~80mm的方坯,通过超声波探伤、渗透探伤后再进行精整,将精整后的钢坯在850~1160℃的温度下将方坯热轧成φ8~φ14mm的圆条,在 1070±10℃的温度下保温时间30~60分钟,然后进行水淬,圆条钢丝经过固溶热处理获得亚稳定的奥氏体不锈钢丝材坯料;
第六步:拉拔成丝,将奥氏体不锈钢丝材坯料以每一次40~70%的变形度进行多次拉拔,最后一次的拉拔变形度控制在20~40%,获得不锈钢焊接材料。
所述的第四步中的电渣渣量配比为:铝粉25g、铝氧粉230g、石灰100g、镁粉100g、萤石粉1240g、钛白粉25g。
本发明具有如下优点:制作过程中,添加稀土材料和控制铜的加入量,使其具有更好的力学与耐腐蚀的焊接材料,以提高成材率,在海水介质中有很好的耐点蚀,耐缝隙腐蚀,耐空泡和磨损腐蚀及高的疲劳强度,在许多环境中耐均匀腐蚀性能也较好。
具体实施方式
下面对本发明做进一步的详细说明。
一种新型焊接材料,以重量百分比计,其特征在于:其化学成分包括:C≤0.03%,Mn≤2%,Si≤1%, p≤0.03%,S≤0.02%,Cr 22.0~23.0%,Ni 4.5~6.5%,Mo3.0~3.5%,N0.14~0.2%。
一种新型焊接材料制作方法,包含以下步骤:
第一步:按照上述比例,先投放Mi、Cr在1600-1650℃下熔炼熔化,后加纯Ni、熔化结束后,再加 Mo;
第二步:待熔化结束后,真空感应熔炼采用2次精炼工艺;第一次精炼在(1530~1560)±5℃的温度下,真空度控制在1~6Pa,精炼10~20分钟;第2次精炼在(1530~1560)±5℃的温度下,真空度控制在0.1~0.02Pa,精炼10分钟,以控制成分偏析,然后进行电磁搅拌,在此过程中加入加Ti、烯土进行脱氧造渣;
第三步:将经过2次真空感应熔炼的钢水采用细流中速均匀浇注,浇注时间为12~18秒,浇注温度控制温度至在(1530~1560)±5℃首次获得重熔电极棒;
第四步:电渣重熔获得钢锭;
第五步:锻造钢坯,将电渣重熔获得的钢锭锻造成截面边长为40~80mm的方坯,通过超声波探伤、渗透探伤后再进行精整,将精整后的钢坯在850~1160℃的温度下将方坯热轧成φ8~φ14mm的圆条,在 1070±10℃的温度下保温时间30~60分钟,然后进行水淬,圆条钢丝经过固溶热处理获得亚稳定的奥氏体不锈钢丝材坯料;
第六步:拉拔成丝,将奥氏体不锈钢丝材坯料以每一次40~70%的变形度进行多次拉拔,最后一次的拉拔变形度控制在20~40%,获得不锈钢焊接材料。
所述的第四步中的电渣渣量配比为:铝粉25g、铝氧粉230g、石灰100g、镁粉100g、萤石粉1240g、钛白粉25g。
实施例1:以重量百分比计,C:0.01%,Mn:0.5%,Si:0.3%,p:0.01%,S:0.01%,Cr:22%, Ni:4.5%,Mo:3.0%,N:0.14%。
实施例2:以重量百分比计,C:0.02%,Mn:1%,Si:0.6%,p:0.02%,S:0.15%,Cr:22.5%, Ni:5%,Mo:3.2%,N:0.18%。
实施例1:以重量百分比计,C:0.03%,Mn:2%,Si:1%,p:0.03%,S:0.02%,Cr:23%,Ni: 6.5%,Mo:3.5%,N:0.2%。
以上对本发明及其实施方式进行了描述,这种描述没有限制性,所示的也只是本发明的实施方式之一,实际的结构并不局限于此。总而言之如果本领域的普通技术人员受其启示,在不脱离本发明创造宗旨的情况下,不经创造性的设计出与该技术方案相似的结构方式及实施例,均应属于本发明的保护范围。

Claims (3)

1.一种新型焊接材料,以重量百分比计,其特征在于:其化学成分包括:C≤0.03%,Mn≤2%,Si≤1%,p≤0.03%,S≤0.02%,Cr22.0~23.0%,Ni 4.5~6.5%,Mo3.0~3.5%,N0.14~0.2%。
2.一种新型焊接材料制作方法,其特征在于:包含以下步骤:
第一步:按照上述比例,先投放Mi、Cr在1600-1650℃下熔炼熔化,后加纯Ni、熔化结束后,再加Mo;
第二步:待熔化结束后,真空感应熔炼采用2次精炼工艺;第一次精炼在(1530~1560)±5℃的温度下,真空度控制在1~6Pa,精炼10~20分钟;第2次精炼在(1530~1560)±5℃的温度下,真空度控制在0.1~0.02Pa,精炼10分钟,以控制成分偏析,然后进行电磁搅拌,在此过程中加入加Ti、烯土进行脱氧造渣;
第三步:将经过2次真空感应熔炼的钢水采用细流中速均匀浇注,浇注时间为12~18秒,浇注温度控制温度至在(1530~1560)±5℃首次获得重熔电极棒;
第四步:电渣重熔获得钢锭;
第五步:锻造钢坯,将电渣重熔获得的钢锭锻造成截面边长为40~80mm的方坯,通过超声波探伤、渗透探伤后再进行精整,将精整后的钢坯在850~1160℃的温度下将方坯热轧成φ8~φ14mm的圆条,在1070±10℃的温度下保温时间30~60分钟,然后进行水淬,圆条钢丝经过固溶热处理获得亚稳定的奥氏体不锈钢丝材坯料;
第六步:拉拔成丝,将奥氏体不锈钢丝材坯料以每一次40~70%的变形度进行多次拉拔,最后一次的拉拔变形度控制在20~40%,获得不锈钢焊接材料。
3.根据权利要求2所述的一种新型焊接材料制作方法,其特征在于:所述的第四步中的电渣渣量配比为:铝粉25g、铝氧粉230g、石灰100g、镁粉100g、萤石粉1240g、钛白粉25g。
CN201910174520.7A 2019-03-04 2019-03-04 一种新型焊接材料及其制作方法 Pending CN109988967A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110860818A (zh) * 2019-11-29 2020-03-06 哈尔滨焊接研究院有限公司 一种低镍含氮奥氏体不锈钢焊丝及其制备方法

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* Cited by examiner, † Cited by third party
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US3726668A (en) * 1969-11-29 1973-04-10 Boehler & Co Ag Geb Welding filling material
JPH02295678A (ja) * 1989-05-02 1990-12-06 Nippon Steel Corp 溶接金属部の耐孔食性に優れた2相ステンレス鋼の溶接方法
CN1125965A (zh) * 1993-06-21 1996-07-03 桑德维克公司 铁素体-奥氏体不锈钢
CN1426491A (zh) * 2000-04-28 2003-06-25 艾略特涡轮机械公司 焊接方法、填焊金属组合物和由此制得的制品
CN101913037A (zh) * 2010-09-15 2010-12-15 江苏立新合金实业总公司 一种超级双相不锈钢焊接材料及其生产方法
CN102251191A (zh) * 2011-07-21 2011-11-23 重庆仪表材料研究所 一种马氏体不锈钢及其不锈钢扁带的制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3726668A (en) * 1969-11-29 1973-04-10 Boehler & Co Ag Geb Welding filling material
JPH02295678A (ja) * 1989-05-02 1990-12-06 Nippon Steel Corp 溶接金属部の耐孔食性に優れた2相ステンレス鋼の溶接方法
CN1125965A (zh) * 1993-06-21 1996-07-03 桑德维克公司 铁素体-奥氏体不锈钢
CN1426491A (zh) * 2000-04-28 2003-06-25 艾略特涡轮机械公司 焊接方法、填焊金属组合物和由此制得的制品
CN101913037A (zh) * 2010-09-15 2010-12-15 江苏立新合金实业总公司 一种超级双相不锈钢焊接材料及其生产方法
CN102251191A (zh) * 2011-07-21 2011-11-23 重庆仪表材料研究所 一种马氏体不锈钢及其不锈钢扁带的制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110860818A (zh) * 2019-11-29 2020-03-06 哈尔滨焊接研究院有限公司 一种低镍含氮奥氏体不锈钢焊丝及其制备方法

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