CN106567014A - 一种空气净化器合金连接法兰制备方法 - Google Patents

一种空气净化器合金连接法兰制备方法 Download PDF

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CN106567014A
CN106567014A CN201610998647.7A CN201610998647A CN106567014A CN 106567014 A CN106567014 A CN 106567014A CN 201610998647 A CN201610998647 A CN 201610998647A CN 106567014 A CN106567014 A CN 106567014A
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adpting flange
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殷友生
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Anhui Jie Jie Purification Technology Co Ltd
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/60Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
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    • 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
    • C22C38/08Ferrous alloys, e.g. steel alloys containing nickel
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/10Ferrous alloys, e.g. steel alloys containing cobalt
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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    • 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
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions

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Abstract

本发明公开了一种空气净化器合金连接法兰制备方法,包括有以下工艺步骤:选择如下配比的重量份原料:锰铁11.2‑12.6份、废铝板2.5‑3.5份、镍铁42‑44份、铬铁2‑3份、造渣剂0.4‑0.7份、焦炭0.6‑1.2份,将上述原料放入熔炼炉中经过脱硫、还原处理后,将还原处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.4~1.7%的球化剂,球化处理的温度为620~700℃,得到球化处理的钢液;本发明工件表面发黑和热处理操作简单,用时短,法兰抗压性能好,耐腐蚀性能更佳,形成油膜均匀稳定,提高了气体对金属表面的保护作用。

Description

一种空气净化器合金连接法兰制备方法
技术领域
本发明涉及铝合金领域,具体属于一种空气净化器合金连接法兰制备方法。
背景技术
空气净化器的外形构成主要是机箱外壳、过滤段、风道设计、电机、电源、液晶显示屏等。决定寿命的是电机,决定净化效能的是过滤段,决定是否安静的是风道设计、机箱外壳、过滤段、电机。
现有的空气净化器合金连接法兰热处理工艺普遍存在易变形、脆性较大和易氧化腐蚀的缺陷,导致连接法兰工件在热处理工艺过程中,表面被氧化,使其表层含碳量下降,形成表面脱碳层。而脱碳会使工件表面的临界冷却速度增大,在淬火时有可能发生奥氏体组织分解;即使奥氏体不分解,淬火后获得的马氏体组织也会因含碳量过低,影响工件的表面硬度与耐磨性。
发明内容
本发明的目的是提供一种空气净化器合金连接法兰制备方法,工件表面发黑和热处理操作简单,用时短,法兰抗压性能好,耐腐蚀性能更佳,形成油膜均匀稳定,提高了气体对金属表面的保护作用。
本发明的技术方案如下:
一种空气净化器合金连接法兰制备方法,包括有以下工艺步骤:
1)、选择如下配比的重量份原料:锰铁11.2-12.6份、废铝板2.5-3.5份、镍铁42-44份、铬铁2-3份、造渣剂0.4-0.7份、焦炭0.6-1.2份,将上述原料放入熔炼炉中经过脱硫、还原处理后,将还原处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.4~1.7% 的球化剂,球化处理的温度为620~700℃,得到球化处理的钢液;
2)、调整制得的钢液中合金成分及重量百分比为:C1.2~1.5%,Si1.4~1.6%,Mn3.6~3.8%,Mo0.3%~0.5%,P0.05%~0.012%,Cr2.5~2.8%,Nb0.3~0.5%,Ta0.15~0.25%,V0.05~0.11%,Ni0.35~0.45%,Te0.1~0.2%,Co0.3~0.4%,Zn0.02~0.08%,余量为Fe;
3)发黑处理,连接法兰铸造成型后在温度为280~320℃的条件下,将铸件置于质量百分数30-35%亚硝酸钠溶液内处理至表面呈黑灰或全黑色,然后将铸件从亚硝酸钠溶液中取出,并自然固化30~40min,再以水充分清洗、风干即可;
4)感应加热:最后将连接法兰进行升压、恒温恒压阶段,升压阶段:0.35~0.85MPa,升压时间为0.7~0.9h;恒温恒压阶段:1.1-1.4MPa,恒压时间为0.7~1.2h,恒温温度为215~238℃,最后制得合金连接法兰成品。
选择如下配比的重量份原料:锰铁11.9份、废铝板3份、镍铁43份、铬铁2.5份、造渣剂0.55份、焦炭0.9份。
本发明经超声波探伤检测,材料的内部缺陷得到了有效消除,原料取材方便,同时成本较低,操作简单,用时短,法兰抗压性能好,耐腐蚀性能更佳,形成油膜均匀稳定,提高了对金属的保护作用,力学性能完全满足要求。
具体实施方式
一种空气净化器合金连接法兰制备方法,包括有以下工艺步骤:
1)、选择如下配比的重量份原料:锰铁11.9份、废铝板3份、镍铁43份、铬铁2.5份、造渣剂0.55份、焦炭0.9份,将上述原料放入熔炼炉中经过脱硫、还原处理后,将还原处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.55% 的球化剂,球化处理的温度为660℃,得到球化处理的钢液;
2)、调整制得的钢液中合金成分及重量百分比为:C1.2~1.5%,Si1.4~1.6%,Mn3.6~3.8%,Mo0.3%~0.5%,P0.05%~0.012%,Cr2.5~2.8%,Nb0.3~0.5%,Ta0.15~0.25%,V0.05~0.11%,Ni0.35~0.45%,Te0.1~0.2%,Co0.3~0.4%,Zn0.02~0.08%,余量为Fe;
3)发黑处理,连接法兰铸造成型后在温度为300℃的条件下,将铸件置于质量百分数32%亚硝酸钠溶液内处理至表面呈黑灰或全黑色,然后将铸件从亚硝酸钠溶液中取出,并自然固化35min,再以水充分清洗、风干即可;
4)感应加热:最后将连接法兰进行升压、恒温恒压阶段,升压阶段:0.35~0.85MPa,升压时间为0.8h;恒温恒压阶段:1.1-1.4MPa,恒压时间为0.9h,恒温温度为226℃,最后制得合金连接法兰成品。

Claims (2)

1.一种空气净化器合金连接法兰制备方法,其特征在于,包括有以下工艺步骤:
1)、选择如下配比的重量份原料:锰铁11.2-12.6份、废铝板2.5-3.5份、镍铁42-44份、铬铁2-3份、造渣剂0.4-0.7份、焦炭0.6-1.2份,将上述原料放入熔炼炉中经过脱硫、还原处理后,将还原处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.4~1.7% 的球化剂,球化处理的温度为620~700℃,得到球化处理的钢液;
2)、调整制得的钢液中合金成分及重量百分比为:C1.2~1.5%,Si1.4~1.6%,Mn3.6~3.8%,Mo0.3%~0.5%,P0.05%~0.012%,Cr2.5~2.8%,Nb0.3~0.5%,Ta0.15~0.25%,V0.05~0.11%,Ni0.35~0.45%,Te0.1~0.2%,Co0.3~0.4%,Zn0.02~0.08%,余量为Fe;
3)发黑处理,连接法兰铸造成型后在温度为280~320℃的条件下,将铸件置于质量百分数30-35%亚硝酸钠溶液内处理至表面呈黑灰或全黑色,然后将铸件从亚硝酸钠溶液中取出,并自然固化30~40min,再以水充分清洗、风干即可;
4)感应加热:最后将连接法兰进行升压、恒温恒压阶段,升压阶段:0.35~0.85MPa,升压时间为0.7~0.9h;恒温恒压阶段:1.1-1.4MPa,恒压时间为0.7~1.2h,恒温温度为215~238℃,最后制得合金连接法兰成品。
2.根据权利要求1所述的空气净化器合金连接法兰制备方法,其特征在于,选择如下配比的重量份原料:锰铁11.9份、废铝板3份、镍铁43份、铬铁2.5份、造渣剂0.55份、焦炭0.9份。
CN201610998647.7A 2016-11-14 2016-11-14 一种空气净化器合金连接法兰制备方法 Pending CN106567014A (zh)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103060687A (zh) * 2012-12-27 2013-04-24 清华大学 一种含硼化物的奥氏体-贝氏体耐磨合金及其制备方法
CN103084524A (zh) * 2012-12-04 2013-05-08 安徽六方重联机械股份有限公司 法兰螺栓锻造方法
CN103084798A (zh) * 2012-12-04 2013-05-08 安徽六方重联机械股份有限公司 高强度螺栓锻造方法
CN104141096A (zh) * 2013-05-08 2014-11-12 天津文彬矿山机械有限公司 一种锤式破碎机合金锤头及其制备方法
CN105855516A (zh) * 2016-06-20 2016-08-17 马鞍山市益丰实业集团有限公司 一种火力发电渗碳耐磨球制备方法
CN106086603A (zh) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 一种可二次利用的耐磨球制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084524A (zh) * 2012-12-04 2013-05-08 安徽六方重联机械股份有限公司 法兰螺栓锻造方法
CN103084798A (zh) * 2012-12-04 2013-05-08 安徽六方重联机械股份有限公司 高强度螺栓锻造方法
CN103060687A (zh) * 2012-12-27 2013-04-24 清华大学 一种含硼化物的奥氏体-贝氏体耐磨合金及其制备方法
CN104141096A (zh) * 2013-05-08 2014-11-12 天津文彬矿山机械有限公司 一种锤式破碎机合金锤头及其制备方法
CN105855516A (zh) * 2016-06-20 2016-08-17 马鞍山市益丰实业集团有限公司 一种火力发电渗碳耐磨球制备方法
CN106086603A (zh) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 一种可二次利用的耐磨球制备方法

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