CN106521344A - 一种阀门用耐磨活塞杆的加工工艺 - Google Patents
一种阀门用耐磨活塞杆的加工工艺 Download PDFInfo
- Publication number
- CN106521344A CN106521344A CN201611155737.6A CN201611155737A CN106521344A CN 106521344 A CN106521344 A CN 106521344A CN 201611155737 A CN201611155737 A CN 201611155737A CN 106521344 A CN106521344 A CN 106521344A
- Authority
- CN
- China
- Prior art keywords
- piston rod
- coating
- cooled
- training
- pure aluminum
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/10—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass pistons
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- C—CHEMISTRY; METALLURGY
- C23—COATING 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
- C23C—COATING 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/321—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING 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
- C23C—COATING 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D2261/00—Machining or cutting being involved
Abstract
本发明涉及一种阀门用耐磨活塞杆的加工工艺,包括以下步骤:㈠配料:㈡高压铸造;㈢锻打;㈣车加工;㈤热处理;㈥电镀;㈦喷涂和预氧化;㈧在纯铝涂层外表面涂覆耐磨金属涂层。由于高压铸造时由于液态金属充填型腔速度高,流态不稳定,故采用一般压铸法,铸件易产生气孔,不能进行热处理,本发明的阀门用耐磨活塞杆的加工工艺通过对活塞杆进行锻打处理,去除了铸件的气孔,使得毛培可以进行热处理,使得最终得到的活塞杆物理性能更好,更加耐用。
Description
技术领域
本发明涉及一种阀门用耐磨活塞杆的加工工艺,属于阀门驱动装置技术领域。
背景技术
阀门电动执行器,又叫阀门电动装置,简称Q型电装,是一种控制阀门及其类似设备实现开启、关闭或调节控制的驱动设备;广泛应用于电力、冶金、石油、化工、食品、造纸、制药、水厂和污水处理等行业,适用于蝶阀、球阀、旋塞阀、等作90°回转的阀门及其类似设备;如果加支架可以作为角行程电动执行器使用,如用于风门,挡板门,烟气挡板门及其类似设备。
活塞杆是部分回转阀门电动执行器的重要零件之一,活塞杆质量的好差对于部分回转阀门的稳定工作和使用寿命具有很大影响。
发明内容
本发明要解决的技术问题是,针对现有技术不足,提出一种强度高并且耐腐蚀性能好的阀门用耐磨活塞杆。
本发明为解决上述技术问题提出的技术方案是:一种阀门用耐磨活塞杆的加工工艺,包括以下步骤:
㈠配料:所述活塞杆中各成分的质量百分比为:C:0.09-0.15%、Al:2.14-2.83%、Mn:2.11-2.35%、Sn:1.01-1.17%、Cr:0.03-0.06%、Ni:0.83-0.96%、Zn:1.34-1.56%、Zr:0.05-0.16%、Cu:0.75-1.12%、Mo:0.01-0.09%、Lu:0.03-0.12%、Ti:1.35-1.52%、Pd:0.03-0.05%、Eu:0.02-0.05%、Pt:0.18-0.29%、Au:0.36-0.44%、W:1.21-1.48%、Ce:0.01-0.04%、S:≤0.020%、P:≤0.020%、碳化钨:0.21-0.27%,余量为Fe;
㈡高压铸造:通过高压铸造制出活塞杆毛培;
㈢锻打:利用锻打的方式将活塞杆毛培锻打精炼;
首先将活塞杆毛培加热到750-770℃,锻打30分钟;
然后采用水冷以11-15℃/s的冷却率将活塞杆水冷至室温;
再将活塞杆毛培加热到950-970℃,锻打45分钟;
再采用水冷以16-18℃/s的冷却率将将活塞杆水冷至450-470℃,然后空冷至室温;
㈣车加工:通过车床将毛培车成预定规格的活塞杆;
㈤热处理:采用淬火-回火的热处理工艺,具体热处理工艺为:
淬火:将活塞杆放入真空淬火炉进行淬火,淬火介质为真空淬火油,控制淬火温度为850-900℃,淬火后冷到290-310℃时,取出空冷至室温;
回火:将加热后的活塞杆放入真空回火炉进行回火,控制回火温度为750-770℃,回火时间10-15分钟,然后空冷至室温;
㈥电镀:在活塞杆表面通过电镀锌镍合金镀层,锌镍合金镀层厚度为60±20μm;
㈦在锌镍合金镀层的表面进行喷涂处理,具体为:
A、第一次喷涂:采用超音速电弧喷涂1Cr13涂层,1Cr13涂层喷涂厚度为30±10μm;
B、第二次喷涂:采用超音速电弧喷涂纯铝涂层,纯铝涂层喷涂厚度为50±20μm;
C、预氧化:喷涂结束后使用氧乙炔火焰对纯铝涂层表面预氧化;
㈧在纯铝涂层的外表面涂覆耐磨金属涂层,所述耐磨金属涂层的组分按质量百分比为:碳:0.16-0.19%,硼:0.4-0.6%,铬:2.2-2.4%,钛:4.1-4.5%,钒:0.5-1.1%,钴:1.5-1.8%,铌:0.2-0.5%,钙:1.42-1.46%,钡:0.21-0.24%,钨:1.02-1.15%,锌:1.2-1.5%,钐:3.5-3.8%,钕:2.2-2.7%,钷:0.32-0.35%,铕:0.22-0.24%,钆:5.2-5.5%,铝:2.1-2.8%,余量为铁。
上述技术方案的改进是:所述步骤㈠中活塞杆中各成分的质量百分比为:C:0.09%、Al:2.16%、Mn:2.14%、Sn:1.07%、Cr:0.04%、Ni:0.84%、Zn:1.35%、Zr:0.07%、Cu:0.78%、Mo:0.02%、Lu:0.06%、Ti:1.37%、Pd:0.04%、Eu:0.03%、Pt:0.19%、Au:0.37%、W:1.22%、Ce:0.02%、S:≤0.020%、P:≤0.020%、碳化钨:0.23%,余量为Fe。
上述技术方案的改进是:所述步骤㈠中活塞杆中各成分的质量百分比为:C:0.15%、Al:2.83%、Mn:2.35%、Sn:1.15%、Cr:0.06%、Ni:0.96%、Zn:1.56%、Zr:0.16%、Cu:1.12%、Mo:0.09%、Lu:0.12%、Ti:1.52%、Pd:0.05%、Eu:0.05%、Pt:0.29%、Au:0.44%、W:1.48%、Ce:0.04%、S:≤0.020%、P:≤0.020%、碳化钨:0.27%,余量为Fe。
本发明采用上述技术方案的有益效果是:
(1)本发明的阀门用耐磨活塞杆由于原料中含有Zn、Ni和W,加强了活塞杆的耐热和耐腐蚀性能;
(2)本发明的阀门用耐磨活塞杆由于原料中含有Ti、Al和稀土元素,减轻了活塞杆的质量,增加了结构强度和耐腐蚀性能;
(3)由于高压铸造时由于液态金属充填型腔速度高,流态不稳定,故采用一般压铸法,铸件易产生气孔,不能进行热处理,本发明通过对活塞杆进行锻打处理,去除了铸件的气孔,使得毛培可以进行热处理,使得最终得到的活塞杆物理性能更好,更加耐用;
(4)本发明在对活塞杆进行锻打处理时,通过加热锻打-冷却-加热锻打-冷却的方式,进行了两次锻打,去除铸件的气孔的效果更好,并且进一步的提升了活塞杆的物理性能;
(5)本发明的阀门用耐磨活塞杆的加工工艺,通过热处理工艺,可控制活塞杆向与纵向凹陷造成的表面裂纹,并可使活塞杆表面层产生与工作应力相反的残余应力,受载时可抵消部分工作应力,大大提高了活塞杆的耐疲劳性能,延长了活塞杆的使用寿命;
(6)通过锌镍合金镀层、1Cr13涂层、纯铝涂层和耐磨金属涂层的配合,进一步提高了活塞杆的耐腐蚀性能的同时提高了活塞杆的耐磨性能,进一步延长了活塞杆的使用寿命。
具体实施方式
实施例1
本实施例提供了一种阀门用耐磨活塞杆的加工工艺,包括以下步骤:
㈠配料:所述活塞杆中各成分的质量百分比为:C:0.09%、Al:2.16%、Mn:2.14%、Sn:1.07%、Cr:0.04%、Ni:0.84%、Zn:1.35%、Zr:0.07%、Cu:0.78%、Mo:0.02%、Lu:0.06%、Ti:1.37%、Pd:0.04%、Eu:0.03%、Pt:0.19%、Au:0.37%、W:1.22%、Ce:0.02%、S:≤0.020%、P:≤0.020%、碳化钨:0.23%,余量为Fe;
㈡高压铸造:通过高压铸造制出活塞杆毛培;
㈢锻打:利用锻打的方式将活塞杆毛培锻打精炼;
首先将活塞杆毛培加热到750-770℃,锻打30分钟;
然后采用水冷以11-15℃/s的冷却率将活塞杆水冷至室温;
再将活塞杆毛培加热到950-970℃,锻打45分钟;
再采用水冷以16-18℃/s的冷却率将将活塞杆水冷至450-470℃,然后空冷至室温;
㈣车加工:通过车床将毛培车成预定规格的活塞杆;
㈤热处理:采用淬火-回火的热处理工艺,具体热处理工艺为:
淬火:将活塞杆放入真空淬火炉进行淬火,淬火介质为真空淬火油,控制淬火温度为850-900℃,淬火后冷到290-310℃时,取出空冷至室温;
回火:将加热后的活塞杆放入真空回火炉进行回火,控制回火温度为750-770℃,回火时间10-15分钟,然后空冷至室温;
㈥电镀:在活塞杆表面通过电镀锌镍合金镀层,锌镍合金镀层厚度为60±20μm;
㈦在锌镍合金镀层的表面进行喷涂处理,具体为:
A、第一次喷涂:采用超音速电弧喷涂1Cr13涂层,1Cr13涂层喷涂厚度为30±10μm;
B、第二次喷涂:采用超音速电弧喷涂纯铝涂层,纯铝涂层喷涂厚度为50±20μm;
C、预氧化:喷涂结束后使用氧乙炔火焰对纯铝涂层表面预氧化;
㈧在纯铝涂层的外表面涂覆耐磨金属涂层,所述耐磨金属涂层的组分按质量百分比为:碳:0.16-0.19%,硼:0.4-0.6%,铬:2.2-2.4%,钛:4.1-4.5%,钒:0.5-1.1%,钴:1.5-1.8%,铌:0.2-0.5%,钙:1.42-1.46%,钡:0.21-0.24%,钨:1.02-1.15%,锌:1.2-1.5%,钐:3.5-3.8%,钕:2.2-2.7%,钷:0.32-0.35%,铕:0.22-0.24%,钆:5.2-5.5%,铝:2.1-2.8%,余量为铁。
实施例2
本实施例提供了一种阀门用耐磨活塞杆的加工工艺,包括以下步骤:
㈠配料:所述活塞杆中各成分的质量百分比为:C:0.15%、Al:2.83%、Mn:2.35%、Sn:1.15%、Cr:0.06%、Ni:0.96%、Zn:1.56%、Zr:0.16%、Cu:1.12%、Mo:0.09%、Lu:0.12%、Ti:1.52%、Pd:0.05%、Eu:0.05%、Pt:0.29%、Au:0.44%、W:1.48%、Ce:0.04%、S:≤0.020%、P:≤0.020%、碳化钨:0.27%,余量为Fe;
㈡高压铸造:通过高压铸造制出活塞杆毛培;
㈢锻打:利用锻打的方式将活塞杆毛培锻打精炼;
首先将活塞杆毛培加热到750-770℃,锻打30分钟;
然后采用水冷以11-15℃/s的冷却率将活塞杆水冷至室温;
再将活塞杆毛培加热到950-970℃,锻打45分钟;
再采用水冷以16-18℃/s的冷却率将将活塞杆水冷至450-470℃,然后空冷至室温;
㈣车加工:通过车床将毛培车成预定规格的活塞杆;
㈤热处理:采用淬火-回火的热处理工艺,具体热处理工艺为:
淬火:将活塞杆放入真空淬火炉进行淬火,淬火介质为真空淬火油,控制淬火温度为850-900℃,淬火后冷到290-310℃时,取出空冷至室温;
回火:将加热后的活塞杆放入真空回火炉进行回火,控制回火温度为750-770℃,回火时间10-15分钟,然后空冷至室温;
㈥电镀:在活塞杆表面通过电镀锌镍合金镀层,锌镍合金镀层厚度为60±20μm;
㈦在锌镍合金镀层的表面进行喷涂处理,具体为:
A、第一次喷涂:采用超音速电弧喷涂1Cr13涂层,1Cr13涂层喷涂厚度为30±10μm;
B、第二次喷涂:采用超音速电弧喷涂纯铝涂层,纯铝涂层喷涂厚度为50±20μm;
C、预氧化:喷涂结束后使用氧乙炔火焰对纯铝涂层表面预氧化;
㈧在纯铝涂层的外表面涂覆耐磨金属涂层,所述耐磨金属涂层的组分按质量百分比为:碳:0.16-0.19%,硼:0.4-0.6%,铬:2.2-2.4%,钛:4.1-4.5%,钒:0.5-1.1%,钴:1.5-1.8%,铌:0.2-0.5%,钙:1.42-1.46%,钡:0.21-0.24%,钨:1.02-1.15%,锌:1.2-1.5%,钐:3.5-3.8%,钕:2.2-2.7%,钷:0.32-0.35%,铕:0.22-0.24%,钆:5.2-5.5%,铝:2.1-2.8%,余量为铁。
本发明不局限于上述实施例。凡采用等同替换形成的技术方案,均落在本发明要求的保护范围。
Claims (3)
1.一种阀门用耐磨活塞杆的加工工艺,其特征在于:包括以下步骤:
㈠配料:所述活塞杆中各成分的质量百分比为:C:0.09-0.15%、Al:2.14-2.83%、Mn:2.11-2.35%、Sn:1.01-1.17%、Cr:0.03-0.06%、Ni:0.83-0.96%、Zn:1.34-1.56%、Zr:0.05-0.16%、Cu:0.75-1.12%、Mo:0.01-0.09%、Lu:0.03-0.12%、Ti:1.35-1.52%、Pd:0.03-0.05%、Eu:0.02-0.05%、Pt:0.18-0.29%、Au:0.36-0.44%、W:1.21-1.48%、Ce:0.01-0.04%、S:≤0.020%、P:≤0.020%、碳化钨:0.21-0.27%,余量为Fe;
㈡高压铸造:通过高压铸造制出活塞杆毛培;
㈢锻打:利用锻打的方式将活塞杆毛培锻打精炼;
首先将活塞杆毛培加热到750-770℃,锻打30分钟;
然后采用水冷以11-15℃/s的冷却率将将活塞杆水冷至室温;
再将活塞杆毛培加热到950-970℃,锻打45分钟;
再采用水冷以16-18℃/s的冷却率将活塞杆水冷至450-470℃,然后空冷至室温;
㈣车加工:通过车床将毛培车成预定规格的活塞杆;
㈤热处理:采用淬火-回火的热处理工艺,具体热处理工艺为:
淬火:将活塞杆放入真空淬火炉进行淬火,淬火介质为真空淬火油,控制淬火温度为850-900℃,淬火后冷到290-310℃时,取出空冷至室温;
回火:将加热后的活塞杆放入真空回火炉进行回火,控制回火温度为750-770℃,回火时间10-15分钟,然后空冷至室温;
㈥电镀:在活塞杆表面通过电镀锌镍合金镀层,锌镍合金镀层厚度为60±20μm;
㈦在锌镍合金镀层的表面进行喷涂处理,具体为:
A、第一次喷涂:采用超音速电弧喷涂1Cr13涂层,1Cr13涂层喷涂厚度为30±10μm;
B、第二次喷涂:采用超音速电弧喷涂纯铝涂层,纯铝涂层喷涂厚度为50±20μm;
C、预氧化:喷涂结束后使用氧乙炔火焰对纯铝涂层表面预氧化;
㈧在纯铝涂层的外表面涂覆耐磨金属涂层,所述耐磨金属涂层的组分按质量百分比为:碳:0.16-0.19%,硼:0.4-0.6%,铬:2.2-2.4%,钛:4.1-4.5%,钒:0.5-1.1%,钴:1.5-1.8%,铌:0.2-0.5%,钙:1.42-1.46%,钡:0.21-0.24%,钨:1.02-1.15%,锌:1.2-1.5%,钐:3.5-3.8%,钕:2.2-2.7%,钷:0.32-0.35%,铕:0.22-0.24%,钆:5.2-5.5%,铝:2.1-2.8%,余量为铁。
2.根据权利要求1所述的阀门用耐磨活塞杆的加工工艺,其特征在于:所述步骤㈠中活塞杆中各成分的质量百分比为:C:0.09%、Al:2.16%、Mn:2.14%、Sn:1.07%、Cr:0.04%、Ni:0.84%、Zn:1.35%、Zr:0.07%、Cu:0.78%、Mo:0.02%、Lu:0.06%、Ti:1.37%、Pd:0.04%、Eu:0.03%、Pt:0.19%、Au:0.37%、W:1.22%、Ce:0.02%、S:≤0.020%、P:≤0.020%、碳化钨:0.23%,余量为Fe。
3.根据权利要求1所述的阀门用耐磨活塞杆的加工工艺,其特征在于:所述步骤㈠中活塞杆中各成分的质量百分比为:C:0.15%、Al:2.83%、Mn:2.35%、Sn:1.15%、Cr:0.06%、Ni:0.96%、Zn:1.56%、Zr:0.16%、Cu:1.12%、Mo:0.09%、Lu:0.12%、Ti:1.52%、Pd:0.05%、Eu:0.05%、Pt:0.29%、Au:0.44%、W:1.48%、Ce:0.04%、S:≤0.020%、P:≤0.020%、碳化钨:0.27%,余量为Fe。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611155737.6A CN106521344A (zh) | 2016-12-14 | 2016-12-14 | 一种阀门用耐磨活塞杆的加工工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611155737.6A CN106521344A (zh) | 2016-12-14 | 2016-12-14 | 一种阀门用耐磨活塞杆的加工工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106521344A true CN106521344A (zh) | 2017-03-22 |
Family
ID=58340143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611155737.6A Pending CN106521344A (zh) | 2016-12-14 | 2016-12-14 | 一种阀门用耐磨活塞杆的加工工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106521344A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829045A (zh) * | 2017-09-05 | 2018-03-23 | 宁波市新光货架有限公司 | 一种耐磨金属货架的加工方法 |
CN108555550A (zh) * | 2018-05-25 | 2018-09-21 | 安徽尚忠活塞环有限公司 | 多种金属元素混合型活塞环的制备工艺 |
CN112877605A (zh) * | 2020-12-30 | 2021-06-01 | 亚威机械制造(徐州)有限公司 | 一种耐腐蚀阀门的阀片制造工艺 |
CN115522017A (zh) * | 2021-06-24 | 2022-12-27 | 江苏华钰电力金具制造有限公司 | 一种高压电力金具防腐耐磨方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103374694A (zh) * | 2012-04-24 | 2013-10-30 | 中国石油天然气股份有限公司 | 一种用于油管耐腐蚀复合涂层制备方法 |
CN104789906A (zh) * | 2015-04-23 | 2015-07-22 | 苏州劲元油压机械有限公司 | 一种用于液压缸的耐磨金属涂层及其制备方法 |
CN105200211A (zh) * | 2015-08-31 | 2015-12-30 | 无锡华虹信息科技有限公司 | 一种部分回转阀门电动执行器及其应用方法 |
CN105671431A (zh) * | 2016-01-27 | 2016-06-15 | 南京工程学院 | 一种深海采油设备阀座用钢及其锻件的制造方法 |
CN106086679A (zh) * | 2016-08-12 | 2016-11-09 | 南京工程学院 | 一种高速列车锻钢制动盘用钢材料及其锻件的锻造工艺 |
-
2016
- 2016-12-14 CN CN201611155737.6A patent/CN106521344A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103374694A (zh) * | 2012-04-24 | 2013-10-30 | 中国石油天然气股份有限公司 | 一种用于油管耐腐蚀复合涂层制备方法 |
CN104789906A (zh) * | 2015-04-23 | 2015-07-22 | 苏州劲元油压机械有限公司 | 一种用于液压缸的耐磨金属涂层及其制备方法 |
CN105200211A (zh) * | 2015-08-31 | 2015-12-30 | 无锡华虹信息科技有限公司 | 一种部分回转阀门电动执行器及其应用方法 |
CN105671431A (zh) * | 2016-01-27 | 2016-06-15 | 南京工程学院 | 一种深海采油设备阀座用钢及其锻件的制造方法 |
CN106086679A (zh) * | 2016-08-12 | 2016-11-09 | 南京工程学院 | 一种高速列车锻钢制动盘用钢材料及其锻件的锻造工艺 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107829045A (zh) * | 2017-09-05 | 2018-03-23 | 宁波市新光货架有限公司 | 一种耐磨金属货架的加工方法 |
CN108555550A (zh) * | 2018-05-25 | 2018-09-21 | 安徽尚忠活塞环有限公司 | 多种金属元素混合型活塞环的制备工艺 |
CN112877605A (zh) * | 2020-12-30 | 2021-06-01 | 亚威机械制造(徐州)有限公司 | 一种耐腐蚀阀门的阀片制造工艺 |
CN115522017A (zh) * | 2021-06-24 | 2022-12-27 | 江苏华钰电力金具制造有限公司 | 一种高压电力金具防腐耐磨方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106521344A (zh) | 一种阀门用耐磨活塞杆的加工工艺 | |
CN101818312B (zh) | 具有优良强韧性能抗疲劳性能和耐磨性能耐蚀重轨钢 | |
CN106498298A (zh) | 一种回转阀门用活塞杆的加工工艺 | |
CN105154785B (zh) | 高强度螺栓及其制造方法 | |
CN103290306B (zh) | 一种金属耐磨防腐防锈管道 | |
JP2021501833A (ja) | ホットスタンピングに使用される鋼、ホットスタンピング方法および成形された構成要素 | |
CN104791041B (zh) | 一种汽车发动机气缸盖 | |
CN106756546A (zh) | 一种耐疲劳压缩弹簧的加工工艺 | |
CN104831184A (zh) | 一种发动机气缸气门组 | |
CN107858681B (zh) | 一种液压内导缸表面的激光强化方法 | |
CN101748331A (zh) | 高铝纳米贝氏体钢高速铁路辙叉及其制造方法 | |
CN103276281B (zh) | 一种具有内防腐涂层的金属耐磨管道的制备方法 | |
CN105714063B (zh) | 一种0Cr17Ni4Cu4Nb沉淀硬化不锈钢棒材的制备方法 | |
CN111270194B (zh) | 一种船用柴油机喷油嘴的热处理方法 | |
CN112430721A (zh) | 防止叶片钢0Cr17Ni4Cu4Nb开裂的固溶热处理方法 | |
CN115747678B (zh) | 风电用高强度螺栓用钢及风电用高强度螺栓 | |
CN1580311A (zh) | 一种钒钛铬合金钢球及其制造方法 | |
CN104152653B (zh) | 18CrNiWA圆钢热处理工艺 | |
CN103290332A (zh) | 一种具有内防腐涂层的金属耐磨管道 | |
CN102994906A (zh) | 一种球阀阀体的方法 | |
CN114058973B (zh) | 一种nm450级低碳低合金贝氏体耐磨钢及其制备方法 | |
CN103276283B (zh) | 一种输送矿物的防腐耐磨管道 | |
CN104895638A (zh) | 一种汽车发动机进气门 | |
CN106399844A (zh) | 一种耐腐蚀活塞杆的加工工艺 | |
Kashani et al. | Improvement of wear resistance of hot working tool steel by hardfacing Part 2–Case study |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for 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: 20170322 |