WO2018119628A1 - Manufacturing method for corrosion-resistant valve connector - Google Patents

Manufacturing method for corrosion-resistant valve connector Download PDF

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Publication number
WO2018119628A1
WO2018119628A1 PCT/CN2016/112286 CN2016112286W WO2018119628A1 WO 2018119628 A1 WO2018119628 A1 WO 2018119628A1 CN 2016112286 W CN2016112286 W CN 2016112286W WO 2018119628 A1 WO2018119628 A1 WO 2018119628A1
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Prior art keywords
valve connector
parts
corrosion
weight
valve
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PCT/CN2016/112286
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French (fr)
Chinese (zh)
Inventor
朱建惠
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常熟市惠一机电有限公司
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Publication of WO2018119628A1 publication Critical patent/WO2018119628A1/en

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Classifications

    • 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
    • B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material

Definitions

  • the invention relates to a method for preparing a corrosion resistant valve connector.
  • Valve fittings are often used in certain strong acid or alkali environments, and valve joints that have not been subjected to corrosion resistance are prone to damage under long-term conditions of strong acid or alkali conditions.
  • the technical solution of the present invention is to design a method for preparing a corrosion-resistant valve connector, comprising the following steps:
  • corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 15-20 parts by weight of glass glaze, 50-90 parts by weight of zirconia ceramic powder, 60-70 parts by weight of zinc powder, methyl fiber 1.5 to 2.5 parts by weight, 5 to 10 parts by weight of tungsten carbide, 1.2 to 1.5 petroleum coke Parts by weight, ethanol 60-90 weight; spraying method: spraying on the valve connecting piece by plasma spraying technology to obtain corrosion-resistant valve connecting parts.
  • the cemented carbide tungsten steel grade is YL 10.1.
  • the invention has the advantages and beneficial effects that the valve connecting member manufactured by the method for preparing the corrosion-resistant valve connecting member has better corrosion resistance and can be well adapted to the use under strong acid or alkali conditions.
  • a method for preparing a corrosion-resistant valve connector comprises the following steps:
  • corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 15 parts by weight of glass glaze, 50 parts by weight of zirconia ceramic powder, 60 parts by weight of zinc powder, 1.5 parts by weight of methyl cellulose, carbonization 5 parts by weight of tungsten, 1.2 parts by weight of petroleum coke, and 60 parts by weight of ethanol; spraying method: spraying on the valve connecting member by plasma spraying technology to obtain a corrosion-resistant valve connecting member.
  • a method for preparing a corrosion-resistant valve connector comprises the following steps:
  • corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 20 parts by weight of glass glaze, 90 parts by weight of zirconia ceramic powder, 70 parts by weight of zinc powder, 2.5 parts by weight of methyl cellulose, carbonization 10 parts by weight of tungsten, 1.5 parts by weight of petroleum coke, and 90 parts by weight of ethanol; spraying method: spraying on the valve connecting member by plasma spraying technology to obtain a corrosion-resistant valve connecting member.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)

Abstract

A manufacturing method for a corrosion-resistant valve connector, comprising the following steps: 1) material selection: a hard alloy tungsten steel of the grade of YL10 series to serve as a valve connector processing blank; 2) blank processing: the selected blank undergoes cylindrical grinding, drilling, internal grinding, and internal thread milling to produce a crude valve connector; 3) the surface of the crude valve connector undergoes grinding, polishing, ultrasonic cleaning, and drying to produce a valve connector; and 4) a corrosion-resistant coating is sprayed on the surface of the valve connector. The valve connector manufactured per the manufacturing method is provided with improved corrosion resistance and is well adapted for use in strong acidic or strong alkaline conditions.

Description

一种耐腐蚀阀门连接件的制备方法Method for preparing corrosion resistant valve connector 技术领域Technical field
本发明涉及一种耐腐蚀阀门连接件的制备方法。The invention relates to a method for preparing a corrosion resistant valve connector.
背景技术Background technique
阀门连接件时常会应用于某些强酸或强碱的环境中，对于未经过耐腐蚀处理的阀门连接件在长期受到强酸或强碱条件的影响下容易发生损坏。Valve fittings are often used in certain strong acid or alkali environments, and valve joints that have not been subjected to corrosion resistance are prone to damage under long-term conditions of strong acid or alkali conditions.
发明内容Summary of the invention
本发明的目的在于提供一种耐腐蚀阀门连接件的制备方法，旨在解决上述问题。It is an object of the present invention to provide a method of making a corrosion resistant valve connector that addresses the above problems.
为了实现上述目的，本发明的技术方案是设计一种耐腐蚀阀门连接件的制备方法，包括如下步骤：In order to achieve the above object, the technical solution of the present invention is to design a method for preparing a corrosion-resistant valve connector, comprising the following steps:
1)选材，选择牌号为YL10系列的硬质合金钨钢作为阀门连接件的加工坯料；1) Select the material and select the cemented tungsten steel with the grade YL10 series as the processing blank of the valve connector;
2)坯料加工，对选好的坯料进行外圆磨、钻孔、内圆磨、铣出内螺纹、得到粗制阀门连接件；2) blank processing, cylindrical grinding, drilling, internal grinding, milling of internal threads, and obtaining rough valve connecting parts;
3)对粗制阀门连接件表面进行研磨、抛光、超声清洗、干燥，得到阀门连接件；3) grinding, polishing, ultrasonic cleaning and drying the surface of the crude valve connector to obtain a valve connector;
4)将耐腐蚀涂层喷涂到阀门连接件表面；耐腐蚀涂层配方：玻璃釉料15～20重量份，氧化锆陶瓷粉50～90重量份，锌粉60～70重量份，甲基纤维素1.5～2.5重量份，碳化钨5～10重量份，石油焦1.2～1.5 重量份，乙醇60～90重量；喷涂方法：采用等离子喷涂技术喷涂在阀门连接件上，获得耐腐蚀阀门连接件。4) Spray the corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 15-20 parts by weight of glass glaze, 50-90 parts by weight of zirconia ceramic powder, 60-70 parts by weight of zinc powder, methyl fiber 1.5 to 2.5 parts by weight, 5 to 10 parts by weight of tungsten carbide, 1.2 to 1.5 petroleum coke Parts by weight, ethanol 60-90 weight; spraying method: spraying on the valve connecting piece by plasma spraying technology to obtain corrosion-resistant valve connecting parts.
优选的，所述硬质合金钨钢牌号为YL10.1。Preferably, the cemented carbide tungsten steel grade is YL 10.1.
本发明的优点和有益效果在于：本发明一种耐腐蚀阀门连接件的制备方法制造出的阀门连接件具有较好的耐腐蚀性质，可以很好的适应强酸或强碱的条件下的使用。The invention has the advantages and beneficial effects that the valve connecting member manufactured by the method for preparing the corrosion-resistant valve connecting member has better corrosion resistance and can be well adapted to the use under strong acid or alkali conditions.
具体实施方式detailed description
下面结合附图和实施例，对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。The specific embodiments of the present invention are further described below in conjunction with the drawings and embodiments. The following examples are only intended to more clearly illustrate the technical solutions of the present invention, and are not intended to limit the scope of the present invention.
实施例1：Example 1:
一种耐腐蚀阀门连接件的制备方法，包括如下步骤：A method for preparing a corrosion-resistant valve connector comprises the following steps:
1)选材，选择牌号为YL10.1的硬质合金钨钢作为阀门连接件的加工坯料；1) Select the material and select the cemented carbide tungsten steel with the grade YL10.1 as the processing blank of the valve connector;
2)坯料加工，对选好的坯料进行外圆磨、钻孔、内圆磨、铣出内螺纹、得到粗制阀门连接件；2) blank processing, cylindrical grinding, drilling, internal grinding, milling of internal threads, and obtaining rough valve connecting parts;
3)对粗制阀门连接件表面进行研磨、抛光、超声清洗、干燥，得到阀门连接件；3) grinding, polishing, ultrasonic cleaning and drying the surface of the crude valve connector to obtain a valve connector;
4)将耐腐蚀涂层喷涂到阀门连接件表面；耐腐蚀涂层配方：玻璃釉料15重量份，氧化锆陶瓷粉50重量份，锌粉60重量份，甲基纤维素1.5重量份，碳化钨5重量份，石油焦1.2重量份，乙醇60重量；喷涂方法：采用等离子喷涂技术喷涂在阀门连接件上，获得耐腐蚀阀门连接件。 4) Spray the corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 15 parts by weight of glass glaze, 50 parts by weight of zirconia ceramic powder, 60 parts by weight of zinc powder, 1.5 parts by weight of methyl cellulose, carbonization 5 parts by weight of tungsten, 1.2 parts by weight of petroleum coke, and 60 parts by weight of ethanol; spraying method: spraying on the valve connecting member by plasma spraying technology to obtain a corrosion-resistant valve connecting member.
实施例2：Example 2:
一种耐腐蚀阀门连接件的制备方法，包括如下步骤：A method for preparing a corrosion-resistant valve connector comprises the following steps:
1)选材，选择牌号为YL10.1的硬质合金钨钢作为阀门连接件的加工坯料；1) Select the material and select the cemented carbide tungsten steel with the grade YL10.1 as the processing blank of the valve connector;
2)坯料加工，对选好的坯料进行外圆磨、钻孔、内圆磨、铣出内螺纹、得到粗制阀门连接件；2) blank processing, cylindrical grinding, drilling, internal grinding, milling of internal threads, and obtaining rough valve connecting parts;
3)对粗制阀门连接件表面进行研磨、抛光、超声清洗、干燥，得到阀门连接件；3) grinding, polishing, ultrasonic cleaning and drying the surface of the crude valve connector to obtain a valve connector;
4)将耐腐蚀涂层喷涂到阀门连接件表面；耐腐蚀涂层配方：玻璃釉料20重量份，氧化锆陶瓷粉90重量份，锌粉70重量份，甲基纤维素2.5重量份，碳化钨10重量份，石油焦1.5重量份，乙醇90重量；喷涂方法：采用等离子喷涂技术喷涂在阀门连接件上，获得耐腐蚀阀门连接件。4) Spray the corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 20 parts by weight of glass glaze, 90 parts by weight of zirconia ceramic powder, 70 parts by weight of zinc powder, 2.5 parts by weight of methyl cellulose, carbonization 10 parts by weight of tungsten, 1.5 parts by weight of petroleum coke, and 90 parts by weight of ethanol; spraying method: spraying on the valve connecting member by plasma spraying technology to obtain a corrosion-resistant valve connecting member.
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。 The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and retouchings without departing from the technical principles of the present invention. It should also be considered as the scope of protection of the present invention.

Claims (2)

  1. 一种耐腐蚀阀门连接件的制备方法，其特征在于，包括如下步骤：A method for preparing a corrosion-resistant valve connector, comprising the steps of:
    1)选材，选择牌号为YL10系列的硬质合金钨钢作为阀门连接件的加工坯料；1) Select the material and select the cemented tungsten steel with the grade YL10 series as the processing blank of the valve connector;
    2)坯料加工，对选好的坯料进行外圆磨、钻孔、内圆磨、铣出内螺纹、得到粗制阀门连接件；2) blank processing, cylindrical grinding, drilling, internal grinding, milling of internal threads, and obtaining rough valve connecting parts;
    3)对粗制阀门连接件表面进行研磨、抛光、超声清洗、干燥，得到阀门连接件；3) grinding, polishing, ultrasonic cleaning and drying the surface of the crude valve connector to obtain a valve connector;
    4)将耐腐蚀涂层喷涂到阀门连接件表面；耐腐蚀涂层配方：玻璃釉料15～20重量份，氧化锆陶瓷粉50～90重量份，锌粉60～70重量份，甲基纤维素1.5～2.5重量份，碳化钨5～10重量份，石油焦1.2～1.5重量份，乙醇60～90重量；喷涂方法：采用等离子喷涂技术喷涂在阀门连接件上，获得耐腐蚀阀门连接件。4) Spray the corrosion-resistant coating onto the surface of the valve connector; corrosion-resistant coating formula: 15-20 parts by weight of glass glaze, 50-90 parts by weight of zirconia ceramic powder, 60-70 parts by weight of zinc powder, methyl fiber 1.5 to 2.5 parts by weight, 5 to 10 parts by weight of tungsten carbide, 1.2 to 1.5 parts by weight of petroleum coke, and 60 to 90 parts by weight of ethanol; spraying method: spraying on the valve connecting member by plasma spraying technology to obtain a corrosion-resistant valve connecting member.
  2. 根据权利要求1所述的一种耐腐蚀阀门连接件的制备方法，其特征在于：所述硬质合金钨钢牌号为YL10.1。 The method for preparing a corrosion-resistant valve connector according to claim 1, wherein the cemented carbide tungsten steel grade is YL10.1.
PCT/CN2016/112286 2016-12-26 2016-12-27 Manufacturing method for corrosion-resistant valve connector WO2018119628A1 (en)

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CN201611213310.7A CN106826107A (en) 2016-12-26 2016-12-26 A kind of preparation method of anticorrosion valve connector
CN201611213310.7 2016-12-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274091A (en) * 1968-08-01 1972-05-10 It Tecnomeccanica La Precisa D A coupling for connecting a tube in various orientations to a valve body
GB1425644A (en) * 1973-08-18 1976-02-18 Townson & Coxson Ltd Tubular valve housing having an outwardly-extending flange engageable by an inwardly-flanged internally screw-threaded connecting ring
CN2175337Y (en) * 1993-09-03 1994-08-24 江苏省国营淮海石油机械厂 Connection device for joint housing and cover of valve
CN101067461A (en) * 2007-06-01 2007-11-07 张谭伟 Producing technology for total ceramic tap valve body and application thereof
CN205424178U (en) * 2016-04-07 2016-08-03 诸暨市恒标阀门有限公司 Valve connecting piece

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104551561A (en) * 2014-12-11 2015-04-29 海盐三马标准件有限公司 Nut processing technology

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274091A (en) * 1968-08-01 1972-05-10 It Tecnomeccanica La Precisa D A coupling for connecting a tube in various orientations to a valve body
GB1425644A (en) * 1973-08-18 1976-02-18 Townson & Coxson Ltd Tubular valve housing having an outwardly-extending flange engageable by an inwardly-flanged internally screw-threaded connecting ring
CN2175337Y (en) * 1993-09-03 1994-08-24 江苏省国营淮海石油机械厂 Connection device for joint housing and cover of valve
CN101067461A (en) * 2007-06-01 2007-11-07 张谭伟 Producing technology for total ceramic tap valve body and application thereof
CN205424178U (en) * 2016-04-07 2016-08-03 诸暨市恒标阀门有限公司 Valve connecting piece

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