行业组件数据 · 2026

导体引脚

Conductor pins are precision electrical components that provide conductive pathways through insulated barriers in electrical feedthroughs.

技术定义与适配语境
典型 导体引脚 会按材料、尺寸公差、适配关系和失效风险在 电气设备制造 中评估。

Conductor pins are critical components in electrical feedthrough assemblies designed to maintain electrical continuity while passing through vacuum, pressure, or environmental barriers. These pins serve as the conductive interface between internal and external electrical circuits, engineered to prevent leakage, arcing, or contamination while withstanding specific operational conditions such as high voltage, temperature extremes, or corrosive environments.

组件规格

定义
Conductor pins are critical components in electrical feedthrough assemblies designed to maintain electrical continuity while passing through vacuum, pressure, or environmental barriers. These pins serve as the conductive interface between internal and external electrical circuits, engineered to prevent leakage, arcing, or contamination while withstanding specific operational conditions such as high voltage, temperature extremes, or corrosive environments.
工作原理
Conductor pins operate by establishing a continuous electrical pathway through an insulating feedthrough body. The pin maintains electrical conductivity while being mechanically sealed within insulating materials (typically ceramics or glass) to prevent fluid/gas leakage and maintain dielectric isolation. Electrical current flows through the pin's conductive core while the insulation prevents short circuits and maintains system integrity.
材料
Copper alloys (C10100C11000)nickel alloys (Nickel 200Inconel)stainless steel (304316)with optional gold or silver plating for enhanced conductivity and corrosion resistance. Insulation materials include alumina ceramics (Al2O3)glass (borosilicate)or high-performance polymers (PEEKPTFE).
Length
10mm to 300mm
Diameter
0.5mm to 12mm
Leak Rate
<1×10⁻⁹ mbar·l/s
Resistance
<10mΩ
Current Rating
1A to 500A
Voltage Rating
1kV to 100kV
Temperature Range
-200°C to +1000°C
Insulation Resistance
>10¹² Ω
标准
ISO 9001IEC 60601-1ASTM B193MIL-STD-202

行业分类与别名

导体引脚 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Insufficient dielectric strength of insulation material->Electrical breakdown and arcing->Use insulation materials with appropriate voltage ratings and implement regular dielectric testing
Thermal expansion coefficient mismatch between pin and insulation->Crack formation and seal leakage->Select materials with compatible thermal expansion coefficients and design with expansion compensation features
Exposure to corrosive environments without proper protection->Pin corrosion and increased resistance->Apply protective coatings (gold, nickel plating) and use corrosion-resistant base materials

工业生态与工程逻辑

0
Electrical arcing through insulation failure
1
Thermal expansion mismatch causing seal leakage
2
Corrosion in humid or chemical environments
3
Mechanical fatigue from vibration
4
Contamination leading to reduced insulation resistance

合规与检测

tolerance
Diameter: ±0.01mm, Length: ±0.1mm, Concentricity: 0.05mm TIR
test method
Helium mass spectrometry leak test per ASTM E493, Dielectric withstand test per IEC 60601-1, Thermal cycling per MIL-STD-202 Method 107, Mechanical pull test with minimum 50N force

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What are the main failure modes of conductor pins in feedthrough applications?

Primary failure modes include insulation breakdown due to voltage stress, pin corrosion in aggressive environments, thermal expansion mismatch causing seal failure, and mechanical fatigue from vibration or thermal cycling.

How do I select the right conductor pin material for my application?

Material selection depends on conductivity requirements, environmental conditions (temperature, corrosion), mechanical strength needs, and compatibility with insulation materials. Copper alloys offer best conductivity, nickel alloys provide corrosion resistance, and stainless steel offers mechanical strength.

What testing is required for conductor pin quality assurance?

Standard testing includes helium leak testing for hermeticity, high-potential (hipot) testing for dielectric strength, resistance measurement, thermal cycling tests, and mechanical pull tests to verify seal integrity.

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CNFX Industrial Component Index · 电气设备制造

数据基础

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初步技术归类
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请求制造能力信息: 导体引脚

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URN:CNFX:ME:UNIT:CONDUCTOR_PINS