行业组件数据 · 2026

散热器芯

A radiator core is the central heat exchange component in cooling systems that transfers thermal energy from fluids to air.

技术定义与适配语境
典型 散热器芯 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

The radiator core is the primary heat transfer element within a radiator assembly, consisting of tubes and fins that facilitate efficient thermal exchange between hot coolant and ambient air. It functions as a cross-flow heat exchanger where coolant flows through tubes while air passes over finned surfaces, dissipating heat through conduction and convection to maintain optimal operating temperatures in machinery.

组件规格

定义
The radiator core is the primary heat transfer element within a radiator assembly, consisting of tubes and fins that facilitate efficient thermal exchange between hot coolant and ambient air. It functions as a cross-flow heat exchanger where coolant flows through tubes while air passes over finned surfaces, dissipating heat through conduction and convection to maintain optimal operating temperatures in machinery.
工作原理
Operates on heat transfer principles: conduction through tube walls and fins, and convection as air flows across fin surfaces. Hot coolant transfers thermal energy to tube walls, which conduct heat to fins where forced air convection carries heat away, following the equation Q = U × A × ΔT (heat transfer rate = overall coefficient × area × temperature difference).
材料
Typically aluminum alloys (30035052) for lightweight corrosion resistanceor copper-brass combinations for high thermal conductivity. Fins: aluminum (0.1-0.3mm thickness). Tubes: aluminum (0.3-0.5mm wall) or copper (0.2-0.4mm). Headers: aluminum casting or plastic composites.
Fin Pitch
1.5-3.0mm
Flow Rate
10-100 L/min
Tube Pitch
8-12mm
Fin Density
8-16 fins per inch
Tube Thickness
0.3-0.5mm
Core Dimensions
Varies by application (typical: 300-800mm width × 200-600mm height × 16-50mm depth)
Pressure Rating
100-300 kPa
Thermal Capacity
5-50 kW depending on size
标准
ISO 16369DIN 30676SAE J1394

行业分类与别名

散热器芯 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

Coolant contamination with chlorides/sulfates->Pitting corrosion leading to tube perforation->Use inhibited coolants, regular coolant testing, and cathodic protection
Thermal cycling stress->Fatigue cracking at tube-header joints->Design with expansion joints, use flexible connections, control temperature gradients
Airflow obstruction->Reduced heat transfer efficiency causing overheating->Regular cleaning, install protective screens, maintain proper fin spacing

工业生态与工程逻辑

0
Thermal fatigue from temperature cycling
1
Corrosion from coolant contamination
2
Fin damage from debris impact
3
Tube blockage from scale buildup
4
Pressure failure from over-pressurization

合规与检测

tolerance
Tube diameter: ±0.1mm, Fin spacing: ±0.05mm, Flatness: 0.5mm/m, Leak test: 0 bubbles/min at 150kPa
test method
Pressure decay test (ISO 16369), Flow resistance test, Thermal performance test (SAE J1394), Salt spray corrosion test (ASTM B117)

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 is the difference between a radiator core and a complete radiator assembly?

The radiator core is the central heat exchange component containing tubes and fins, while the complete assembly includes additional components like tanks, headers, mounting brackets, and connections.

How do I determine if a radiator core needs replacement?

Signs include visible corrosion or damage to fins/tubes, reduced cooling efficiency (overheating), coolant leaks at core joints, or pressure test failures indicating structural weakness.

Can aluminum and copper radiator cores be used interchangeably?

Not directly - they have different thermal properties, expansion rates, and connection methods. Compatibility depends on system design, coolant type, and connection interfaces.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 散热器芯

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URN:CNFX:ME:UNIT:RADIATOR_CORE