行业组件数据 · 2026

风扇叶片

Fan blades are rotating airfoils that generate airflow for cooling in radiator/fan assemblies through aerodynamic principles.

技术定义与适配语境
典型 风扇叶片 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。

Fan blades are precision-engineered rotating components designed as airfoils that convert rotational energy into kinetic airflow. In radiator/fan assemblies, they create directed air movement across heat exchange surfaces to dissipate thermal energy from cooling systems. Their geometry, pitch, and count are optimized for specific airflow requirements, pressure differentials, and noise reduction while maintaining structural integrity under centrifugal forces and thermal cycling.

组件规格

定义
Fan blades are precision-engineered rotating components designed as airfoils that convert rotational energy into kinetic airflow. In radiator/fan assemblies, they create directed air movement across heat exchange surfaces to dissipate thermal energy from cooling systems. Their geometry, pitch, and count are optimized for specific airflow requirements, pressure differentials, and noise reduction while maintaining structural integrity under centrifugal forces and thermal cycling.
工作原理
Fan blades operate on aerodynamic principles where their curved airfoil shape creates pressure differentials between the leading and trailing edges during rotation. As the blades spin, they accelerate air molecules, generating airflow that moves from high-pressure areas to low-pressure areas. This directed airflow transfers heat from radiator fins through forced convection, enhancing cooling efficiency beyond natural convection methods.
材料
Typically aluminum alloys (60617075)engineering plastics (glass-filled nylonPBT)or composite materials (carbon fiber reinforced polymers). Material selection depends on application requirements including weightstrengthcorrosion resistancetemperature toleranceand cost considerations.
Weight
0.5-3.0 kg
Diameter
300-500mm
Blade Count
5-11 blades
Noise Level
30-65 dBA
Pitch Angle
20-45 degrees
Rotation Speed
800-3000 RPM
Static Pressure
0.1-0.5 inH2O
Airflow Capacity
1000-5000 CFM
标准
ISO 5801ISO 13347DIN 24163AMCA 210

行业分类与别名

风扇叶片 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

Material fatigue from cyclic stress->Crack propagation leading to blade fracture->Regular NDT inspection, proper material selection with adequate fatigue strength, stress relief design features
Corrosive environment exposure->Material thinning and structural weakening->Corrosion-resistant coatings, material selection (stainless alloys, composites), environmental protection measures
Improper installation or imbalance->Excessive vibration leading to bearing wear and system failure->Precision balancing during manufacturing, proper installation procedures, vibration monitoring systems

工业生态与工程逻辑

0
Imbalance causing vibration
1
Fatigue failure from cyclic loading
2
Corrosion in harsh environments
3
Debris ingestion damage
4
Resonance at critical speeds
5
Material degradation at high temperatures

合规与检测

tolerance
±0.5mm dimensional tolerance, ±1g balance tolerance, ±2° pitch angle tolerance
test method
Airflow performance testing per ISO 5801, vibration analysis per ISO 10816, material testing per ASTM standards, accelerated life testing under operational conditions

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 factors determine fan blade efficiency?

Blade geometry (airfoil shape, pitch, twist), material properties, surface finish, blade count, tip clearance, and rotational speed optimization for specific airflow and pressure requirements.

How do I select the right fan blade material?

Consider operating temperature range, chemical exposure, weight constraints, vibration resistance, corrosion requirements, and cost. Aluminum offers good strength-to-weight ratio, plastics reduce noise and cost, composites provide maximum performance in demanding applications.

What maintenance do fan blades require?

Regular inspection for cracks, deformation, or corrosion; cleaning to prevent debris accumulation; balancing checks; and replacement when wear exceeds tolerance limits or efficiency drops significantly.

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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: 风扇叶片

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:FAN_BLADES