行业组件数据 · 2026

桨叶/叶片

Blades/paddles are rotating components in paddle wheels that transfer energy to fluids through hydrodynamic action.

技术定义与适配语境
典型 桨叶/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。

Blades or paddles are the primary working elements of paddle wheels, designed to displace, mix, or propel fluids (liquids or gases) by converting rotational motion into fluid motion. These components feature specific hydrodynamic profiles optimized for efficiency, wear resistance, and minimal cavitation. They are critical in applications requiring controlled fluid movement, agitation, or energy transfer in industrial machinery.

组件规格

定义
Blades or paddles are the primary working elements of paddle wheels, designed to displace, mix, or propel fluids (liquids or gases) by converting rotational motion into fluid motion. These components feature specific hydrodynamic profiles optimized for efficiency, wear resistance, and minimal cavitation. They are critical in applications requiring controlled fluid movement, agitation, or energy transfer in industrial machinery.
工作原理
Blades/paddles operate on hydrodynamic principles: as the paddle wheel rotates, the angled surfaces of the blades push against the fluid, creating displacement and momentum transfer. The design ensures optimal fluid contact, minimizing drag while maximizing thrust or mixing efficiency. Energy conversion occurs from mechanical rotation to fluid kinetic energy, governed by blade geometry, rotational speed, and fluid properties.
材料
Common materials include stainless steel (e.g.AISI 304/316 for corrosion resistance)carbon steel (for strength)aluminum alloys (for lightweight applications)engineered plastics (e.g.polypropylenePTFE for chemical resistance)and composite materials. Coatings like ceramic or polymer layers may be applied for abrasion resistance.
Thickness
3-20 mm
Blade Width
50-200 mm
Blade Length
100-500 mm
Mounting Type
Bolted, welded, or keyed
Fluid Compatibility
Water, chemicals, slurries, gases
Rotation Speed Range
10-500 RPM
标准
ISO 5199DIN 28100

行业分类与别名

桨叶/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

High cyclic loading and stress concentration->Crack propagation and blade fracture->Use fatigue-resistant materials, regular inspection, and stress-relief designs
Exposure to corrosive fluids->Material degradation and reduced structural integrity->Apply corrosion-resistant coatings or select compatible alloys

工业生态与工程逻辑

0
Blade fatigue failure
1
Corrosion damage
2
Cavitation erosion
3
Imbalance causing vibration
4
Material incompatibility with fluids

合规与检测

tolerance
±0.5 mm on critical dimensions, surface finish Ra ≤ 3.2 μm
test method
Hydrodynamic performance testing per ISO 5199, material certification, and non-destructive testing (NDT)

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 functions of blades/paddles in paddle wheels?

They primarily displace or mix fluids, transfer energy, and propel materials in applications like agitators, mixers, or water wheels.

How do I select the right material for blades/paddles?

Consider fluid corrosiveness, abrasion, temperature, and hygiene requirements. Stainless steel is common for corrosive environments, while plastics suit chemical resistance.

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CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 机械和设备制造

数据基础

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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: 桨叶/叶片

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URN:CNFX:ME:UNIT:BLADES_PADDLES