行业组件数据 · 2026

管板

Tubes/Plates are critical heat transfer components in heat exchangers and cooling surfaces, facilitating efficient thermal energy exchange between fluids.

技术定义与适配语境
典型 管板 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。

Tubes/Plates are structural elements in heat exchangers and cooling systems that provide the primary surface area for heat transfer between two or more fluids at different temperatures. In shell-and-tube heat exchangers, tubes carry one fluid while the shell side contains another, with plates often serving as tube sheets that support and separate these fluid paths. They are engineered to maximize thermal conductivity while maintaining structural integrity under pressure, temperature, and corrosion conditions.

组件规格

定义
Tubes/Plates are structural elements in heat exchangers and cooling systems that provide the primary surface area for heat transfer between two or more fluids at different temperatures. In shell-and-tube heat exchangers, tubes carry one fluid while the shell side contains another, with plates often serving as tube sheets that support and separate these fluid paths. They are engineered to maximize thermal conductivity while maintaining structural integrity under pressure, temperature, and corrosion conditions.
工作原理
Heat transfer occurs through conduction across the tube/plate material and convection with the fluids. Tubes/Plates create a large surface area to enhance heat exchange efficiency, following Fourier's law of heat conduction and Newton's law of cooling. In plate heat exchangers, corrugated plates create turbulent flow to improve heat transfer coefficients.
材料
Common materials include stainless steel (AISI 304316)carbon steelcopper alloys (brasscupronickel)titaniumand aluminum. Selection depends on fluid compatibilitytemperature range (-200°C to 600°C)pressure requirements (up to 300 bar)and corrosion resistance needs.
Tube OD
6-50 mm
Surface Area
0.1-10 m² per plate
Plate Thickness
0.4-1.2 mm
Pressure Rating
10-300 bar
Temperature Range
-200°C to 600°C
Thermal Conductivity
15-400 W/m·K
标准
ISO 16812ASME BPVC Section VIIITEMA StandardsDIN EN 13445

行业分类与别名

管板 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

Corrosive fluid attack->Wall thinning and pitting leading to leaks->Use corrosion-resistant materials, implement protective coatings, regular thickness monitoring
Thermal cycling stress->Fatigue cracking at tube-to-tube sheet joints->Design with expansion allowances, use stress-relieving techniques, implement proper welding procedures

工业生态与工程逻辑

0
Corrosion and erosion leading to leaks
1
Fouling reducing heat transfer efficiency
2
Thermal stress causing cracks
3
Pressure-induced deformation

合规与检测

tolerance
Tube OD ±0.1 mm, Plate thickness ±0.05 mm, Flatness 0.5 mm/m
test method
Hydrostatic pressure testing (1.5x design pressure), Dye penetrant inspection, Ultrasonic thickness measurement, Eddy current testing for defects

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 tubes and plates in heat exchangers?

Tubes are cylindrical components that carry fluid through shell-and-tube heat exchangers, while plates are flat or corrugated sheets used in plate heat exchangers to separate fluids and provide heat transfer surfaces.

How do I select the right material for heat exchanger tubes/plates?

Consider fluid chemistry (corrosiveness), temperature and pressure requirements, thermal conductivity needs, and cost. Stainless steel offers good corrosion resistance, copper alloys provide excellent thermal conductivity, and titanium is used for highly corrosive environments.

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CNFX Industrial Component Index · 机械和设备制造

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初步技术归类
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