行业组件数据 · 2026

管体/线圈体

Primary structural element of heating tubes/coils that contains and directs heat transfer fluid or electrical elements for industrial thermal applications.

技术定义与适配语境
典型 管体/线圈体 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 tube/coil body is the core cylindrical or helical structural component in heating systems, designed to withstand thermal expansion, pressure, and corrosive environments while efficiently transferring heat through conduction and convection. It serves as the containment vessel for heat transfer fluids (in liquid-based systems) or houses electrical resistance elements (in electric systems), with geometry optimized for maximum surface area exposure and minimal thermal resistance.

组件规格

定义
The tube/coil body is the core cylindrical or helical structural component in heating systems, designed to withstand thermal expansion, pressure, and corrosive environments while efficiently transferring heat through conduction and convection. It serves as the containment vessel for heat transfer fluids (in liquid-based systems) or houses electrical resistance elements (in electric systems), with geometry optimized for maximum surface area exposure and minimal thermal resistance.
工作原理
Operates on principles of thermal conduction and fluid dynamics: heat generated internally (via electrical resistance or combustion) or transferred from external sources is conducted through the tube wall material, then transferred to the surrounding medium (air, liquid, or solid) via convection. In fluid-based systems, the body contains circulating media that absorbs and transports thermal energy; in electric systems, it insulates and protects heating elements while radiating heat outward.
材料
Stainless steel (AISI 304/316 for corrosion resistance)carbon steel (ASTM A179 for high pressure)copper (C12200 for high conductivity)Inconel (for extreme temperatures)with optional ceramic coatings or polymer linings for specific applications.
Length
0.5-10 m
Diameter
6-50 mm
Surface Finish
Ra 0.8-3.2 μm
Wall Thickness
0.5-3.0 mm
Pressure Rating
10-300 bar
Temperature Range
-50°C to 1200°C
标准
ISO 9001DIN 17457ASME BPVC Section VIIIEN 13445

行业分类与别名

管体/线圈体 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

Cyclic thermal stress->Fatigue cracks at weld joints->Implement expansion joints, use stress-relieved materials, conduct regular thermal cycling tests
Chemical corrosion->Wall thinning and leakage->Select corrosion-resistant alloys, apply protective coatings, monitor fluid chemistry

工业生态与工程逻辑

0
Thermal fatigue cracking
1
Corrosion failure
2
Pressure rupture
3
Fouling accumulation
4
Electrical insulation breakdown

合规与检测

tolerance
±0.1 mm diameter, ±0.05 mm wall thickness, ±1° straightness per meter
test method
Hydrostatic pressure testing (1.5x operating pressure), eddy current inspection, radiographic examination, thermal cycling validation

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 material selection for tube/coil bodies?

Material selection depends on operating temperature, pressure, corrosion environment, thermal conductivity requirements, and cost. Stainless steel offers corrosion resistance, copper provides superior conductivity, while specialty alloys handle extreme conditions.

How does tube geometry affect heating efficiency?

Smaller diameters increase pressure drop but improve heat transfer coefficients; helical coils enhance turbulence and surface area compared to straight tubes; wall thickness balances structural integrity against thermal 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

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: 管体/线圈体

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:TUBE_COIL_BODY