行业组件数据 · 2026

壳体板/圆柱体

Shell plates and cylinders are structural components forming the main body of tower shells in industrial equipment, designed to contain and withstand internal pressures and loads.

技术定义与适配语境
典型 壳体板/圆柱体 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。

Shell plates and cylinders are critical structural elements in tower shells, typically fabricated from rolled metal plates welded together to form cylindrical or conical sections. They serve as the primary containment barrier for processes involving pressure, temperature, or chemical reactions, with design considerations including wall thickness, diameter, and material properties to meet specific operational requirements in industries like chemical processing, power generation, and oil refining.

组件规格

定义
Shell plates and cylinders are critical structural elements in tower shells, typically fabricated from rolled metal plates welded together to form cylindrical or conical sections. They serve as the primary containment barrier for processes involving pressure, temperature, or chemical reactions, with design considerations including wall thickness, diameter, and material properties to meet specific operational requirements in industries like chemical processing, power generation, and oil refining.
工作原理
These components operate by distributing internal pressure and mechanical loads evenly across their curved surfaces, utilizing the structural integrity of cylindrical geometry to minimize stress concentrations. The principle involves maintaining containment while resisting deformation through proper material selection, thickness calculation, and adherence to pressure vessel design codes.
材料
Common materials include carbon steel (e.g.ASTM A516 Gr.70)stainless steel (e.g.304/316L)alloy steels (e.g.ASTM A387)and clad materials for corrosion resistance. Specifications cover yield strengthtensile strengthand impact toughnesswith thickness ranging from 6mm to 100mm depending on diameter and pressure requirements.
Length
1000mm to 12000mm per segment
Diameter
500mm to 10000mm
Thickness
6mm to 100mm
Pressure Rating
Up to 100 bar
Temperature Range
-50°C to 500°C
标准
ISO 9001ASME BPVC Section VIIIEN 13445DIN 28018

行业分类与别名

壳体板/圆柱体 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

Inadequate material selection or corrosion protection->Reduced wall thickness and potential leakage->Use corrosion-resistant materials, apply coatings, and implement regular inspection schedules
Poor welding practices or insufficient NDT->Crack propagation and catastrophic failure->Adhere to welding procedures, conduct thorough NDT (e.g., UT, RT), and perform stress-relief annealing as needed

工业生态与工程逻辑

0
Corrosion leading to wall thinning
1
Weld defects causing leaks
2
Overpressure resulting in rupture
3
Fatigue from cyclic loading

合规与检测

tolerance
Dimensional tolerances per ASME BPVC: ±1.5mm on diameter, ±0.5mm on thickness; weld alignment within 1.5mm offset
test method
Hydrostatic testing at 1.5 times design pressure, ultrasonic testing for thickness measurement, dye penetrant inspection for surface 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 are the main functions of shell plates and cylinders in tower shells?

They provide structural integrity to contain internal pressures, support internal components like trays or packing, and ensure safe operation under varying thermal and mechanical loads.

How are shell plates and cylinders manufactured?

Typically, metal plates are cut, rolled into cylindrical shapes, and welded longitudinally and circumferentially, followed by non-destructive testing (e.g., radiography) to ensure weld quality and compliance with standards.

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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。

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