行业组件数据 · 2026

外罩/护罩

Outer casing or shroud for swirler machines that directs airflow, protects internal components, and maintains structural integrity in industrial applications.

技术定义与适配语境
典型 外罩/护罩 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 Outer Casing/Shroud is a critical structural component in swirler machines, designed to enclose and protect internal rotating elements while directing and controlling fluid flow patterns. It serves as the primary pressure boundary, ensuring operational safety and efficiency by maintaining proper aerodynamic profiles and preventing external contamination.

组件规格

定义
The Outer Casing/Shroud is a critical structural component in swirler machines, designed to enclose and protect internal rotating elements while directing and controlling fluid flow patterns. It serves as the primary pressure boundary, ensuring operational safety and efficiency by maintaining proper aerodynamic profiles and preventing external contamination.
工作原理
Functions as a stationary housing that contains and guides swirling fluid flows generated by internal rotors or vanes. It converts kinetic energy into controlled directional flow while providing mechanical protection and thermal insulation. The casing's geometry directly influences flow characteristics, pressure distribution, and turbulence levels within the system.
材料
Typically manufactured from corrosion-resistant alloys such as 304/316 stainless steelaluminum alloys (6061-T6)or engineered polymers (PEEKPTFE) depending on application requirements. Material selection considers factors including temperature resistance (-40°C to 400°C)pressure ratings (up to 10 bar)chemical compatibilityand wear resistance.
Flatness
0.05 mm/m
Diameter Range
50-500 mm
Surface Finish
Ra 1.6-3.2 μm
Wall Thickness
2-10 mm
Pressure Rating
0-10 bar
Temperature Range
-40°C to 400°C
Concentricity Tolerance
±0.1 mm
标准
ISO 1219DIN 24300ASME B16.5

行业分类与别名

外罩/护罩 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 degradation due to chemical attack->Casing wall thinning and eventual breach->Implement regular thickness monitoring and use corrosion-resistant alloys with protective coatings
Improper installation alignment->Increased vibration and premature bearing wear->Use precision alignment tools and follow installation torque specifications with verification checks
Thermal cycling stress->Cracking at welded joints or stress concentration points->Design with thermal expansion allowances and implement stress-relief heat treatments

工业生态与工程逻辑

0
Material fatigue under cyclic loading
1
Corrosion in aggressive environments
2
Thermal expansion mismatch
3
Flow-induced vibrations
4
Pressure boundary failure

合规与检测

tolerance
Dimensional tolerances per ISO 2768-m, pressure testing per ASME BPVC Section VIII
test method
Hydrostatic pressure testing at 1.5x design pressure, dimensional verification with CMM, material certification per EN 10204 3.1

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 primary function of a swirler outer casing?

The primary function is to contain and direct swirling fluid flows while protecting internal components and maintaining system pressure integrity.

How does casing geometry affect swirler performance?

Casing geometry directly influences flow patterns, pressure recovery, turbulence levels, and overall efficiency by controlling the expansion and direction of swirling flows.

What materials are suitable for high-temperature applications?

Stainless steel grades (304, 316) and nickel alloys are recommended for temperatures above 200°C, while engineered polymers are suitable for lower temperature ranges.

我可以直接联系工厂吗?

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: 外罩/护罩

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。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 外罩/护罩?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
外罩
下一个组件
外蒙皮
URN:CNFX:ME:UNIT:OUTER_CASING_SHROUD