行业组件数据 · 2026

密封垫圈槽

Precision-machined groove in actuator bodies designed to securely house sealing gaskets for fluid containment and pressure integrity.

技术定义与适配语境
典型 密封垫圈槽 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。

A sealing gasket groove is a precisely engineered recess or channel machined into the surface of an actuator body or similar mechanical housing. Its primary function is to provide a dedicated seating area for elastomeric or metallic sealing gaskets, ensuring proper compression and alignment to create a reliable, leak-proof seal between mating surfaces. This component is critical in hydraulic, pneumatic, and fluid power systems where it prevents media leakage, maintains system pressure, and protects internal components from contamination.

组件规格

定义
A sealing gasket groove is a precisely engineered recess or channel machined into the surface of an actuator body or similar mechanical housing. Its primary function is to provide a dedicated seating area for elastomeric or metallic sealing gaskets, ensuring proper compression and alignment to create a reliable, leak-proof seal between mating surfaces. This component is critical in hydraulic, pneumatic, and fluid power systems where it prevents media leakage, maintains system pressure, and protects internal components from contamination.
工作原理
The groove creates a controlled compression zone where the gasket material deforms under bolt load, filling microscopic surface imperfections and creating a barrier against fluid or gas passage. Proper groove geometry ensures uniform gasket stress distribution, prevents extrusion under pressure, and maintains seal integrity across thermal cycles and mechanical vibrations.
材料
Typically machined from the same base material as the actuator body: carbon steel (AISI 10454140)stainless steel (304316)aluminum alloys (6061-T6)or ductile iron. Surface finish: Ra 1.6-3.2 μm. Hardness: 150-300 HB for steel80-120 HB for aluminum.
Parallelism
0.1 mm maximum deviation
Groove Depth
1.2-3.0 mm (varies with gasket cross-section)
Groove Width
Gasket width + 0.1-0.3 mm clearance
Corner Radius
0.2-0.5 mm (prevents gasket cutting)
Surface Finish
Ra 1.6-3.2 μm
Flatness Tolerance
0.05 mm per 100 mm
标准
ISO 3601-1DIN 3771SAE J515ASME B16.20

行业分类与别名

密封垫圈槽 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

Insufficient groove depth or improper machining->Gasket over-compression or under-compression->Implement statistical process control (SPC) for groove dimensions, use certified tooling, and perform first-article inspection
Corrosive media exposure without proper material selection->Groove corrosion and seal surface degradation->Specify corrosion-resistant materials (stainless steel, coated surfaces), implement regular inspection protocols
Cyclic pressure variations and vibration->Fatigue cracking at groove corners->Design with adequate corner radii (min. 0.3 mm), specify materials with proper fatigue strength, implement vibration damping

工业生态与工程逻辑

0
Gasket extrusion under high pressure
1
Corrosion in groove corners
2
Fatigue cracking from cyclic loading
3
Improper gasket compression leading to leaks
4
Contamination accumulation in groove

合规与检测

tolerance
±0.05 mm on critical dimensions, flatness within 0.1 mm/m
test method
Pressure decay testing per ISO 15848, helium leak testing for critical applications, visual inspection per ASME B46.1

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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 happens if the gasket groove depth is incorrect?

Insufficient depth causes over-compression and gasket damage; excessive depth reduces compression, leading to leakage. Both scenarios compromise seal integrity and system safety.

Can sealing grooves be repaired if damaged?

Minor damage can be repaired by re-machining to original specifications, but significant damage may require welding and re-machining or component replacement to maintain sealing performance.

How does groove surface finish affect sealing?

Too rough (Ra > 3.2 μm) causes gasket abrasion and leakage paths; too smooth (Ra < 0.8 μm) may prevent proper gasket bite and adhesion, especially with elastomeric seals.

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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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URN:CNFX:ME:UNIT:SEALING_GASKET_GROOVE