行业组件数据 · 2026

密封接口表面

Precision-machined sealing surface on main flange body for gland packing installation

技术定义与适配语境
典型 密封接口表面 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 gland interface surface is a critical machined area on the main flange body designed to provide a precise, leak-tight mating surface for gland packing assemblies. This component ensures proper compression and alignment of sealing materials to prevent fluid or gas leakage in rotating equipment under varying pressure and temperature conditions.

组件规格

定义
The gland interface surface is a critical machined area on the main flange body designed to provide a precise, leak-tight mating surface for gland packing assemblies. This component ensures proper compression and alignment of sealing materials to prevent fluid or gas leakage in rotating equipment under varying pressure and temperature conditions.
工作原理
Provides a flat, smooth, and dimensionally accurate surface that allows gland packing to be compressed uniformly against the rotating shaft, creating a dynamic seal that prevents leakage while allowing shaft rotation with minimal friction.
材料
Typically manufactured from carbon steel (ASTM A36)stainless steel (304/316)or alloy steelwith surface hardness of 150-250 HB and surface roughness Ra 0.8-1.6 μm
Diameter Range
50-500 mm
Surface Finish
Ra 0.8-1.6 μm
Surface Hardness
150-250 HB
Flatness Tolerance
0.05 mm per 100 mm
Parallelism to Bore
0.02 mm
Corrosion Resistance
As per material grade
标准
ISO 13709API 610ASME B16.5DIN 24960

行业分类与别名

密封接口表面 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

Improper surface finish or flatness->Uneven packing compression leading to leakage->Implement strict machining tolerances and surface finish verification
Corrosion or erosion damage->Loss of sealing integrity and fluid leakage->Select appropriate corrosion-resistant materials and apply protective coatings
Thermal cycling stress->Surface distortion and loss of flatness->Design for thermal expansion compatibility and use stress-relieved materials

工业生态与工程逻辑

0
Surface damage from improper installation
1
Corrosion in aggressive environments
2
Wear from abrasive media
3
Leakage due to surface imperfections
4
Thermal expansion mismatch

合规与检测

tolerance
±0.05 mm flatness, ±0.02 mm parallelism to bore centerline
test method
Surface plate inspection, dial indicator measurement, surface roughness tester, dye penetrant testing

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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 purpose of the gland interface surface?

The gland interface surface provides a precise mating surface for gland packing to create an effective seal around rotating shafts, preventing fluid leakage while allowing shaft movement.

What materials are commonly used for gland interface surfaces?

Common materials include carbon steel, stainless steel (304/316), and alloy steels, selected based on corrosion resistance, pressure requirements, and operating temperature.

How is surface finish important for gland interface performance?

Proper surface finish (Ra 0.8-1.6 μm) ensures uniform compression of packing material, reduces friction, prevents premature wear, and maintains effective sealing over time.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:GLAND_INTERFACE_SURFACE