行业组件数据 · 2026

铰链

Hinges are mechanical bearings that connect two solid objects, allowing a limited angle of rotation between them, commonly used on manways for controlled access.

技术定义与适配语境
典型 铰链 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 hinge is a mechanical component consisting of two leaves joined by a pin, enabling rotational movement around a fixed axis. In industrial applications, hinges are precision-engineered to provide smooth, reliable operation under specific load conditions, temperature ranges, and environmental exposures. For manways, hinges facilitate controlled opening and closing of access panels while maintaining structural integrity and safety seals.

组件规格

定义
A hinge is a mechanical component consisting of two leaves joined by a pin, enabling rotational movement around a fixed axis. In industrial applications, hinges are precision-engineered to provide smooth, reliable operation under specific load conditions, temperature ranges, and environmental exposures. For manways, hinges facilitate controlled opening and closing of access panels while maintaining structural integrity and safety seals.
工作原理
Hinges operate on the principle of rotational motion around a fixed axis (the pin). The two leaves are attached to separate surfaces (e.g., manway door and frame), with the pin allowing controlled angular displacement. Friction, wear resistance, and load distribution are critical factors in hinge design to ensure longevity and consistent performance.
材料
Typically made from stainless steel (e.g.AISI 304316 for corrosion resistance)carbon steel (e.g.ASTM A36 for strength)or aluminum alloys (e.g.6061-T6 for lightweight applications). Materials are selected based on environmental conditions (corrosivehigh-temperature)load requirementsand industry standards.
Pin Diameter
8-20 mm
Load Capacity
50-500 kg
Mounting Type
Welded, bolted, or riveted
Rotation Angle
0-180 degrees
Corrosion Resistance
Salt spray test >500 hours
Operating Temperature
-40°C to 200°C
标准
ISO 9001DIN 250ASME B16.5

行业分类与别名

铰链 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 lubrication or contamination->Increased friction, leading to difficult operation or seizure->Regular maintenance with compatible lubricants; use sealed or self-lubricating hinge designs
Material fatigue from cyclic loading->Crack formation or pin failure, resulting in hinge detachment->Design with safety factors; use materials with high fatigue strength; implement routine inspections

工业生态与工程逻辑

0
Misalignment leading to seal failure
1
Corrosion causing jamming or breakage
2
Overloading beyond rated capacity
3
Improper installation resulting in premature wear

合规与检测

tolerance
±0.5 mm for pin alignment; angular deviation <1 degree
test method
Load testing per ISO 898-1; corrosion testing per ASTM B117; cycle testing to simulate operational lifespan

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 should be considered when selecting a hinge for a manway?

Key factors include load capacity, material compatibility with the environment (e.g., corrosion resistance), operating temperature range, required rotation angle, mounting method, and compliance with industry standards (e.g., pressure vessel codes).

How do hinges affect the safety of manways?

Hinges must ensure smooth, controlled operation to prevent sudden movements that could cause injury. They must also maintain alignment to preserve sealing integrity, preventing leaks or pressure loss in systems like tanks or reactors.

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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
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: 铰链

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