行业组件数据 · 2026

张紧螺丝

A precision screw used to apply and maintain tension in mechanical systems, typically part of tensioning mechanisms.

技术定义与适配语境
典型 张紧螺丝 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 tensioning screw is a threaded fastener designed to create and regulate tension in mechanical assemblies. It functions by converting rotational torque into linear force, allowing precise adjustment of tension levels in belts, chains, cables, or other tensioned elements. These screws often feature fine threads and specialized heads for controlled adjustment and locking mechanisms to maintain set tension under operational loads.

组件规格

定义
A tensioning screw is a threaded fastener designed to create and regulate tension in mechanical assemblies. It functions by converting rotational torque into linear force, allowing precise adjustment of tension levels in belts, chains, cables, or other tensioned elements. These screws often feature fine threads and specialized heads for controlled adjustment and locking mechanisms to maintain set tension under operational loads.
工作原理
The tensioning screw operates on the screw thread principle, where rotational motion is converted into linear displacement. As the screw is turned, it moves axially relative to the mating component, either directly applying tension or adjusting the position of a tensioning element. The fine pitch threads provide mechanical advantage, allowing precise control over the applied force with minimal rotational input.
材料
Typically manufactured from high-strength alloy steels (such as AISI 41404340or 8620)stainless steels (304 or 316)or specialty alloys for corrosion resistance. Surface treatments may include zinc platingblack oxide coatingor phosphate coating for enhanced durability and corrosion protection.
Head Type
Hex socket, slotted, or specialized tensioning head
Proof Load
70-90% of tensile strength
Thread Type
Metric fine thread (e.g., M8x1.0, M10x1.25)
Length Range
20-150 mm
Diameter Range
M6-M20
Surface Finish
Ra 1.6-3.2 μm
Tensile Strength
800-1200 MPa
标准
ISO 4762DIN 912ISO 898-1

行业分类与别名

张紧螺丝 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

Over-torquing during installation->Thread stripping or screw fracture->Use calibrated torque wrenches and follow manufacturer torque specifications
Vibration during operation->Screw loosening and loss of tension->Implement locking mechanisms (lock nuts, thread locking compounds) and regular tension verification
Corrosive environment exposure->Reduced strength and potential fracture->Select appropriate corrosion-resistant materials and protective coatings

工业生态与工程逻辑

0
Thread stripping under excessive torque
1
Corrosion in harsh environments
2
Fatigue failure from cyclic loading
3
Improper tension leading to system failure

合规与检测

tolerance
ISO 2768-m for general dimensions, thread tolerance 6g/6H
test method
Tensile testing per ISO 898-1, torque-tension testing, salt spray testing per ISO 9227 for corrosion resistance

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 difference between a tensioning screw and a regular bolt?

Tensioning screws have finer threads for precise adjustment, often feature specialized heads for tension measurement, and are designed specifically for maintaining calibrated tension rather than just fastening components together.

How often should tensioning screws be inspected?

Inspect tensioning screws during routine maintenance cycles (typically every 500-1000 operating hours), checking for thread wear, corrosion, and proper tension calibration. Replace if any deformation or thread damage is detected.

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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。

请求制造能力信息: 张紧螺丝

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URN:CNFX:ME:UNIT:TENSIONING_SCREW