行业组件数据 · 2026

调节螺丝

A precision screw used to adjust pressure settings in pressure reducing valves for industrial applications.

技术定义与适配语境
典型 调节螺丝 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。

The adjusting screw is a threaded mechanical component in pressure reducing valves that controls the position of the spring-loaded diaphragm or piston, thereby regulating the outlet pressure by varying the spring compression force. It enables fine-tuning of pressure settings through rotational movement, typically requiring specific torque values for proper calibration.

组件规格

定义
The adjusting screw is a threaded mechanical component in pressure reducing valves that controls the position of the spring-loaded diaphragm or piston, thereby regulating the outlet pressure by varying the spring compression force. It enables fine-tuning of pressure settings through rotational movement, typically requiring specific torque values for proper calibration.
工作原理
The adjusting screw works by compressing or decompressing a spring through rotational movement. As the screw is turned clockwise, it increases spring compression, which raises the force against the diaphragm or piston, resulting in higher outlet pressure. Counterclockwise rotation reduces spring compression, lowering the outlet pressure. This mechanical adjustment allows precise control of pressure reduction ratios.
材料
Typically made from corrosion-resistant materials: stainless steel (AISI 304/316)brass (C36000/C37700)or alloy steel with protective coatings. High-temperature applications may use Inconel or titanium alloys.
Length
20-60 mm
Head Type
Hex socket, slotted, or knurled
Thread Type
Metric (M6-M12) or UNC/UNF
Thread Pitch
1.0-1.75 mm
Torque Range
2-15 Nm
Pressure Range
0-25 bar
Temperature Range
-20°C to 200°C
标准
ISO 4762DIN 912ASME B18.3

行业分类与别名

调节螺丝 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

Corrosion from chemical exposure->Thread seizure preventing adjustment->Use corrosion-resistant materials and protective coatings
Excessive torque during adjustment->Stripped threads or spring deformation->Implement torque-limiting tools and operator training
Vibration in operation->Screw loosening and pressure drift->Apply thread-locking compounds and regular inspection

工业生态与工程逻辑

0
Over-tightening causing spring damage
1
Thread corrosion leading to seizure
2
Improper calibration resulting in pressure instability
3
Material incompatibility with process media

合规与检测

tolerance
±0.05 mm thread diameter, ±0.1 mm length
test method
Torque-to-turn testing, pressure calibration verification, material certification per ASTM/EN standards

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

How often should adjusting screws be recalibrated?

Recalibration frequency depends on operating conditions: typically every 6-12 months for continuous operation, or whenever pressure fluctuations exceed ±5% of setpoint.

Can adjusting screws be replaced with different thread types?

No, adjusting screws must match the valve's thread specifications exactly. Using incompatible threads can cause cross-threading, leaks, or calibration errors.

What maintenance is required for adjusting screws?

Regular inspection for thread wear, lubrication with compatible anti-seize compounds, and verification of torque settings during preventive maintenance cycles.

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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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