行业组件数据 · 2026

闸板/阀体

Gate plate/valve body is a critical flow control component in discharge gates/valves that regulates material flow through precise positioning.

技术定义与适配语境
典型 闸板/阀体 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 gate plate/valve body is a precision-engineered component that forms the primary flow control mechanism in discharge gates and valves. It consists of a movable plate or gate that slides or rotates within a valve body to open, close, or modulate the flow of materials. This component creates a tight seal when closed and provides controlled material discharge when opened, with applications ranging from bulk material handling to fluid control systems.

组件规格

定义
The gate plate/valve body is a precision-engineered component that forms the primary flow control mechanism in discharge gates and valves. It consists of a movable plate or gate that slides or rotates within a valve body to open, close, or modulate the flow of materials. This component creates a tight seal when closed and provides controlled material discharge when opened, with applications ranging from bulk material handling to fluid control systems.
工作原理
The gate plate operates on a linear or rotary sliding principle where the plate moves perpendicular to the flow direction to create a variable orifice. When actuated, the plate slides between open and closed positions, with the valve body providing structural support and sealing surfaces. In closed position, the plate creates a complete barrier; in open position, it allows full or partial material flow based on its position relative to the valve body opening.
材料
Carbon steel (ASTM A36A516)Stainless steel (304316)Cast iron (ASTM A48)Ductile iron (ASTM A536)Alloy steel (41404340)with surface treatments including hard chrome platingnitridingor ceramic coatings for wear resistance.
Seal Type
Metal-to-metal or elastomer
Thickness
10-50 mm
Surface Finish
Ra 0.8-3.2 μm
Temperature Range
-40°C to 400°C
Flatness Tolerance
±0.1 mm/m
Operating Pressure
Up to 600 psi
标准
ISO 5208ISO 5752DIN 3352DIN 3202API 600ASME B16.34

行业分类与别名

闸板/阀体 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

Abrasive material flow->Excessive wear on sealing surfaces->Use wear-resistant materials, apply hard coatings, implement regular inspection schedules
Corrosive environment->Material degradation and leakage->Select corrosion-resistant materials, apply protective coatings, implement cathodic protection
Improper installation->Misalignment causing binding and seal failure->Follow precise installation procedures, use alignment tools, verify clearances

工业生态与工程逻辑

0
Wear and erosion from abrasive materials
1
Corrosion in chemical environments
2
Seal failure leading to leakage
3
Jamming due to material buildup
4
Fatigue failure from cyclic loading

合规与检测

tolerance
Dimensional tolerances per ISO 2768-m, flatness tolerance ±0.1 mm/m, parallelism tolerance ±0.05 mm
test method
Pressure testing per ISO 5208, leakage testing, dimensional verification, material certification, NDT (UT, MPI) for critical applications

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 gate plate and valve body?

The gate plate is the movable component that regulates flow, while the valve body is the stationary housing that contains and supports the gate plate, providing structural integrity and sealing surfaces.

How do I select the right material for a gate plate/valve body?

Material selection depends on application requirements: carbon steel for general industrial use, stainless steel for corrosive environments, cast iron for cost-effective solutions, and alloy steel for high-pressure/temperature applications. Consider material compatibility with the handled media and operating conditions.

What maintenance is required for gate plate/valve body components?

Regular inspection for wear, corrosion, and sealing integrity; lubrication of sliding surfaces; cleaning of sealing areas; and periodic replacement based on operational cycles and manufacturer recommendations.

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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
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URN:CNFX:ME:UNIT:GATE_PLATE_VALVE_BODY