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GB/T 4213-2024 气动控制阀

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  • 标准类型:阀门标准
  • 标准语言:中文版
  • 文件类型:PDF文档
  • 更新时间:2025-03-19
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资料介绍

中华人民共和国国家标准
ICS 23.060.01
CCS N 16
GB/T 4213—2024 代替 GB/T 4213—2008
气动控制阀
Pneumatic control valves
2024⁃12⁃31 发布2025⁃07⁃01 实施
国家市场监督管理总局
国家标准化管理委员会
发 布

目  次
前言··························································································································Ⅲ
1 范围·······················································································································1
2 规范性引用文件········································································································1
3 术语和定义··············································································································1
4 产品分类及通用要求··································································································1
4.1 按控制阀使用功能分类·························································································1
4.2 按控制阀动作方式分类·························································································1
4.3 按控制阀作用方式分类·························································································2
4.4 按控制阀执行机构型式分类···················································································2
4.5 公称通径(DN 或NPS)·························································································2
4.6 公称压力(PN 系列)或压力等级(Class 系列)······························································2
4.7 输入信号···········································································································2
4.8 气源·················································································································2
4.9 正常工作条件·····································································································3
4.10 信号接管螺纹····································································································3
4.11 连接端型式和尺寸······························································································3
5 技术要求·················································································································3
5.1 耐压强度···········································································································3
5.2 填料函及其他连接处的密封性················································································3
5.3 泄漏量··············································································································4
5.4 气室的密封性·····································································································6
5.5 基本误差···········································································································6
5.6 回差·················································································································6
5.7 始终点偏差························································

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