GB/T 4213-2024 气动控制阀

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························································