DB4401/T 118-2021 安全阀在线校验导则

ICS23.060.01

CCSJ16

备案号：DB4401

广州市地方标准

DB4401/T118—2021

代替DBJ440100/T267—2016

安全阀在线校验导则

Guidelinesforon-lineverificationofsafetyvalves

2021-10-21发布2021-11-15实施

广州市市场监督管理局发布

DB4401/T118—2021

目  次

前言.................................................................................................................................................................II

1范围.................................................................................................................................................................1

2规范性引用文件.............................................................................................................................................1

3术语和定义.....................................................................................................................................................1

4一般规定.........................................................................................................................................................2

5校验装置.........................................................................................................................................................2

6校验程序.........................................................................................................................................................2

7标牌和铅封.....................................................................................................................................................3

8校验记录、报告.............................................................................................................................................3

附录A（规范性）采用被保护系统及其压力进行试验.................................................................................5

附录B（规范性）采用其它压力源进行试验.................................................................................................6

附录C（规范性）采用辅助开启装置进行试验.............................................................................................7

I

DB4401/T118—2021

II

DB4401/T118—2021

前  言

本文件按GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定编

制。

本文件由DBJ440100/T267—2016《安全阀在线校验导则》转化而来，并代替DBJ440100/T267