SHT 3021-2013 石油化工仪表及管道隔离和吹洗设计规范.pdf

ICS23.040
P72
备案号:J1780-2014
中华人民共和国石油化工行业标准
SH/T3021-2013
代替SH3021-200
石油化工仪表及管道隔离和欥洗
设计规范
Design specification for sealing and purging of instrument
and tubing in petrochemical industry
2013-10-17发布
2014-03-01实施
中华人民共和国工业和信息化部发布
SH/T3021--2013
目次
范围
规范性引用文件
术语和定义
仪表的隔离…
4.1应用范围
4.2膜片隔离方式……………………………………………………1
4.3隔离液隔离方式…
5仪表的吹洗
5.1应用范围……
5.2吹洗流体的特性
5.3吹气系统的设计
5.4冲洗液系统的设计…
6吹洗装置的设计…
6.1吹洗装置的组成……
6.2吹洗装置的设计
附录A(资料性附录)膜片材质在不同温度和浓度条件下的介质耐腐快性…
附录B(资料性附录)常用隔离液的性质及用途
附求C(资料性附求)吹洗装置连接典型示意图
12
附录D(资料性付录)吹洗装置管线安装图
参考文献…
木规范用词说明
附:条文说明
SH/T3021-2013
Contents
Foreword………………い
2 Normative references
Terms and definitions
4 Instrument sealing
4. 1 Scope of service
4.2 Diaphragm sealing……
4.3 Liquid sealing………………
5 Instrument purging
5.2 Characteristic of purging fluid
5.3 Design of purging gas……
5.4 Design of flushing liquid…………
6 Design of purging set".-
6. 1 Components of purging set
……3
6.2 Design of purging set."
Annex A (Informative) Corrosion resistance for diaphragm material in corrosive
media at different temperature and concentration
Annex B (Informative Property and application of liquid sealing
10
Annex C(Informative) Typical drawing of purging set connection
……12
Annex D (Informative)hook-up drawing for purging set tubing
Bibliograph
25
Explanation of wording in this specification.""""."."".""-"."
……………26
Ad: Explanation of articles…………