JB∕T 14319-2022 氧气用球阀 JB∕T 14319-2022 氧气用球阀.pdf

ICS23.060.10

CCSJ16

同J:~

中华人民共和国机械行业标准

JB厅、14319-一2022

氧气用球阀

Ballvalvesforoxygenservice

2022-09-30发布2023-04-01实施

中华人民共和国工业和信息化部发布

JB厅143192022

目次

前言…··…··……··……··…………··………………··…··……m

l范围…………………··…………l

2规范性引用文件…”…………··…1

3术语和定义．．．．．……··…··…………1

4结构型式“………··…··…····································……1

5技术要求“…····················……3

5.1总贝tl…·

5.2压力．温度额定值…··……··…··“……··…··………………··…··…3

5.3结构长度3

”连接端………………………3

5.5间体”…····················…“”··……··…··…··…3

5.6阀座、球体……··…··……4

5.7阀座弹簧···························………·······················…4

5.8阀杆……··……·……...4

5..9防静电结构…………4

5.10耐火结构“……··…··…………··……··．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．.4

5.11填料与填料函…．…．．．．．．．．．．…．．．．．…．．．．．…．…．……．．．．．“………………·”··…4

5.12填料压盖………………4

5.13操作……………·····························……“……··……5

5.14壳体试验5

5.15密封试验………··…………“

5.16脱脂……．．…．．……．．．．．．……………··…··…..5

5.17无损检测…H…

5.18外观质量．．．．·…··………··……··……………5

6材料………··…··………“……··…··………··………………··………··………5

6.1金属材料．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．……………·…5

6.2非金属材料………··························………··…··…6

7试验方法···············……6

7.1压力试验………·······…………6

7.2可靠性试验………………………………J

7.3