标准号:ISO 11621-1997
中文标准名称:气瓶 改装程序
英文标准名称:Gas cylinders - Procedures for change of gas service
标准类型:J74
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:J74
国际标准分类号:23.020.30
适用范围:This International Standard applies to seamless steel, aluminium alloy and welded steel refillable cylinders of all sizes, including large cylinders (water capacity greater than 150 |).
It provides general requirements and procedures to be considered whenever a cylinder is being transferred from one gas service to another for permanent and liquefied gases.
It does not apply to cylinders for dissolved acetylene, radioactive gases or gases listed in group G of table 1.