美利体育登录入口官网:EN ISO 15614-6:2006 金属材料焊接程序的规范和合格鉴定.焊接程序试验.第6部分:铜及其合金的弧焊和气焊(ISO 15614-6-2006)
Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 6: Arc and gas welding of copper and its alloys (ISO 15614-6:2006)