Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: EN 13348:2016
• Năm ban hành / Publication date: 2016
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Copper and copper alloys - Seamless, round copper tubes for medical gases or vacuum
• Phạm vi áp dụng / Scope of standard: This European Standard specifies the requirements, sampling, test methods and conditions of delivery for copper tubes. It is applicable to seamless round copper tubes having an outside diameter from 6 mm up to and including 219 mm for pipeline systems under vacuum or for distributing the following medical gases intended to be used at operating pressures up to 2 000 kPa: - oxygen, nitrous oxide, nitrogen, helium, carbon dioxide, xenon; - medical air; - specific mixtures of these above mentioned gases; - air for driving surgical tools; - anaesthetic gases and vapours.