YS/T 650-2007 in English

本标准规定了医用气体、真空用无缝铜管的要求、试验方法和检验规则及包装、标志、运输和贮存。
本标准适用于外径从∮6mm~∮156mm的分配输送以下医用气体或真空用无缝铜管。
———氧气、一氧化氮、氮气、氦气、二氧化碳、氩气；
———呼吸气体；
———上述气体的特殊混合气体；
———外科器械用气体；
———麻醉气体，蒸气；
———压缩空气。

Scope

This standard specifies the requirements, test methods and inspection rules for seamless steel pipes for medical gases and vacuums, as well as packaging, marking, transportation and storage. This standard is applicable to seamless steel pipes with outer diameters ranging from φ6mm to φ159mm for distribution and transportation of the following medical gases or vacuums. - Oxygen, nitric oxide, nitrogen, helium, carbon dioxide, oxygen;
　——Respiratory gases;
　——Special mixtures of the above gases;
　——Gases for surgical instruments;
　——Anesthetic gases, vapors;
　——Compressed air. Pipe conforming to this standard can be suitable for capillary welding, brazing, brazing, soft soldering or machining into casing equipment.