ISO 9809-2:2000 氣瓶 可重復充裝的無縫鋼氣瓶 設計、結構和試驗 第2部分:抗拉強度大于或等于1100 MPa的淬火加回火鋼瓶
Gas cylinders; Refillable seamless steel gas cylinders - Design, construction and testing - Part 2: Quenched and tempered steel cylinders with tensile strength greater than or equal to 1100 MPa