282 GB/T 16709-1996 真空技术 管路配件 装配尺寸 Vacuum technology--Pipeline fittings--Mounting dimensions
283 GB 16749-1997 压力容器波形膨胀节 Bellows expansion joints for pressure vessel
284 GB 16804-1997 气瓶警示标签 Precautionary labels for gas cylinders
285 GB/T 9251-1997 气瓶水压试验方法 Method for hydraulic test of gas cylinders
286 GB/T 16845.1-1997 除尘器 术语 第一部分:共性术语 Dust collector-Terminology Part 1: Common ones
287 GB/T 16845.2-1997 除尘器 术语 第二部分:惯性式、过滤式、湿式除尘器术语 Dust collector-Terminology Part 2: Inertial dust collector,porous dust collector and wet scrubber
288 GB/T 16845.3-1997 除尘器 术语 第三部分:电除尘器术语 Dust collector-Terminology Part 3: Electrostatic precipitators
289 GB/T 5458-1997 液氮生物容器 Liquid nitrogen biological container
290 GB/T 16876-1997 液氮容器夹层真空度检验方法 Test methods for interspace vacuum of liquid nitrogen containers
291 GB/T 16907-1997 离心泵技术条件(I类) Technical specifications for centrifugal pumps--Class I
292 GB 16918-1997 气瓶用爆破片技术条件 Bursting discs specification for gas cylinders
293 GB/T 9234-1997 机动往复泵 Power reciprocating pump
294 GB/T 16941-1997 流程工业用透平压缩机 设计、制造规范与数据表 Compressors for the process industry--Turbo types--Specifications and data sheets for their design and construction
295 GB/T 17119-1997 连续搬运设备 带承载托辊的带式输送机 运行功率和张力的计算 Continuous mechanical handling equipment--Belt conveyors with carrying idlers--Calculation of operation power and tensile forces
296 GB 17258-1998 汽车用压缩天然气钢瓶 Steel cylinders for the on--board of compressed natural gas as a fuel for vehicles
297 GB 17259-1998 机动车用液化石油气钢瓶 Steel cylinders for the liquefied petroleum gas
298 GB 150-1998 钢制压力容器 Steel pressure vessels
299 GB/T 17261-1998 钢制球形储罐型式与基本参数 Spherical tanks type and data base