Browse Standards
1283+ standards in database
1283 result(s) found
瓶装气体分类
Classification of gases filled in cylinder
工业过程测量和控制系统用智能电动执行机构 第2部分：性能评定方法
Intelligent electrical actuators for industrial-process measurement and control systems - Part 2:Methods of evaluating the performance
管壳式热交换器用强化传热元件 第3部分：波节管
Enhanced heat transfer elements used in tube-shell heat exchangers - Part 3：Wavy tubes
管壳式热交换器用强化传热元件 第2部分：不锈钢波纹管
Enhanced heat transfer elements used in tube-shell heat exchangers- Part 2：Stainless steel corrugated tubes
管壳式热交换器用强化传热元件 第1部分：螺纹管
Enhanced heat transfer elements used in tube-shell heat exchangers -Part 1：Threaded tubes
不锈钢卡压式管件组件 第3部分： O形橡胶密封圈
Stainless steel press-fitting assemblies - Part 3：Rubber O-rings
流体传动系统及元件 词汇
Fluid power systems and components - Vocabulary
管道工程用无缝及焊接钢管尺寸选用规定
Specification for size selection of seamless and welded steel pipe used in piping engineering
冷热水用耐热聚乙烯（PE-RT）管道系统 第2部分：管材
Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 2: Pipes
气动 缸内径20mm至100mm的紧凑型气缸 基本尺寸、安装尺寸
Pneumatic fluid power Compact cylinders, bores form 20mm to 100mm - Basic dimensions and mounting dimensions
先导式安全阀
Pilot-operated safety valves
石油和天然气工业用钢制闸阀、截止阀和止回阀（≤DN100）
Steel gate, globe and check valve for the petroleum and natural gas industries (for sizes DN100 and smaller)
液压传动测量技术 第2部分：密闭回路中平均稳态压力的测量
Hydraulic fluid power - Measurement techniques - Part 2: Measurement of average steady-state pressure in a closed conduit
石化工业用阀门的评定
Process valve qualification procedure for the petrochemical industry
液压传动 电调制液压控制阀 第3部分：压力控制阀试验方法
Hydraulic fluid power - Electrically modulated hydraulic control valves - Part 3: Test methods for pressure control valves
真空技术 真空镀膜层结合强度测量方法 胶带粘贴法
Vacuum technology - Methods of bonding strength measurement for vacuum coating film - Measuring adhesion by tape test
气动 标准参考大气
Pneumatic fluid power - Standard reference atmosphere
浮头式热交换器用外头盖侧法兰
Shell flange-rear head end of floating heat exchangers
两相流喷射式热交换器
Steam-driven jet heat exchanger
自增压式液氮容器
Autoboosting caliber liquid nitrogen container