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液压缸活塞和活塞杆动密封装置尺寸系列 第2部分：支承环尺寸系列和公差
Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 2：Dimensions and tolerances of bearing rings
液压缸活塞和活塞杆动密封装置尺寸系列 第1部分：同轴密封件尺寸系列和公差
Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 1：Dimensions and tolerances of co-axial seals for reciprocating applications
工业通风机 用标准化风道性能试验
Industrial fan—Performance testing using standardized airways
车用压缩氢气铝内胆碳纤维全缠绕气瓶
Fully-wrapped carbon fiber reinforced cylinders with an aluminum liner for the on-board storage of compressed hydrogen as a fuel for land vehicles
钢质无缝气瓶 第4部分：不锈钢无缝气瓶
Seamless steel gas cylinders—Part 4: Seamless stainless steel gas cylinders
钢质无缝气瓶 第3部分：正火处理的钢瓶
Seamless steel gas cylinders—Part 3: Normalized cylinders
钢质无缝气瓶 第1部分：淬火后回火处理的抗拉强度小于1100MPa的钢瓶
Seamless steel gas cylinders—Part 1: Quenched and tempered steel cylinders with tensile strength less than 1100 MPa
工业阀门用不锈钢锻件技术条件
Specification of stainless steel forgings for industrial valves
工业阀门用镍和镍基合金铸件技术条件
Specification of nickel and nickel alloy castings for industrial valves
自闭式液化石油气瓶阀
Self-closing valves for LPG cylinders
低温绝热气瓶用阀门 第1部分：调压阀
Valve for cryogenic insulated cylinder—Part 1：Pressure regulating valve
工业过程控制阀 第7部分：控制阀数据单
Industrial-process control valves—Part 7: Control valve data sheet
工业过程控制阀 第2-1部分：流通能力 安装条件下流体流量的计算公式
Industrial-process control valves—Part 2-1: Flow capacity—Sizing equations for fluid flow under installed conditions
家用和类似用途的交流换气扇及其调速器
A.C.electric ventilating fans andregulators for household and similar purposes
气动 使用可压缩流体元件的流量特性测定 第1部分：稳态流动的一般规则和试验方法
Pneumatic fluid power—Determination of flow-rate characteristics of components using compressible fluids—Part 1: General rules and test methods for steady-state flow
金属波纹管膨胀节选用、安装、使用维护技术规范
Technical specification for selection,installation,use and maintenance of metal bellows expansion joints
管道支吊架 第2部分：管道连接部件
Pipe supports and hangers—Part 2: Pipe attachments
液压传动 电调制液压控制阀 第1部分：四通方向流量控制阀试验方法
Hydraulic fluid power—Electrically modulated hydraulic control valves—Part 1: Test methods for four-port directional flow-control valves
吹氧金属软管
Corrugated metal hose assemblies for oxygen lances
管道支吊架 第3部分：中间连接件和建筑结构连接件
Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachments