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未生效 EN 50131-2-2-2021Alarm systems - Intrusion and hold-up systems - Part 2-2: Requirements for passive infrared detectors

未生效 EN ISO 3834-5-2021Quality requirements for fusion welding of metallic materials - Part 5: Documents with which it is necessary to conform to claim conformity to the quality requirements of ISO 3834-2, ISO 3834-3 or ISO 3834-4 (ISO 3834-5:2021)

未生效 EN IEC 60545-2021Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps

未生效 EN 13411-4-2021Terminations for steel wire ropes - Safety - Part 4: Metal and resin socketing

未生效 JJF 1939-2021热式风速仪校准规范

未生效 YS/T 1489.4-2021钴铬钨系合金粉末化学分析方法第4部分：镍含量的测定丁二酮肟分光光度法

未生效 EN ISO 10675-1-2021Non-destructive testing of welds - Acceptance levels for radiographic testing - Part 1: Steel, nickel, titanium and their alloys (ISO 10675-1:2021)

未生效 EN 13523-25-2022Coil coated metals - Test methods - Part 25: Resistance to humidity

未生效 FZ/T 92019-2021棉纺环锭细纱机牵伸下罗拉

未生效 EN IEC 60534-4-2022Industrial-process control valves - Part 4: Inspection and routine testing

未生效 EN IEC 62855-2021Nuclear power plants - Electrical power systems - Electrical power systems analysis

未生效 EN 17106-4-2021Road operation machinery - Safety - Part 4: Road service area maintenance machines - Requirements for grass and brush cutting machines

未生效 HG/T 5928-2021生物化学试剂L-胱氨酸

未生效 NY/T 3961-2021畜禽屠宰加工人员防护技术规范

未生效 SY/T 7650-2021盐穴储气库造腔井下作业规范

未生效 NB/T 10798-2021水电工程建设征地移民安置技术通则

未生效 DB35/T 2043-2021养殖双斑东方鲀加工技术规范

未生效 YS/T 1467.4-2021铪化学分析方法第4部分：氯量的测定

未生效 DB22/T 3350-2022玫瑰嫩枝扦插育苗技术规程

未生效 EN IEC 60695-4-2021Fire hazard testing - Part 4: Terminology concerning fire tests for electrotechnical products

未生效 EN ISO 11807-1-2021Integrated optics - Vocabulary - Part 1: Optical waveguide basic terms and symbols (ISO 11807-1:2021)

未生效 JJG 1176-2021谐波电流互感器检定规程

未生效 EN IEC 60384-24-2021Fixed capacitors for use in electronic equipment - Part 24: Sectional specification - Fixed tantalum electrolytic surface mount capacitors with conductive polymer solid electrolyte

未生效 DB22/T 3343-2022人参产品质量追溯规范

未生效 YS/T 1314.7-2021铜冶炼分银渣化学分析方法第7部分：锑含量的测定硫酸铈滴定法

未生效 NB/SH/T 6024-2021ZSM—5分子筛相对结晶度的测定 X射线衍射法

未生效 EN IEC 60076-22-8-2021Power transformers - Part 22-8: Power transformer and reactor fittings - Devices suitable for use in communication networks

未生效 EN 16119-2021LPG equipment and accessories - Sealing caps and plugs for LPG cylinder and pressure vessel valves - Specification and testing

未生效 JT/T 1406-2022通用集装箱陆空转运技术规范

未生效 EN 13126-1-2022Building hardware - Hardware for windows and door height windows - Requirements and test methods - Part 1: Requirements common to all types of hardware