| UL 867 | STANDARD FOR SAFETY Electrostatic Air Cleaners | 现行 | 2022-10-21 | 2022-10-21 |
| UL 8750 | STANDARD FOR SAFETY Light Emitting Diode (LED)Equipmentfor Use in Lighting Products | 现行 | 2022-10-21 | 2022-10-21 |
| UL 94 | STANDARD FOR SAFETY Tests for Flammability of PlasticMaterials for Parts in Devices and Appliances | 现行 | 2022-10-21 | 2022-10-21 |
| UL 982 | STANDARD FOR SAFETY Motor-Operated Household FoodPreparing Machines | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B16.11-2016 | FORGED FITTINGS, sOCKET-WELDING AND THREADED | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B16.9-2003 | FACTORY-MADE WROUGHT BUTTWELDING FITTINGS | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B31.3-2014 | Process Piping：ASME Code for Pressure Piping,B31 100 | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B31.4-2006 | Pipeline Transportation Systems for LiquidHydrocarbons and Other Liquids | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B31.4-2012 | Pipeline Transportation Systems for Liquidsand Slurries | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B31.8-2016 | GAS TRANSMISSION AND DISTRIBUTION PIPING SYSTEMS | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B36.10M-1996 | WELDED AND SEAMLESs WROUGHT STEEL PIPE | 现行 | 2022-10-21 | 2022-10-21 |
| ASME Y14.5.2-2000 | ENGINEERING DRAWING AND RELATED DOCUMENTATION PRACTICES CERTIFICATION OF GEOMETRIC DIMENSIONING AND TOLERANCING PROFESSIONALS | 现行 | 2022-10-21 | 2022-10-21 |
| ASME B16.34-2004 | VALVES-FLANGED,THREADED,AND WELDING END | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 34-15:1995 | ROTATING ELECTRICAL MACHINES-Part 15: Impulse voltage withstand levels of rotating a.c.machines with form-wound stator coils | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 79-16:1990 | ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES Part 16: Artificial ventilation for the protection of analyzer(s) houses | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60309-2:2021 | PLUGS,FIXED OR PORTABLE SOCKET-OUTLETS ANDAPPLIANCE INLETS FOR INDUSTRIAL PURPOSES-Part 2: Dimensional compatibility requirements for pin and contact-tube accessories | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60320-2-3:2018 | APPLIANCE cOUPLERS FOR HoUSEHOLD AND SIMILAR GENERAL PURPOSES-Part 2-3: Appliance couplers with a degree of protection higher than lPXO | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60364-1:2005 | Low-vOLTAGE ELECTRICAL INSTALLATIONS-Part 1: Fundamental principles, assessment of general characteristics, definitions | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60417-1:2000 | GRAPHICAL SYMBOLS FOR USE ON EQUIPMENT-Part 1: overview and application | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60502-2:2005 | PoWER CABLES wITH EXTRUDED INSULATIONAND THEIR ACCESSORIES FOR RATED VOLTAGESFROM 1 kV (Um=1,2 kV) UP TO 30 kV (um= 36 kV)-Part 2: Cables for rated voltages from 6 kV(Um = 7,2 kV) up to 30 kV (Um = 36 kV) | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 529:1989 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (Code) | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60617-2:1996 | Graphical symbols for diagrams-Part 2:Symbol elements, qualifying symbols and other symbols having general application | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60947-7-4:2013 | Low-vOLTAGE sWITCHGEAR AND CONTROLGEAR-Part 7-4: Ancillary equipment-PCB terminal blocks for copper conductors | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 60950-22:2016 | INFORMATION TECHNOLOGY EQUIPMENT-SAFETY-Part 22: Equipment to be installed outdoors | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61000-4-29:2000 | ELECTROMAGNETIC COMPATIBILITY (EMC)-Part 4-29: Testing and measurement techniques-Voltage dips, short interruptions and voltage variations on d.c.input power port immunity tests | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61131-1:2003(E) | PROGRAMMABLE CONTROLLERS-Part 1: General information | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61439-2:2009 | Low-vOLTAGE swITCHGEAR ANDcONTROLGEAR ASSEMBLIES-Part 2: Power switchgear and controlgear assemblies | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61508-7:2000 | FUNCTIONAL SAFETY OF ELECTRICAL/ELECTRONIC/PROGRAMMABLE ELECTRONIC SAFETY-RELATED SYSTEMS-Part 7: Overview of techniques and measures | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61511-2:2003(E) | FUNCTIONAL SAFETY-SAFETY INSTRUMENTED sYSTEMSFOR THE PROCESS INDUSTRY SECTOR-Part 2: Guidelines for the application of IEC 61511-1 | 现行 | 2022-10-21 | 2022-10-21 |
| IEC 61850-2:2003(E) | IEC TS 61850-2:2003(E) cOMMUNICATION NETWORKS AND sYSTEMS INSUBSTATIONS-Part 2: Glossary | 现行 | 2022-10-21 | 2022-10-21 |