| SYMBOL | CODE | DESCRIPTION |
| IEC | International Electrotechnical Commission | International standard enhances safety and design of biometric systems A new standard for biometrics aims to maximize the technology’s potential |
| NFPA | National Fire Protection Association | NFPA is a U.S.-based international nonprofit organization devoted to eliminating death, injury, property |
| NFPA | National Fluid Power Association | National Fluid Power Association (NFPA) is the only trade Association focused exclusively on fluid power technology with members representing |
| IPS | Iranian Petroleum standard | Standard Research Institute, affiliated to Iran’s National Standard Organization |
| BSI | The British Standards Institution | The list of BSI Standards includes BS standards of UK origin |
| DIN |
Deutsches Institut für Normung (German Institute for Standardization) |
A DIN standard is a standard drawn up at the German Institute for Standardization (DIN) in Berlin that sets unified standards for products and processes, such as quality, minimum performance, characteristics, dimensions, etc. |
| ASME | The American Society of Mechanical Engineers | ASME offers a continuously evolving portfolio of standards across topics like pressure technology, construction equipment, piping & nuclear components. |
| API | American Petroleum institute | API standards are developed under API’s American National Standards Institute (ANSI) accredited process, |
| VDE | Verband der Elektrotechnik, Elektronik und Informationstechnik | VDE Specifications Code of Safety Standards. The electrotechnical DIN standards |
| NEMA | National Electrical Manufacturers Association | National Electrical Manufacturers Association (NEMA) |
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