National Standard
- Chinese National Standards (CNS)
- GOTO
- GuóBiāo (GB)
- GOTO
- American National Standards Institute (ANSI)
- GOTO
- Builders Hardware Manufacturers Association (BHMA)
- GOTO
- Door and Hardware Institute (DHI)
- GOTO
- Underwriters Laboratories Inc. (UL)
- GOTO
- Conformite Europende (CE)
- GOTO
