EN 1277:2003 Plastics piping systems - Thermoplastics piping systems for buried non-pressure applications - Test methods for leaktightness of elastomeric sealing ring type joints
This European standard specifies three basic test pressures for determining the leaktightness of elastomeric sealing ring type joints for buried thermoplastics non-pressure piping systems.
EN 1277:2003 history
2003EN 1277:2003 Plastics piping systems - Thermoplastics piping systems for buried non-pressure applications - Test methods for leaktightness of elastomeric sealing ring type joints
1996EN 1277:1996 Plastics Piping Systems - Thermoplastics Piping Systems for Buried Non- Pressure Applications - Test Methods for Leaktightness of Elastomeric Sealing Ring Type Joints