NS EN 1277 : 2ED 2004现行
PLASTICS PIPING SYSTEMS - THERMOPLASTICS PIPING SYSTEMS FOR BURIED NON-PRESSURE APPLICATIONS - TEST METHODS FOR LEAKTIGHTNESS OF ELASTOMERIC SEALING RING TYPE JOINTS
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Specifies three basic test pressures for determining the leaktightness of elastomeric sealing ring type joints for buried thermoplastics non-pressure piping systems.
BS EN 1277 : 2003 - Identical
ONORM EN 1277 : 2004 - Identical
UNI EN 1277 : 2005 - Identical
SN EN 1277 : 2004 - Identical
I.S. EN 1277:2004 - Identical
