
THERMOPLASTICS VALVES - TORQUE - TEST METHOD
出版:International Organization for Standardization

专家解读视频
Specifies a test method for the determination of the closing and opening torque of thermoplastics valves.
PN EN 28233 : 2000 - Identical
NS ISO 8233 : 1ED 1992 - Identical
DS EN 28233 : 2003 - Identical
NEN ISO 8233 : 1991 - Identical