UNI EN 28233:1993现行
Thermoplastic Valves - Torque - Test Method
出版：Italian Standards
专家解读视频
Specifies a test method for determining the closing and opening torque of thermoplastics valves. Applies to all types of thermoplastics valves meant to be used for transporting fluids. Coverage includes definitions, apparatus and procedure.
EN 28233:1990 - Identical
SS EN 28233 Ed. 1 (1991) - Identical
UNE EN 28233:1992 - Identical
ISO 8233:1988 - Equivalent
NF EN 28233:1991 - Identical
I.S. EN 28233:1991 - Identical
NBN EN 28233:1992 - Identical
BS EN 28233:1992 - Identical
DIN EN 28233 (1991-06) - Identical
ONORM EN 28233:1991 - Identical
