ONORM EN 2155-12:1997现行
Aerospace Series - Test Methods For Transparent Materials For Aircraft Glazing - Part 12: Determination Of Linear Thermal Expansion
出版：Osterreichisches Normungsinstitut
专家解读视频
Defines method for determination of the reversible linear thermal expansion of plastics, excluding length changes caused by accidental factors eg changes in moisture content, degree of polymerization and stress release. Gives only approximate values.
NEN EN 2155-12:1997 - Identical
BS EN 2155-12:1997 - Identical
DIN EN 2155-12 (1997-09) - Identical
NBN EN 2155-12:1997 - Identical
NF EN 2155-12:1997 - Identical
UNI EN 2155-12:1998 - Identical
I.S. EN 2155-12:1998 - Identical
NS EN 2155-12 Ed. 1 (1997) - Identical
SS EN 2155-12 Ed. 1 (1997) - Identical
UNE EN 2155-12:1998 - Identical
