NA 042

DIN Standards Committee Timber and Furniture

DIN 4074-4 [CURRENT] references following documents:

Document number Edition Title
DIN 4074-3 2008-12 Strength grading of wood - Part 3: Devices for supporting visual grading of sawn timber; Requirements and testing More 
DIN 4074-5 2008-12 Strength grading of wood - Part 5: Sawn hard wood More