I.S. EN 20898-7:1995现行
Mechanical Properties of Fasteners Part 7: Torsional Test and Minimum Torques for Bolts and Screws With Nominal Diameters 1 mm to 10 mm
出版：National Standards Authority of Ireland
专家解读视频
Specifies a torsional test for the determination of the breaking torque of bolts and screws with nominal diameters 1 mm to 10 mm with property classes 8.8 to 12.9 in accordance with ISO 898-1.
NBN EN 20898-7:1995 - Identical
UNI EN 20898-7:1996 - Identical
NF EN 20898-7:1995 - Identical
ISO 898-7:1992 - Identical
SS EN 20898-7 Ed. 1 (1995) - Identical
UNE EN 20898-7:1996 - Identical
SN EN 20898-7:1995 - Identical
BS EN 20898-7:1995 - Identical
ONORM EN 20898-7:1995 - Identical
DIN EN 20898-7 (1995-04) - Identical
