What are the structure of the fastener connection requirements
< P> fasteners for use in the thin wall steel structure shall meet the following requirements: (construction
Core pulling rivets (
And self tapping screw nail head part should be on the thinner side panel.
Distance and the distance of fittings shall not be less than three times the diameter of the fitting, margin shall not be less than 1 the diameter of the fitting.
Mechanical connection of the connector should not be less than 2.
The application of the core pulling rivets diameter of 2.
4 mm, appropriate chooses in the stressed skin structure is not less than 4 mm in diameter core pulling rivets;
The application of the self tapping screw diameter of 3.
0 to 8.
0 mm, appropriate chooses in the stressed skin structure is not less than 5 mm diameter self-tapping screws.
Self tapping screw connection on the panel of prefabricated aperture d0 should conform to the requirements for the type: < / P> < P> 740).
宽度= 740的边界=定义> < / P>