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All articles which are marked with will be inquired at Bossard for the time being. You can access the corresponding online form by entering the desired quantity and placing it in the shopping basket.
Your agreed conditions are shown on the selected products when you are logged in.
No, currently only private customers from Switzerland or Singapore have the possibility to order without an account via credit card.
These products are multifunctional connecting elements. The use of washers is therefore superfluous and, in the case of a profiled flange, the elements also prevent rotational loosening.
In principle you are responsible for dimensioning but we will be happy to assist and advise you. In special cases, a recalculation for the joint will be made when all data have been supplied to us.
Marutex® materials are harder and accordingly have a smaller extension.
The angle of attack in the standard Torx® is 15 degrees and that in the Torx plus® is 0 degrees. Advantage: longer tool lives. Another advantage is better sliding of the bit into the inner drive. Owing to the elliptical shape, there is no radial force component.
Large metal sheets are very flexible, i.e. the pressure cannot be transmitted 1:1. The screw tip can thus be annealed.
Yes, if the sheet material is not hardened by the thermal action of the laser. Before the sheet material is chosen, it is advisable to carry out a test on sample sheets.
In the case of heat-treated screws from Class 8.8 and Inox screws.
The connecting element should be lubricated to prevent pitting during assembly.
The cup springs can be combined in various ways when used in spring columns. When individual cups are stacked in the same direction, the spring force is proportionate to the number of individual cups in the case of identical spring travel. When individual cups are arranged in series in alternate directions, the spring travel is proportionate to the number of individual cups in the case of identical spring force.
Round hexagon socket screws permit optimal force transmission. In comparison with other socket drives, this drive system is distinguished by little wear and low contact pressure.
100 deficient parts per million.
Connecting elements are mass-produced products. Our standards for acceptance testing comply with DIN or ISO basic standards and the associated technical conditions of delivery. Higher quality requirements in the ppm range should be agreed specifically in the order.
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