Bolts with weakened threads GOST 7798 for subsequent thermal diffusion galvanizing up to 50 microns
Purpose
Characteristics
Packaging and labeling
Packaging
In wooden boxes of 50 kg. The boxes are on pallets.
Specifications
Characteristics:
1. preservation of thread tolerances of 6g after galvanizing by loosening the thread to the required coating thickness;
2. preservation of mechanical properties of the required bolt strength class with a weakened thread;
3. cleaning the surface of the fastener from technological lubricants to obtain a high-quality galvanized coating.
The average diameter of the dsp thread |
+120...200 microns depending on the required coating thickness |
The internal diameter of the thread inside |
+120...200 microns depending on the required coating thickness |
Thread diameter, mm |
Product length, mm |
Accuracy class |
Strength class |
Steel grade |
М16 |
50-140 |
В |
5.8 |
20 |
М20 |
60-140 |
В |
5.8 |
20 |
You can find all the information about our products in the uploaded catalogue. There you may become acquainted with detailed information on each product field, technical specifics of every product and our reference projects. If you cannot find your product of interest, do not hesitate to contact us and we will do our best to meet your requirements.
Product catalog