Bolt — It is a cylindrical bar fastener with a head on one end and a thread on the other. A nut is screwed onto the threaded end of the bolt, a flat and / or spring washer is placed under the nut, if necessary.
ZAVOD MIR JSC produces bolts according to OST 1 of the following types:
Several types of threads are used for different types of bolts. Among the most common are the following:
Depending on the purpose and field of application, bolts are made of various strength classes and steel grades:
Form formation:
Thread making:
Slotting:
Types of anti-corrosion (protective) coating for bolts:
Thanks to highly qualified personnel, all stages of bolt production are carried out in accordance with regulatory documents. All products are accompanied by a quality certificate and test reports.