Carbon Steel Knh1414j Knh1216j Knhml 6X1 Keenserts

1.brief introduction

English name: Keys inserts

Chinese name: bolt nut

Bolt is a kind of inside and outside has a screw thread, external thread on four root or 2 pin key (below M6) special fasteners. Bolt screw set into the base hole of tapping after, again put four bolt pressure, have strong fastening effect. Products are mainly used in military industry, aerospace, railway locomotive, vibration machinery strength of screw thread on the product of high demand.

Keys inserts bolt is the most basic function of a screw repair internal thread and strengthen the external thread. Keys inserts  bolt as a kind of a screw thread repair method, to quickly and efficiently to repair the damaged thread; Applied in low strength of material, can greatly enhance the strength of the threaded hole.

2. structure

1) 2 to 4 fixed button

2) sheath material for C1215 steel, and phosphate antirust processing

3) fixed key made from 302 stainless steel

4) easy to install and remove

3. classification

Threaded models can be divided into:

1) according to the metric system, coarse thread, fine teeth.

2) according to a screw type can be divided into: light, thin, heavy, and track

4. material  

Carbon steel, stainless steel, bronze, nickel

5.the surface treatment

Silver plated, cadmium plated, dry film lubricant


6.Features 

1) Easy install, high strength, high cycle life.
2) Positive mechanical lock eliminates wind out in service
3) Signicantly increases torque-down and load capability in weaker materials
4) No special taps required
5) No tangs to break off and remove

7.Model parameter table