THREADING AND KNURLING, Thermal Spraying

A method of surface roughening in which spiral threads are prepared, followed by upsetting with a knurling tool. See Figure T- 14.

3F

A welding test position designation for a linear fillet weld applied to a joint in which the weld is made in the vertical welding position.

 

3G

A welding test position designation for a linear groove weld applied to a joint in which the weld is made in the vertical welding position.

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