are purchasing these types of machines so they can sew extra large thread sizes up to Tex 500 or Tex 600 thread sizes. Another option for sewing heavy threads on 301 lockstitch machines is to sew the heavy thread in the bobbin and using a regular size thread in the needle. This means that the seam is inverted when it is sewn.
The DM5E Series Ultrasonic Wall Thickness Gage enables you to accomplish a large number of demanding tasks, especially with remaining wall thickness measurements on components subjected to corrosion and erosion.
Ultrasonic testing (UT) is a nondestructive method of characterizing the thickness or internal structure of a test piece through the use of high-frequency sound waves. Ultrasonic testing can be used for: Flaw detection/evaluation.