Technological and quality problems in tubular pipe fabrication?

the fabrication is made by welding

Answer:
bubbles
fractures
crystalization
impurities
incomplete penetration
burn-through
work stresses in rolled metal (cracks)

The answers post by the user, for information only, FunQA.com does not guarantee the right.

More Questions and Answers:

What happens to the solids from sewage at sewer treatment plants.?

How much is pure coal worth?

250-300watt to voltage?

If a refrigerator produces an electric current when touched with another piece of metal, what is the problem?

How do you make a works bomb?

My BITSAT score is 320.which branch i could expect?

How many inch pounds of torque are in a foot pound of torque?

How do I find the percentage of relative frequency?

Wot happend to kilnary springs in devon?