Answer:
The correct answer to the following question will be "Austenitic stainless steel fillers".
Explanation:
- Some manufacturers prefer welding 413 type tubing or pipes to use austenitic filters, this seems to be appropriate because they use 310 as well as 312 stainless additives.
- Certain fillers made from stainless steel could perhaps provoke crack propagation.
- A stainless filler surface is generally extra costly.
So that the above would be the right answer.
