After opening the sealed containers in which stainless steel electrodes are shipped, the electrodes must be
stored in special ovens at temperatures of _____.
a. 250F to 300F (93C to 120C)
b. 200F to 250F (93C to 120C)
c. 160F to 200F (93C to 120C)
d. 100F to 160F (93C to 120C)
Question 2
What is the usability designation number of a stainless-steel electrode that has a lime coating, is the most
resistant to moisture, and tends to produce less porosity?
a. -15
b. -16
c. -17
d. -26