Fundamentals of Welding

Question 1

the point where the faces of the metallic members meet

Answer 1

root

Question 2

the total angle of the groove between the parts to be joined

Answer 2

groove angle

Question 3

the angle formed between the prepared edge of a member and a plane perpendicular to the surface of the member

Answer 3

bevel angle

Question 4

• the minimum depth that a groove weld extends from its face into a joint

Answer 4

joint penetration

Question 5

the separation between the parts to be joined at the root of the joint

Answer 5

root opening

Question 6

the depth by which the arc melts into the plate

Answer 6

depth of penetration

Question 7

the groove is filled with the molten metal from the electrode

Answer 7

root run

Question 8

the exposed surface of a weld on the side from which the weld was made

Answer 8

face

Question 9

the junction between the face of the weld and the base metal

Answer 9

toe

Question 10

used to describe weld metal in excess of the metal necessary to fill a joint

Answer 10

weld reinforcement

Question 11

a deposit of metal is left on the material during welding

Answer 11

bead