API-577 Practice Questions

A.  

Re-qualify the PQR.

B.  

Re-qualify the WPS.

C.  

Record the change on the existing WPS.

D.  

List the change as a supplement to the WPS.

A.  

Arc drift.

B.  

Arc strike.

C.  

Arc blow.

D.  

Arc deflection.

A.  

Non-load-bearing welds.

B.  

Insulation and refractory pins.

C.  

Flat position welds.

D.  

Non-pressure-containing welds.

A.  

Welder qualification

B.  

Maintaining project schedule

C.  

Welding program effectiveness

D.  

Fabrication quality control

A.  

Weldability

B.  

Toughness

C.  

Strength

D.  

Cooling rate

A.  

Electrodes should never be stored in an oven that is used for food storage.

B.  

Low-hydrogen electrodes may be stored in ovens with cellulose-based electrodes, but must be in their original, unopened containers.

C.  

Electrode ovens should be heated by any means, but must have automatic heat controls and visible temperature indicators.

D.  

Low-hydrogen electrodes should never be stored with stainless-steel electrodes.

A.  

Steels that have a carbon equivalent below 0.30.

B.  

Cellulosic-type electrodes to reduce penetration.

C.  

Low-hydrogen consumables and electrodes.

D.  

Low-hydrogen root pass and cellulosic weld out.

A.  

Chemical composition.

B.  

Tensile strength to be higher than the base metal.

C.  

Acceptability of physical properties.

D.  

Need for postweld heat treatment (PWHT).

A.  

The expected load for which the weld will be subject.

B.  

The minimum established acceptance criteria.

C.  

The requirements as established in ASME Section XI.

D.  

The same criteria required for welder qualification.

A.  

2 in. (5.1 cm)

B.  

3 in. (7.6 cm)

C.  

4 in. (10.2 cm)

D.  

6 in. (15.2 cm)