API 1104 21st Edition Questions with
Complete Solutions29
All of the above - ANSWERS-Atmospheres for shielding an arc may consist of:
(Sections 1-4)
a. Mixtures of inert and active gases
b. Inert gases
c. Active gases
d. All of the above
All of the above - ANSWERS-The welding may be done by which of the following processes:
(Sections 1-4)
a. SMAW
b. GTAW
c. GMAW
d. All of the above
Both A & C - ANSWERS-The API 1104 standard applies to the welding of pipe and fittings that
conform to: (Sections 1-4)
a. API Specification 5L
b. AWS Specification 2.4
c. Applicable ASTM specifications
d. Both A & C
Both A & B - ANSWERS-Welding equipment both gas and arc, shall be: (Sections 1-4)
,a. Of a size and type suitable for the work
b. Properly maintained
c. Paid for before the job ends
d. Both A & B
e. None of these
All of these - ANSWERS-The specific welding process or combination of process shall be
identified. They include the use of __________ processes. (Sections 1-4)
a. Manual
b. Semi automatic
c. Automatic
d. All of these
e. None of these
C - ANSWERS-Shielding atmosphere to be used shall: (Sections 1-4)
(Answer with A, B, C, or D)
a. Consist of inert gases only
b. Consist of dry active gases
c. Be qualified for material and welding process
d. Not consist of a mixture in the field
Both A & C - ANSWERS-For qualification of a welding procedure, which of the following filler
metal requires use of a shielding gas?
(Sections 1-4)
a. ER-70S-2
b. RG-60
c. ER-70S-6
, d. E-7018
e. Both A & C
C - ANSWERS-Internal concavity is defined as: (Sections 1-4)
(Answer with A, B, C, D, or E)
a. Burn through
b. Continuously deposited weld metal
c. Properly fused & penetrated root bead with root surface below the pipe wall
d. Excessive penetration
e. Incomplete Fusion
All of the above - ANSWERS-What types of materials can be used according to API 1104, 20th
Edition? (Sections 1-4)
a. Materials which chemically and mechanically are in compliance with applicable ASTM
specifications or API 5L
b. Materials listed in API 5L
c. Materials listed in applicable ASTM specifications
d. All of the above
Only when proven by procedure qualification - ANSWERS-Can filler metals covered in the
specification A5.4 be used when welding according to API 1104? (Sections 1-4)
a. Yes
b. Never
c. Only when proven by procedure qualification
d. Yes, provided the welder is qualified to weld with that filler metal
Complete Solutions29
All of the above - ANSWERS-Atmospheres for shielding an arc may consist of:
(Sections 1-4)
a. Mixtures of inert and active gases
b. Inert gases
c. Active gases
d. All of the above
All of the above - ANSWERS-The welding may be done by which of the following processes:
(Sections 1-4)
a. SMAW
b. GTAW
c. GMAW
d. All of the above
Both A & C - ANSWERS-The API 1104 standard applies to the welding of pipe and fittings that
conform to: (Sections 1-4)
a. API Specification 5L
b. AWS Specification 2.4
c. Applicable ASTM specifications
d. Both A & C
Both A & B - ANSWERS-Welding equipment both gas and arc, shall be: (Sections 1-4)
,a. Of a size and type suitable for the work
b. Properly maintained
c. Paid for before the job ends
d. Both A & B
e. None of these
All of these - ANSWERS-The specific welding process or combination of process shall be
identified. They include the use of __________ processes. (Sections 1-4)
a. Manual
b. Semi automatic
c. Automatic
d. All of these
e. None of these
C - ANSWERS-Shielding atmosphere to be used shall: (Sections 1-4)
(Answer with A, B, C, or D)
a. Consist of inert gases only
b. Consist of dry active gases
c. Be qualified for material and welding process
d. Not consist of a mixture in the field
Both A & C - ANSWERS-For qualification of a welding procedure, which of the following filler
metal requires use of a shielding gas?
(Sections 1-4)
a. ER-70S-2
b. RG-60
c. ER-70S-6
, d. E-7018
e. Both A & C
C - ANSWERS-Internal concavity is defined as: (Sections 1-4)
(Answer with A, B, C, D, or E)
a. Burn through
b. Continuously deposited weld metal
c. Properly fused & penetrated root bead with root surface below the pipe wall
d. Excessive penetration
e. Incomplete Fusion
All of the above - ANSWERS-What types of materials can be used according to API 1104, 20th
Edition? (Sections 1-4)
a. Materials which chemically and mechanically are in compliance with applicable ASTM
specifications or API 5L
b. Materials listed in API 5L
c. Materials listed in applicable ASTM specifications
d. All of the above
Only when proven by procedure qualification - ANSWERS-Can filler metals covered in the
specification A5.4 be used when welding according to API 1104? (Sections 1-4)
a. Yes
b. Never
c. Only when proven by procedure qualification
d. Yes, provided the welder is qualified to weld with that filler metal
