570 Data Sheets Flashcards
1
Q
Positive material identification
A
API 578
2
Q
Fitness for service
A
API 579
3
Q
Risked based inspection
A
API 580
4
Q
Valve inspection and testing
A
API 598
5
Q
Cathodic protection
A
API 651
6
Q
Welding on in-service equipment containing flammables
A
API 2201
7
Q
NDE Procedure guidelines
A
ASME Section V
8
Q
Design code for fabrication of piping relief devices
A
ASME Section VIII
9
Q
Welder and weld procedure qualification
A
ASME Section IX
10
Q
NDE personnel qualifications
A
ASNT SNT-TC-1A
11
Q
Code to follow when performing in internal inspection on pipe
A
API 510
12
Q
API 570 Scope (Alteration, Inspection, Repair, Rerate
A
AIRR
13
Q
API 570 Repair Organization (authorized by jurisdiction, owner, contractor )
A
JOC
14
Q
API 570 AI’s Employer (jurisdiction, user, insurance company, contractor)
A
JUIC
15
Q
Determine corrosion rate for new service or change in service (same or similar service, owner’s experience, published data, or inspect in 3 months
A
SOPI
16
Q
Primary responsibilities of API 570 AI (testing, inspection, examination)
A
TIE
17
Q
Define - Alteration
A
Physical Change
18
Q
Define - Repair
A
Restore-Suitable
19
Q
Define - Imperfection that exceeds the acceptance criteria
A
Defect
20
Q
Define - Discontinuity that may or may not exceed the acceptance criteria
A
Imperfection
21
Q
Define - RBI’s two primary factors
A
Probability Consequence
22
Q
NDE- Number of CML’s to obtain thickness readings during insepction
A
Representative
23
Q
NDE - CML that must be measured during a thickness inspection
A
CML w/earliest renewal date
24
Q
PRD’s - how relief device intervals are determined
A
Performance
25
Insp - Basis of API 570's piping classification
Consequence of Failure
26
Corrosion - Method by which process leaks can lead to brittle failure
Auto refrigeration
27
Corrosion - Cause of Fatigue Crack
Cycle Stress
28
Corrosion - Factors that affect the creep rate
Time, Temp & Stress
29
Corrosion - Type of soil that is most corrosive
Low Resistivity
30
Repairs - # of new flange assemblies to be inspected during repairs and alterations
Representatives
31
SCC can develop at hot spots, including where the heat tracing attaches to pipe
Caustic
32
Where dew point corrosion often occurs
Overhead fractionation
33
Potential for non or very few CMLs on circuit
Olefin cold side, Anhydrous Ammonia
34
Relatively uniform corrosion
Sulfidation, Sour water
35
Valves that should be inspected for thermal fatigue
Cat reformer
36
Design - Mill tolerance for rolled and welded pipe
-0.010"
37
NDE Maximum length of crack or incomplete fusion allowed on a new weld
0"
38
Flanges - Typical Flange Face Finish
125-250 Micro-inch
39
Flanges - When mating flanges, the maximum amount of unparallel allowed (per diameter of flange in feet)
1/16' per foot
40
Flanges - Max offset for bolt-holes for mating flanges
1/8'
41
Welding - Maximum allowed size of open discontinuity in a bend test
1/8"
42
Pre-heat Zone - Distance from toe to weld
1"
43
PWHT Zone - Distance from toe to weld
1"
44
NDE Maximum distance beyond the area to be examined to clean a party when performing a MT examination
1"
45
NDE - Minimum distance beyond the area to be examined to clean when performing a PT examination
1"
46
Repairs - Minimum radius of insert patch
1"
47
NDE - Max diameter of CML exam point for lines
2"
48
NDE - Max diameter of CML exam point for lines > 10 NPS
3"
49
NDE - Minimum length of spot RT
6"
50
Welding - Min length to RT/UT when qualifying a welder with test coupon or 1st production weld
6"
51
Welding - Min length of RT when qualifying a welding operator with a test coupon
6"
52
Corrosion - Soil-to-air area - distance in air from interface
6"
53
Corrosion - Distance to dig when inspecting for Soil-to-air corrosion
6-12"
54
NDE - Distance of eye-to-part to count as a visual exam
6-24"
55
Corrosion - Soil-to-air - Distance in soil from interface
12"
56
NDE - Minimum upstream limit of intensive examination of injection point circuit
12"
57
PWHT - Min overlap for PWHT when using multiple heats
12"
58
Welding - Minimum length of RT/UT when qualifying a welding operator on first production weld
3"
59
Underground - minimum length of buried pipe to expose when excavating for inspection
6-8"
60
Repairs - Maximum size of fillet weld patch on pipe
1/2 diameter
61
Circuits - Minimum upstream limit of injection point circuit
Greater of: 12" or 3 Dia.
62
NDE - Minimum downstream limit of intensive examination of injection point circuit
10 Diameters
63
Circuits - Min downstream limit of injection point circuit
Lesser of: 1" direction chg + 25; or 2nd direction chg
64
Corrosion - CUI affects carbon steel & low alloy (temperature range)
10-350 F
65
UT Calibration - Calibration block must be within what temperature of the part to be examined
25F
66
NDE - Standard temperature range for PT exam
40-125F
67
Testing - Min flash point of hydrocarbon used for leak testing
120F
68
Corrosion - CUI affects austenitic stainless steel (temperature range)
120-400F
69
Corrosion - Typical dew point of hydrochloric acid
130F
70
Corrosion - Temperature where chloride stress corrosion cracking becomes a concern
>140F
71
NDE - Special procedures needed for UT thickness readings
>150F
72
Corrosion - Temperature swings that can cause thermal fatigue
+/-200F
73
Corrosion - Most aggressive CUI temperature range
212-350F
74
Corrosion - Typical dew point of sulphuric acid
280F
75
Welding - Minimum pre-heat temperature, when pre-heated is substituted for PWHT
300F
76
Welding - Minimum pre-heat temperature, when a local PWHT is substituted for a full encirclement PWHT
300F
77
Corrosion - Starting temp for sulfidation on carbon steel per API 574
450F
78
Corrosion - Starting temp for sulfidation on iron-based alloys per API 574
500F
79
Corrosion - Temperature range causing temper embrittlement in low chromes
650-1100F
80
Inspection - Operating temp when a corrosion specialist must input on an inspection plan
>750F
81
Corrosion - Graphitization occurs in carbon steel materials
>800F
82
Corrosion - Creep occurs in 1-1/4% chrome materials
>900F
83
NDE - Maximum temperature for UT readings per Sect V
1000F
84
NDE - Maximum temperature for UT readings per API 574
1100F
85
Materials - Carbon steel PWHT temperature
1100-1200F
86
Testing - Minimum base metal temp during pressure testing when wall thickness is
MDMT + 10F
87
Testing j- Minimum base metal temp during pressure testing when wall thickness is >2" thick
MDMT + 30F
88
NDE - Maximum temperature for magnetic particles
Manufacturer recommended
89
Common material with an endurance limit (fatigue cracking cannot occur below this stress level)
CS
90
Subject to temper-embrittlement
Low chromes
91
Common material without an endurance limit
SS
92
Subject to polytheonic acid stress-corrosion cracking
Sensitized 300 SS
93
P-numbers allowed to use pre-heat in lieu of PWHT
P1 & P3
94
Flanges - Thread engagement acceptance criteria
-1
95
Ratio of Endurance limit stress to ultimate tensile stress for carbon steel
0.4 - 0.5
96
Testing - Minimum range of pressure gauge used during a pressure test (multiplied by test pressure)
1.5
97
Testing - preferred range of pressure gauge used during a pressure test (multiplied by test pressure)
2
98
NDE - # of additional welds or joints to examine when a weld defect is found during a random examination
2
99
PWHT - Minimum # of thermocouples required when performing a local PWHT instead of a 360 degree band
2
100
Weld qualification - number of tension tests to qualify a wps
2
101
Weld qualifiaction - number of bend tests to qualify a welder or welding operator in welding positions IG-4G
2
102
NDE - minimum # of expsosures to RT 360~ of a weld using a double wall technique, double wall view (elliptical shot)
2
103
NDE - RT film density range - allowed for the weld & IQI when using a gamma ray source
2.0-4.0
104
NDE - Minimum # of exposures to RT 360' of a weld using a double-wall technique, single-wall view
3
105
Impact test - number of test bars required in each set
3
106
NDE - when using a shim under a hole-type IQI, the number of sides of the IQI that must be seen in the RT image
3
107
Testing - maximum range of pressure gauge used during a pressure test (multiplied by test pressure)
4
108
Weld qualification - number of bend tests to qualify a WPS
4
109
Weld qualification - number of bend tests to qualify a welder or welding operator in welding positions 5G & 6G
4
110
Design - #of stress cycles to become rated as service cycle service
7000
111
NDE - Minimum time an examiner should be in a darkened area prior to using a black light for MT & PT exams
5 minutes
112
Testing - Minimum duration for a pressure test
10 minutes
113
NDE - Final interpretation of a PT exam after application of developer (time range)
10-60 minutes
114
Testing - minimum duration of hydro to evaluate integrity of buried pipe
8 hours
115
NDE - Max calibrating interval - MT permanent magnet yoke
Daily
116
NDE - Max calibrating interval - RT densitometer
90 Days
117
Maximum time for obtaining thickness readings when corrosion rate on new pipe is not known (no other data available)
3 months
118
Welding - Max time a welder or welding operator maintains qualifications for a process without using that process
6 months
119
Interval - Suggested interval for above-grade visual surveillance of buried pipe
6 months
120
NDE - max calibrating intervals - electromagnetic MT yoke
1 year
121
NDE - maximum interval for a visual examiners eye exam
1 year
122
NDE - max interval to calibrate pressure gauge used in testing
1 year
123
AI - Length of time before an API 570 AI must recertify
3 years
124
Insp - max thickness inspection interval for an injection point
lesser 3 year or 1/2 life
125
Insp - max external inspection interval for class 1 & 2 piping
5 year
126
Insp - maximum interval for relief devises in fouling or corrosive service
5 year
127
Insp - suggested interval for close-interval potential survey of buried pipe with poor CP
5 year
128
Insp - suggested interval for evaluation of soil corrosivity for buried pipe with no CP
5 year
129
Insp - max thickness inspection interval for class 1 piping
Lesser 5 yr or 1/2 life
130
Insp - minimum years of experience for owners inspector during a new fabrication
10 years
131
Insp - maximum external inspection interval for class 3 piping
10 years
132
Insp - maximum thickness inspection interval for class 2 & 3 piping
Lesser 10 yr or 1/2 life
133
RBI - maximum interval for RBI reassessment
Per table 2
134
Repairs - when should temporary welded pipe repairs be replaced
Next opportunity
135
Repairs - when shall non-welded repairs & temporary leak sealing devices and be removed and pipe repaired
Next turnaround
136
NDE - Max calibrating interval - check the light intensity of a black light used in a MT or PT exam
Before & after use
137
NDE - Pipe size where RT is preferred for thickness readings
138
NDE - Pipe size where UT thickness readings may require specialized UT equipment
139
Terms - Small bore piping
140
Maximum pipe size normally allowed for threaded pipe
141
Maximum pipe size normally allowed for socket-welded pipe
142
NDE - Maximum pipe size for preforming an elliptical shot (double-wall techniques, double-wall view)
3 NPS
143
Pipe size where pipe OD is equal to pipe size (NPS)
>14 NPS
144
Pipe size where pipe is almost always made using rolled & welded plate
>16 NPS
145
NDE - Weight used to check magnetic strength of an AC yoke
10 lb
146
NDE - Weight used to check magnetic strength of a DC yoke
10 lb
147
NDE - Weight used to check magnetic strength of a permanent magnet yoke
40 lb
148
NDE - min angle of eye-to-part to count as a visual exam
30 degrees
149
NDE - two primary gamma-ray RT sources
IR 192, Co 60
150
NDE - Lead letter used during RT to check for backscatter radiation
B
151
NDE - Lead letter used during RT to indicate a film-side IQI
F
152
NDE - Hole size that must be visible in RT when using a hole-type IQI
2T
153
NDE - Minimum light intensity when performing non-fluorescent MT or PT or VT exam
100 ft candles
154
NDE - Minimum black light intensity when performing MT or PT fluorescent exam
1000 mW/cm2
155
NDE - Maximum UT scanning speed
6"/sec
156
Weld qualification - maximum allowed thickness on a WPS based on the plate thickness (T) of a PQR test coupon
2T
157
Weld qualification - the "all-position" test coupon
6G
158
Weld qualification - rejectable in RT when qualifying a welder
Crack, LoF, IP
159
Weld qualification - which welding process can a welder not be qualified by RT/UT
GMAW-SC
160
Welding - variables needed WPS
Essentials & Non-Essent
161
Welding - Variables needed on PQR
Essential
162
Welding - Minimum taper required for welds with mismatch
30 degrees
163
Design - Two most common CS pipe materials
A53 & A106
164
Repair - maximum allowed SMYS for pipe if fillet-welded patch is installed
40,000 PSI
165
Test - Maximum stress allowed during a pressure test
90% of SMYS
166
Test - PH of water needed to reduce likelihood of MIC (bugs)
>10 PH
167
Corrosion - Typical external corrosion rate for dry rural environments
168
Corrosion - Typical external corrosion rate for inland locations with moderate rain & humidity
1-3 mpy
169
Corrosion - Possible external corrosion rate for industrial environmental with acid or sulfur compounds
5-10 mpy
170
Corrosion - Possible external corrosion rate for marine environments
20 mpy
171
NDE - Limits of RT Film Density of weld as compared to IQI
-15 to +30%
172
Design - Mill tolerance of seamless pipe
-12.5%
173
Pipe class - % of H2S in process to classify as Class 1 pipe
>3%
174
NDE - % of welds RT when fabricating normal service pipe
5%
175
NDE - % of welds to VT when fabricating normal service pipe
5%
176
NDE - % of welds to Brinnell after PWHT in furnace (if BHN are required)
10%
177
NDE overlap with UT scan, % of transducer diameter
10%
178
AI - amount of time inspector must be involved in inspection activates - required to maintain API 570 certification
20%
179
Mtls - Amount of nickel required for a material to be considered a nickel alloy
>30%
180
NDE - % of welds to Brinnell after local PWHT (if BHN is required)
100%
181
NDE - % of visiual & RT required when fabricating service cycle pipe
100%
182
Testing - pneumatic test pressure, % of design pressure
110%
183
Testing - Leak test pressure of underground pipe, % of operating pressure
110%
184
PRV - maximum set pressure for thermal relief valves, % of design pressure
120%
185
Document Owner/User must have that is following API 570
QA/Repair Manual
186
Document required for each piping system
Inspection Plan
187
Document required when changes are made to hardware or process
MOC
188
Document required when owner audits inspection program
Tracking system
189
Document required of examiner's employer
Certification record
190
Document required for each PRD Repair organization
QA manual
191
Document required concerning personnel at PRD repair organization
Training program
192
Records maintain by repair organization and available to the inspector
WPS(s) & WPD(s)
193
Another record that the owner/user must maintain
Insp ISO's
