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API 570 > 570 Data Sheets > Flashcards

570 Data Sheets Flashcards

1
Q

Positive material identification

A

API 578

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2
Q

Fitness for service

A

API 579

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3
Q

Risked based inspection

A

API 580

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4
Q

Valve inspection and testing

A

API 598

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5
Q

Cathodic protection

A

API 651

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6
Q

Welding on in-service equipment containing flammables

A

API 2201

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7
Q

NDE Procedure guidelines

A

ASME Section V

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8
Q

Design code for fabrication of piping relief devices

A

ASME Section VIII

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9
Q

Welder and weld procedure qualification

A

ASME Section IX

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10
Q

NDE personnel qualifications

A

ASNT SNT-TC-1A

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11
Q

Code to follow when performing in internal inspection on pipe

A

API 510

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12
Q

API 570 Scope (Alteration, Inspection, Repair, Rerate

A

AIRR

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13
Q

API 570 Repair Organization (authorized by jurisdiction, owner, contractor )

A

JOC

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14
Q

API 570 AI’s Employer (jurisdiction, user, insurance company, contractor)

A

JUIC

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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

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16
Q

Primary responsibilities of API 570 AI (testing, inspection, examination)

A

TIE

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17
Q

Define - Alteration

A

Physical Change

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18
Q

Define - Repair

A

Restore-Suitable

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19
Q

Define - Imperfection that exceeds the acceptance criteria

A

Defect

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20
Q

Define - Discontinuity that may or may not exceed the acceptance criteria

A

Imperfection

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21
Q

Define - RBI’s two primary factors

A

Probability Consequence

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22
Q

NDE- Number of CML’s to obtain thickness readings during insepction

A

Representative

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23
Q

NDE - CML that must be measured during a thickness inspection

A

CML w/earliest renewal date

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24
Q

PRD’s - how relief device intervals are determined

A

Performance

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25
Q

Insp - Basis of API 570’s piping classification

A

Consequence of Failure

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26
Q

Corrosion - Method by which process leaks can lead to brittle failure

A

Auto refrigeration

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27
Q

Corrosion - Cause of Fatigue Crack

A

Cycle Stress

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28
Q

Corrosion - Factors that affect the creep rate

A

Time, Temp & Stress

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29
Q

Corrosion - Type of soil that is most corrosive

A

Low Resistivity

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30
Q

Repairs - # of new flange assemblies to be inspected during repairs and alterations

A

Representatives

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31
Q

SCC can develop at hot spots, including where the heat tracing attaches to pipe

A

Caustic

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32
Q

Where dew point corrosion often occurs

A

Overhead fractionation

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33
Q

Potential for non or very few CMLs on circuit

A

Olefin cold side, Anhydrous Ammonia

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34
Q

Relatively uniform corrosion

A

Sulfidation, Sour water

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35
Q

Valves that should be inspected for thermal fatigue

A

Cat reformer

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36
Q

Design - Mill tolerance for rolled and welded pipe

A

-0.010”

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37
Q

NDE Maximum length of crack or incomplete fusion allowed on a new weld

A

0”

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38
Q

Flanges - Typical Flange Face Finish

A

125-250 Micro-inch

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39
Q

Flanges - When mating flanges, the maximum amount of unparallel allowed (per diameter of flange in feet)

A

1/16’ per foot

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40
Q

Flanges - Max offset for bolt-holes for mating flanges

A

1/8’

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41
Q

Welding - Maximum allowed size of open discontinuity in a bend test

A

1/8”

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42
Q

Pre-heat Zone - Distance from toe to weld

A

1”

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43
Q

PWHT Zone - Distance from toe to weld

A

1”

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44
Q

NDE Maximum distance beyond the area to be examined to clean a party when performing a MT examination

A

1”

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45
Q

NDE - Minimum distance beyond the area to be examined to clean when performing a PT examination

A

1”

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46
Q

Repairs - Minimum radius of insert patch

A

1”

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47
Q

NDE - Max diameter of CML exam point for lines

A

2”

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48
Q

NDE - Max diameter of CML exam point for lines > 10 NPS

A

3”

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49
Q

NDE - Minimum length of spot RT

A

6”

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50
Q

Welding - Min length to RT/UT when qualifying a welder with test coupon or 1st production weld

A

6”

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51
Q

Welding - Min length of RT when qualifying a welding operator with a test coupon

A

6”

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52
Q

Corrosion - Soil-to-air area - distance in air from interface

A

6”

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53
Q

Corrosion - Distance to dig when inspecting for Soil-to-air corrosion

A

6-12”

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54
Q

NDE - Distance of eye-to-part to count as a visual exam

A

6-24”

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55
Q

Corrosion - Soil-to-air - Distance in soil from interface

A

12”

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56
Q

NDE - Minimum upstream limit of intensive examination of injection point circuit

A

12”

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57
Q

PWHT - Min overlap for PWHT when using multiple heats

A

12”

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58
Q

Welding - Minimum length of RT/UT when qualifying a welding operator on first production weld

A

3”

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59
Q

Underground - minimum length of buried pipe to expose when excavating for inspection

A

6-8”

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60
Q

Repairs - Maximum size of fillet weld patch on pipe

A

1/2 diameter

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61
Q

Circuits - Minimum upstream limit of injection point circuit

A

Greater of: 12” or 3 Dia.

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62
Q

NDE - Minimum downstream limit of intensive examination of injection point circuit

A

10 Diameters

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63
Q

Circuits - Min downstream limit of injection point circuit

A

Lesser of: 1” direction chg + 25; or 2nd direction chg

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64
Q

Corrosion - CUI affects carbon steel & low alloy (temperature range)

A

10-350 F

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65
Q

UT Calibration - Calibration block must be within what temperature of the part to be examined

A

25F

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66
Q

NDE - Standard temperature range for PT exam

A

40-125F

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67
Q

Testing - Min flash point of hydrocarbon used for leak testing

A

120F

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68
Q

Corrosion - CUI affects austenitic stainless steel (temperature range)

A

120-400F

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69
Q

Corrosion - Typical dew point of hydrochloric acid

A

130F

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70
Q

Corrosion - Temperature where chloride stress corrosion cracking becomes a concern

A

> 140F

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71
Q

NDE - Special procedures needed for UT thickness readings

A

> 150F

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72
Q

Corrosion - Temperature swings that can cause thermal fatigue

A

+/-200F

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73
Q

Corrosion - Most aggressive CUI temperature range

A

212-350F

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74
Q

Corrosion - Typical dew point of sulphuric acid

A

280F

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75
Q

Welding - Minimum pre-heat temperature, when pre-heated is substituted for PWHT

A

300F

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76
Q

Welding - Minimum pre-heat temperature, when a local PWHT is substituted for a full encirclement PWHT

A

300F

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77
Q

Corrosion - Starting temp for sulfidation on carbon steel per API 574

A

450F

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78
Q

Corrosion - Starting temp for sulfidation on iron-based alloys per API 574

A

500F

79
Q

Corrosion - Temperature range causing temper embrittlement in low chromes

A

650-1100F

80
Q

Inspection - Operating temp when a corrosion specialist must input on an inspection plan

A

> 750F

81
Q

Corrosion - Graphitization occurs in carbon steel materials

A

> 800F

82
Q

Corrosion - Creep occurs in 1-1/4% chrome materials

A

> 900F

83
Q

NDE - Maximum temperature for UT readings per Sect V

A

1000F

84
Q

NDE - Maximum temperature for UT readings per API 574

A

1100F

85
Q

Materials - Carbon steel PWHT temperature

A

1100-1200F

86
Q

Testing - Minimum base metal temp during pressure testing when wall thickness is

A

MDMT + 10F

87
Q

Testing j- Minimum base metal temp during pressure testing when wall thickness is >2” thick

A

MDMT + 30F

88
Q

NDE - Maximum temperature for magnetic particles

A

Manufacturer recommended

89
Q

Common material with an endurance limit (fatigue cracking cannot occur below this stress level)

A

CS

90
Q

Subject to temper-embrittlement

A

Low chromes

91
Q

Common material without an endurance limit

A

SS

92
Q

Subject to polytheonic acid stress-corrosion cracking

A

Sensitized 300 SS

93
Q

P-numbers allowed to use pre-heat in lieu of PWHT

A

P1 & P3

94
Q

Flanges - Thread engagement acceptance criteria

A

-1

95
Q

Ratio of Endurance limit stress to ultimate tensile stress for carbon steel

A

0.4 - 0.5

96
Q

Testing - Minimum range of pressure gauge used during a pressure test (multiplied by test pressure)

A

1.5

97
Q

Testing - preferred range of pressure gauge used during a pressure test (multiplied by test pressure)

A

2

98
Q

NDE - # of additional welds or joints to examine when a weld defect is found during a random examination

A

2

99
Q

PWHT - Minimum # of thermocouples required when performing a local PWHT instead of a 360 degree band

A

2

100
Q

Weld qualification - number of tension tests to qualify a wps

A

2

101
Q

Weld qualifiaction - number of bend tests to qualify a welder or welding operator in welding positions IG-4G

A

2

102
Q

NDE - minimum # of expsosures to RT 360~ of a weld using a double wall technique, double wall view (elliptical shot)

A

2

103
Q

NDE - RT film density range - allowed for the weld & IQI when using a gamma ray source

A

2.0-4.0

104
Q

NDE - Minimum # of exposures to RT 360’ of a weld using a double-wall technique, single-wall view

A

3

105
Q

Impact test - number of test bars required in each set

A

3

106
Q

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

A

3

107
Q

Testing - maximum range of pressure gauge used during a pressure test (multiplied by test pressure)

A

4

108
Q

Weld qualification - number of bend tests to qualify a WPS

A

4

109
Q

Weld qualification - number of bend tests to qualify a welder or welding operator in welding positions 5G & 6G

A

4

110
Q

Design - #of stress cycles to become rated as service cycle service

A

7000

111
Q

NDE - Minimum time an examiner should be in a darkened area prior to using a black light for MT & PT exams

A

5 minutes

112
Q

Testing - Minimum duration for a pressure test

A

10 minutes

113
Q

NDE - Final interpretation of a PT exam after application of developer (time range)

A

10-60 minutes

114
Q

Testing - minimum duration of hydro to evaluate integrity of buried pipe

A

8 hours

115
Q

NDE - Max calibrating interval - MT permanent magnet yoke

A

Daily

116
Q

NDE - Max calibrating interval - RT densitometer

A

90 Days

117
Q

Maximum time for obtaining thickness readings when corrosion rate on new pipe is not known (no other data available)

A

3 months

118
Q

Welding - Max time a welder or welding operator maintains qualifications for a process without using that process

A

6 months

119
Q

Interval - Suggested interval for above-grade visual surveillance of buried pipe

A

6 months

120
Q

NDE - max calibrating intervals - electromagnetic MT yoke

A

1 year

121
Q

NDE - maximum interval for a visual examiners eye exam

A

1 year

122
Q

NDE - max interval to calibrate pressure gauge used in testing

A

1 year

123
Q

AI - Length of time before an API 570 AI must recertify

A

3 years

124
Q

Insp - max thickness inspection interval for an injection point

A

lesser 3 year or 1/2 life

125
Q

Insp - max external inspection interval for class 1 & 2 piping

A

5 year

126
Q

Insp - maximum interval for relief devises in fouling or corrosive service

A

5 year

127
Q

Insp - suggested interval for close-interval potential survey of buried pipe with poor CP

A

5 year

128
Q

Insp - suggested interval for evaluation of soil corrosivity for buried pipe with no CP

A

5 year

129
Q

Insp - max thickness inspection interval for class 1 piping

A

Lesser 5 yr or 1/2 life

130
Q

Insp - minimum years of experience for owners inspector during a new fabrication

A

10 years

131
Q

Insp - maximum external inspection interval for class 3 piping

A

10 years

132
Q

Insp - maximum thickness inspection interval for class 2 & 3 piping

A

Lesser 10 yr or 1/2 life

133
Q

RBI - maximum interval for RBI reassessment

A

Per table 2

134
Q

Repairs - when should temporary welded pipe repairs be replaced

A

Next opportunity

135
Q

Repairs - when shall non-welded repairs & temporary leak sealing devices and be removed and pipe repaired

A

Next turnaround

136
Q

NDE - Max calibrating interval - check the light intensity of a black light used in a MT or PT exam

A

Before & after use

137
Q

NDE - Pipe size where RT is preferred for thickness readings

A
138
Q

NDE - Pipe size where UT thickness readings may require specialized UT equipment

A
139
Q

Terms - Small bore piping

A
140
Q

Maximum pipe size normally allowed for threaded pipe

A
141
Q

Maximum pipe size normally allowed for socket-welded pipe

A
142
Q

NDE - Maximum pipe size for preforming an elliptical shot (double-wall techniques, double-wall view)

A

3 NPS

143
Q

Pipe size where pipe OD is equal to pipe size (NPS)

A

> 14 NPS

144
Q

Pipe size where pipe is almost always made using rolled & welded plate

A

> 16 NPS

145
Q

NDE - Weight used to check magnetic strength of an AC yoke

A

10 lb

146
Q

NDE - Weight used to check magnetic strength of a DC yoke

A

10 lb

147
Q

NDE - Weight used to check magnetic strength of a permanent magnet yoke

A

40 lb

148
Q

NDE - min angle of eye-to-part to count as a visual exam

A

30 degrees

149
Q

NDE - two primary gamma-ray RT sources

A

IR 192, Co 60

150
Q

NDE - Lead letter used during RT to check for backscatter radiation

A

B

151
Q

NDE - Lead letter used during RT to indicate a film-side IQI

A

F

152
Q

NDE - Hole size that must be visible in RT when using a hole-type IQI

A

2T

153
Q

NDE - Minimum light intensity when performing non-fluorescent MT or PT or VT exam

A

100 ft candles

154
Q

NDE - Minimum black light intensity when performing MT or PT fluorescent exam

A

1000 mW/cm2

155
Q

NDE - Maximum UT scanning speed

A

6”/sec

156
Q

Weld qualification - maximum allowed thickness on a WPS based on the plate thickness (T) of a PQR test coupon

A

2T

157
Q

Weld qualification - the “all-position” test coupon

A

6G

158
Q

Weld qualification - rejectable in RT when qualifying a welder

A

Crack, LoF, IP

159
Q

Weld qualification - which welding process can a welder not be qualified by RT/UT

A

GMAW-SC

160
Q

Welding - variables needed WPS

A

Essentials & Non-Essent

161
Q

Welding - Variables needed on PQR

A

Essential

162
Q

Welding - Minimum taper required for welds with mismatch

A

30 degrees

163
Q

Design - Two most common CS pipe materials

A

A53 & A106

164
Q

Repair - maximum allowed SMYS for pipe if fillet-welded patch is installed

A

40,000 PSI

165
Q

Test - Maximum stress allowed during a pressure test

A

90% of SMYS

166
Q

Test - PH of water needed to reduce likelihood of MIC (bugs)

A

> 10 PH

167
Q

Corrosion - Typical external corrosion rate for dry rural environments

A
168
Q

Corrosion - Typical external corrosion rate for inland locations with moderate rain & humidity

A

1-3 mpy

169
Q

Corrosion - Possible external corrosion rate for industrial environmental with acid or sulfur compounds

A

5-10 mpy

170
Q

Corrosion - Possible external corrosion rate for marine environments

A

20 mpy

171
Q

NDE - Limits of RT Film Density of weld as compared to IQI

A

-15 to +30%

172
Q

Design - Mill tolerance of seamless pipe

A

-12.5%

173
Q

Pipe class - % of H2S in process to classify as Class 1 pipe

A

> 3%

174
Q

NDE - % of welds RT when fabricating normal service pipe

A

5%

175
Q

NDE - % of welds to VT when fabricating normal service pipe

A

5%

176
Q

NDE - % of welds to Brinnell after PWHT in furnace (if BHN are required)

A

10%

177
Q

NDE overlap with UT scan, % of transducer diameter

A

10%

178
Q

AI - amount of time inspector must be involved in inspection activates - required to maintain API 570 certification

A

20%

179
Q

Mtls - Amount of nickel required for a material to be considered a nickel alloy

A

> 30%

180
Q

NDE - % of welds to Brinnell after local PWHT (if BHN is required)

A

100%

181
Q

NDE - % of visiual & RT required when fabricating service cycle pipe

A

100%

182
Q

Testing - pneumatic test pressure, % of design pressure

A

110%

183
Q

Testing - Leak test pressure of underground pipe, % of operating pressure

A

110%

184
Q

PRV - maximum set pressure for thermal relief valves, % of design pressure

A

120%

185
Q

Document Owner/User must have that is following API 570

A

QA/Repair Manual

186
Q

Document required for each piping system

A

Inspection Plan

187
Q

Document required when changes are made to hardware or process

A

MOC

188
Q

Document required when owner audits inspection program

A

Tracking system

189
Q

Document required of examiner’s employer

A

Certification record

190
Q

Document required for each PRD Repair organization

A

QA manual

191
Q

Document required concerning personnel at PRD repair organization

A

Training program

192
Q

Records maintain by repair organization and available to the inspector

A

WPS(s) & WPD(s)

193
Q

Another record that the owner/user must maintain

A

Insp ISO’s

API 570 (13 decks)

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