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egf4201
on FreezingBlue Flashcards.
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corrosion- cui affects carbon steel & low alloy (temperature range)
10-350 degree F
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UT calibration- calibration block must be within what temperature of the part to be examined
25 deg F
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NDE- standard temperature range for a PT exam
40-125 deg F
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testing- min flash point of hydrocarbons used for leak testing
120 deg F
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corrosion- CUI affects austenitic stainless stell (temperature range)
120-400 deg F
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corrosion- typical dew point of hydrochloric acid
130 deg F
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corrosion- temperature where chloride stress corrosion cracking becomes a concern
> 140 deg F
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NDE- special procedures needed for UT thickness readings
> 150 deg F
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corrosion- temperature swings that can cause thermal fatigue
+/- 200 deg F
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corrosion- most aggressive CUI temperature range
212-350 deg F
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corrosion- typical dew point of sulfuric acid
280 deg F
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welding- minimum pre-heat temperature, when pre-heat is substituted for PWHT
300 deg F
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welding- minimum pre-heat temperature, when a local PWHT is subsituted for a full encirclement PWHT
300 deg F
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corrosion- starting temp for sulfidation on carbon steel per API 574
450 deg F
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corrosion- starting temp for sulfidation on Iron-based alloys per API 571
500 deg F
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corrosion- temperature range causing temper embrittlement in low chromes
650-1100 deg F
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inspection- operating temp when a corrosion specialist must input on an inspection plan
>750 deg F
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corrosion- graphitization occurs in carbon steel materials
> or equal to 800 deg F
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corrosion- creep occurs in 1-1/4% chrome materials
> 900 deg F
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NDE- maximum temperature for UT readings per SECTÂ V
1000 deg F
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NDE- maximum temperature for UT readings per API 574
1100 deg F
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materials- carbon steel PWHT temperature
1100-1200 deg F
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testing- minimum base metal temp during pressure testing when wall thickness is < or equal to 2" thick
MDMT + 10 deg F
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testing- minimum base metal temp during pressure testing when wall thickness is > 2" thick
MDMT + 30 deg F
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NDE- maximum temperature for magnetic particles
manufacturer recommend
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