API 510 EXAM QUESTIONS 2025 |
ACCURATE ANSWERS |VERIFIED
No welding recommended at what temperatures - ACCURATE
ANSWERS✔✔ Less than 0 degrees
Base metal to be warmed to 60 degrees prior to welding if the temp is -
ACCURATE ANSWERS✔✔ 0 degrees- 32 degrees F
CUI affects carbon steel at what temp range - ACCURATE
ANSWERS✔✔ 10 degrees - 350 degrees F
Standard temp range for a PT is - ACCURATE ANSWERS✔✔ 50
degrees - 125 degrees
What temp does cooling water corrosion start to significantly increase -
ACCURATE ANSWERS✔✔ 140 degrees
What temp does chloride stress corrosion cracking become a concern -
ACCURATE ANSWERS✔✔ 140 degrees F
What temp range does CUI affect stainless steel - ACCURATE
ANSWERS✔✔ 140 degrees - 400 degrees F
,At what temp is special procedures needed for UT thickness readings -
ACCURATE ANSWERS✔✔ Greater than or equal to 150 degrees F
Temperature swings that can cause thermal fatigue - ACCURATE
ANSWERS✔✔ 200 degrees F
What is the minimum preheat temp for preheat in lieu of PWHT -
ACCURATE ANSWERS✔✔ 300 degrees F
What is the minimum preheat temp when performing a local PWHT in
lieu of full encirclement PWHT - ACCURATE ANSWERS✔✔ 300
degrees F
What is the starting temp for sulfidation on carbon steel - ACCURATE
ANSWERS✔✔ 500 degrees F
What is the temper embrittlement for low chromes (temp range) -
ACCURATE ANSWERS✔✔ 650 degrees - 1100 degrees F
At what temp should you consult a corrosion specialist when developing
an inspection plan - ACCURATE ANSWERS✔✔ Greater than or equal
to 750 degrees F
What temp does graphitization of ferritic steels begin - ACCURATE
ANSWERS✔✔ 825 degrees F
, What temp does creep begin in 1-1/4% chrome materials - ACCURATE
ANSWERS✔✔ 900 degrees F
What is the max temp for digital UT readings - ACCURATE
ANSWERS✔✔ 1000 degrees F
What temp is a carbon steel PWHT - ACCURATE ANSWERS✔✔ 1100
degrees F
What is the minimum base metal temp during hydro testing vessels less
than or equal to 2" thick - ACCURATE ANSWERS✔✔ Minimum
design metal temp (MDMT) + 10 degrees F
What is the minimum base metal temp during hydro testing vessels
greater than 2" thick - ACCURATE ANSWERS✔✔ Minimum design
metal temp (MDMT) + 30 degrees F
What is the max temp for MT - ACCURATE ANSWERS✔✔
Manufactures recommendation
What is the design pressures within the scope of ASME section VIII -
ACCURATE ANSWERS✔✔ Greater than or equal to 15 psig
ACCURATE ANSWERS |VERIFIED
No welding recommended at what temperatures - ACCURATE
ANSWERS✔✔ Less than 0 degrees
Base metal to be warmed to 60 degrees prior to welding if the temp is -
ACCURATE ANSWERS✔✔ 0 degrees- 32 degrees F
CUI affects carbon steel at what temp range - ACCURATE
ANSWERS✔✔ 10 degrees - 350 degrees F
Standard temp range for a PT is - ACCURATE ANSWERS✔✔ 50
degrees - 125 degrees
What temp does cooling water corrosion start to significantly increase -
ACCURATE ANSWERS✔✔ 140 degrees
What temp does chloride stress corrosion cracking become a concern -
ACCURATE ANSWERS✔✔ 140 degrees F
What temp range does CUI affect stainless steel - ACCURATE
ANSWERS✔✔ 140 degrees - 400 degrees F
,At what temp is special procedures needed for UT thickness readings -
ACCURATE ANSWERS✔✔ Greater than or equal to 150 degrees F
Temperature swings that can cause thermal fatigue - ACCURATE
ANSWERS✔✔ 200 degrees F
What is the minimum preheat temp for preheat in lieu of PWHT -
ACCURATE ANSWERS✔✔ 300 degrees F
What is the minimum preheat temp when performing a local PWHT in
lieu of full encirclement PWHT - ACCURATE ANSWERS✔✔ 300
degrees F
What is the starting temp for sulfidation on carbon steel - ACCURATE
ANSWERS✔✔ 500 degrees F
What is the temper embrittlement for low chromes (temp range) -
ACCURATE ANSWERS✔✔ 650 degrees - 1100 degrees F
At what temp should you consult a corrosion specialist when developing
an inspection plan - ACCURATE ANSWERS✔✔ Greater than or equal
to 750 degrees F
What temp does graphitization of ferritic steels begin - ACCURATE
ANSWERS✔✔ 825 degrees F
, What temp does creep begin in 1-1/4% chrome materials - ACCURATE
ANSWERS✔✔ 900 degrees F
What is the max temp for digital UT readings - ACCURATE
ANSWERS✔✔ 1000 degrees F
What temp is a carbon steel PWHT - ACCURATE ANSWERS✔✔ 1100
degrees F
What is the minimum base metal temp during hydro testing vessels less
than or equal to 2" thick - ACCURATE ANSWERS✔✔ Minimum
design metal temp (MDMT) + 10 degrees F
What is the minimum base metal temp during hydro testing vessels
greater than 2" thick - ACCURATE ANSWERS✔✔ Minimum design
metal temp (MDMT) + 30 degrees F
What is the max temp for MT - ACCURATE ANSWERS✔✔
Manufactures recommendation
What is the design pressures within the scope of ASME section VIII -
ACCURATE ANSWERS✔✔ Greater than or equal to 15 psig
