Api 510

Front 1

WHAT IS AN ALTERATION?

Back 1

A physical change in any component that has design implications that affect the pressure-containing capability
of a pressure vessel beyond the scope described in existing data reports. The following should not be considered alterations: any
comparable or duplicate replacement, the addition of any reinforced nozzle less than or equal to the size of existing reinforced
nozzles, and the addition of nozzles not requiring reinforcement.

Front 2

WHAT IS ASME CODE?

Back 2

The code, code section, or other recognized and generally accepted engineering standard
or practice to which the pressure vessel was built or which is deemed by the owner/user or the engineer to be most appropriate
for the situation.

Front 3

WHAT DOES AUTHORIZATION MEAN?

Back 3

Approval/agreement to perform a specific activity (e.g. repair) prior to the activity being performed.

Front 4

LIST THE FOUR TYPES OF AUTHORIZED INSPECTION AGENCIES.

Back 4

a. The inspection organization of the jurisdiction in which the pressure vessel is used.
b. The inspection organization of an insurance company that is licensed or registered to write and does write pressure vessel
insurance;
c. The inspection organization of an owner or user of pressure vessels who maintains an inspection organization for his equipment
only and not for vessels intended for sale or resale; or
d. An independent organization or individual that is under contract to and under the direction of an owner/user and that is recognized
or otherwise not prohibited by the jurisdiction in which the pressure vessel is used. The owner/user’s inspection program
shall provide the controls that are necessary when contract inspectors are used.

Front 5

WHAT IS AN AUTHORIZED PRESSURE VESSEL INSPECTOR?

Back 5

An employee of an authorized inspection agency who is qualified and certified
to perform inspections under this inspection code. A non-destructive (NDE) examiner is not required to be an authorized
pressure vessel inspector. Whenever the term inspector is used in API 510, it refers to an authorized pressure vessel inspector

Front 6

CLASS OF VESSLES DEFINITION?

Back 6

Pressure vessels used in a common circumstance of service, pressure and risk.

Front 7

WHAT ARE CONDITIONING MONITORING LOCATIONS (CMLs)?

Back 7

Designated areas on pressure vessels where periodic examinations are conducted.
Previously, they were normally referred to as “thickness monitoring locations (TMLs)”.

Front 8

WHAT IS THE DEFINITION OF CONSTRUCTION CODE?

Back 8

Designated areas on pressure vessels where periodic examinations are conducted.
Previously, they were normally referred to as “thickness monitoring locations (TMLs).

Front 9

WHAT IS THE DEFINITION OF CORROSION RATE?

Back 9

The rate of metal loss due to the reaction(s) with its environment.

Front 10

WHAT IS THE DEFINIATION OF C.U.I.?

Back 10

Refers to all forms of corrosion under insulation including stress corrosion cracking.