Scope of API 510
4 in service activities
4 construction code oddities
what is the purpose?
Answer
In-service inspection, repair, alteration and rerating. Pressure vessels and PRD's
All in-service hydrocarbon and chemical process vessels. Unless voided by RBI 1.2.2
A) Vessels constructed under a construcion code. ASME BPVC
B) vessel constructed without a code
C) vessel constucted under special jurisdictional acceptance
D) vessel constructed under code but lost is nameplate or stamp. Nonstandard
To specify the in-service inspection and condition-monitoring program needed to determine
integrity of pressure vessels and pressure-relieving devices
Code exemptions
3 common oilfied
water under pressure
Hot water tank
min pressure, min size, human occupancy
cf and pressure range
Answer
Pressure vessels on movable structures (trucks and ships) covered by jurisdictional
1
,Classes listed in ASME section VII div 1
Fired process tubular heaters
Intergal parts of rotating mechanical devices
Piping systems & Piping components
Vessel containing water under pressure or with air cap
design pressure <300 psi
Design temperature < 210 F
Hot water storage tank
Heat input < 200k BTU/hr + water < 210F + capacity < 120 gal
Internal or external design pressure < 15 psi
ID, width, height of X-section < 6 in
Pressure vessels for human occupancy
Pressure vessels outside of 1000 ft^3 nominal
5 ft3 X 250 psig
3 ft3 X 350 psig
1.5 ft3 X 600 psig
What phase of vessel life is not covered by API 510
Answer
Officially retired from service
ASME vs API
who takes precedence?
Answer
2
,ASME is for new
API is for in-service
API 510 takes precedence if there is a conflict. (Almost always)
Who was API 510 written for?
who do they have access to?
Answer
The owner/user who has access to:
Authorized inspection agency
Repair organization
Engineer
Inspector
Examiners
Code vs regulation who wins?
Answer
code does not overwrite regulation. If code is more stringent than code governs.
E&P vessels
Answer
Except for section 6 all of the sections are applicable to vessels in E&P service
what is the Applicable construction code
Answer
Code to which PV was built or deemed by owner/user or engineer to be most appropriate
Authorization
3
, Answer
Approval to perform a specific activity
Authorized inspection agency
3 types
Answer
Jurisdictional inspection organization
Insurance inspection organization
Indepent organization under contract to owner/user
Authorized pressure vessel inspector
Answer
Employ of inspection agency who is qualified and certified to perform inspections under API
510
Condition Monitoring Locations
Answer
CML's. May contain one or more examination points. Single small area or plane through a
nozzle
Construction code
Answer
The code or standard to which the vessel was originally built
CDW
Answer
Controlled deposition welding
4