Sigma Oil Services.

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26/12/2014

Workplace hazards and safety

Minimum Distance between Welds ....
04/12/2014

Minimum Distance between Welds ....

Piping Isometric Symbols ....
04/12/2014

Piping Isometric Symbols ....

Valves Symbols ,,,,,,,,,,Remember that each company have their own styles of symbols!
04/12/2014

Valves Symbols ,,,,,,,,,,
Remember that each company have their own styles of symbols!

There are certain standard codes that need to be followed while designing or manufacturing any piping system. Organizati...
04/12/2014

There are certain standard codes that need to be followed while designing or manufacturing any piping system. Organizations that promulgate piping standards include:

ASME - The American Society of Mechanical Engineers - B31 series
ASME B31.1 Power piping (steam piping etc.)
ASME B31.3 Process piping
ASME B31.4 Pipeline Transportation Systems for Liquid Hydrocarbons and Other Liquids
ASME B31.5 Refrigeration piping and heat transfer components
ASME B31.8 Gas transmission and distribution piping systems
ASME B31.9 Building services piping
ASME B31.11 Slurry Transportation Piping Systems
ASME B31.12 Hydrogen Piping and Pipelines
ASTM - American Society for Testing and Materials
ASTM A252 Standard Specification for Welded and Seamless Steel Pipe Piles[7]
API - American Petroleum Institute
API 5L Petroleum and natural gas industries—Steel pipe for pipeline transportation systems[8]
EN 13480 - European metallic industrial piping code
EN 13480-1 Metallic industrial piping - Part 1: General
EN 13480-2 Metallic industrial piping - Part 2: Materials
EN 13480-3 Metallic industrial piping - Part 3: Design and calculation
EN 13480-4 Metallic industrial piping - Part 4: Fabrication and installation
EN 13480-5 Metallic industrial piping - Part 5: Inspection and testing
EN 13480-6 Metallic industrial piping - Part 6: Additional requirements for buried piping
PD TR 13480-7 Metallic industrial piping - Part 7: Guidance on the use of conformity assessment procedures
EN 13480-8 Metallic industrial piping - Part 8: Additional requirements for aluminium and aluminium alloy piping
EN 1993-4-3 Eurocode 3 — Design of steel structures - Part 4-3: Pipelines
AWS - American Welding Society
AWWA - American Water Works Association
MSS – Manufacturers' Standardization Society
ANSI - American National Standards Institute
NFPA - National Fire Protection Association
EJMA - Expansion Joint Manufacturers Association

02/12/2014

Welder Incident in Confined Space .

Trained and competent HSE personnel must be deployed at the following location/ gaz tester.
Strict adherence to procedures and risk assessment at all times.
Mechanical isolation of common parts and line-up of inlet /outlet valves as final configuration before nitrogen flow shall be carried out by competent person.
Remove combustible material, LEL Gas reading 0%.

30/11/2014

This method is Stopple Operation ,a modern method for pipeline repair without shutdown ,as it is enable to replacement corroded parts or installing new accessories, branch,valve without stopping the pumping of the oil .
It needs of-course hot tapping operation after welding split tees and installing temporary sandwich valves and by-passes.

28/11/2014

Deep Under Water Drilling of Types for petroleum field.

Pulsed Eddy Current (PEC) @ Zeitco
22/11/2014

Pulsed Eddy Current (PEC) @ Zeitco

14/11/2014
11/11/2014

A short Introduction to the Popular Non-Destructive Testing Techniques

- Magnetic Particle Inspection (MPI)
- Liquid Penetrant Inspection (LPI)
- Radiography Testing
X-Ray, ϒ ray, Digital Radiography, Micro Focus Test Equipment
- Ultrasonic Testing (UT)
- Time Flight Deflection (TOFD)
- Phased Array
- Surface Ultrasonic
- Long Range Guided Ultrasonic (LRUT)
- Eddy Current Testing
- Thermograghy

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Abu Dhabi

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