Codes,Standard and Regulation for Instrumentation which are generally form design basis in Oil & gas Industries are as follows.
1) For Instrument
ANSI FCI 70.2 Control Valve Seat Leakage
ANSI MC 96.1 Temperature Measurement Thermocouple
ANSI B46.1 Surface Texture (Surface Roughness, Waviness and Lay)
API MPMS 5.2 Measurement of Liquid Hydrocarbon by Displacement Meters
API MPMS 5.3 Measurement of Liquid Hydrocarbon by Turbine Meters.
API RP 551 Process Measurement Instrumentation
API RP 520 Sizing, Selection and Installation of Pressure Relieving System in Refineries
API 607 Fire test for soft seated quarter turn valves
API 6FA Specification for Fire Test for Valves
API 598 Valve Inspection and Testing
ASME B1.20.1 Pipe Thread, General Purpose (Inch)
ASME B31.1 Power Piping
ASME B31.3 Chemical Plant and Petroleum Refining Piping
ASME B40.1 Gauge – Pressure Indicating Dial type – Elastic Element
ASME PTC19.3 TW Thermowell Performance Test Codes
ASME B 16.5 Pipe Flange and Flange Fittings, NPS ½ through NPS 24.
ASME B 16.47 Large Diameter Steel Flange
ASME B 16.36 Orifice Flanges
IEC 60529 Degree of Protection of Enclosures
IEC 61000-4-3 Electromagnetic compatibility (EMC): Testing and measurement techniques
IEC 60332 Test for Electrical Cables and Fiber Optic Cable under Fire Condition
IEC 60751 Industrial Platinum Resistance Thermometer Sensors
IEC 60584 Thermocouples
IEC 60079 Electrical Apparatus for Explosive Gas Atmospheres
ISA S5.1 Instrument Symbols and Identification
ISA S71.01 Environmental Conditions for Process Management and Control System, Temperature and Humidity
ISA S75.01 Flow Equations for Sizing Control Valves
IS 5571 Guide for Selection of Electrical Equipment
IS 5572 Classification of Hazardous Areas for Electrical Installations
ISO 5167 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full.
BS EN 837-1 Pressure Gauges / Bourdon Tube Pressure Gauges
BS 2757 Method for determining the thermal classification of electrical insulation
NACE MR0103 Material resistant to sulphide stress cracking in corrosive petroleum refining environments.
NACE MR0175 Sulfide Stress Cracking Resistant Metallic Materials for Oilfield Equipment.
2) For Piping
ASME B31 Piping Codes
These piping codes developed by the American Society of Mechanical Engineers (ASME):
B31.1 Power Piping
Piping typically found in electric power generating stations, heating systems and central and district heating and cooling plants.
B31.3 Process Piping
Piping typically found in petroleum refineries, chemical, pharmaceutical, textile, semiconductor and cryogenic plants.
B31.4 Pipeline Transportation Systems for Liquid Hydrocarbons and Other Liquids
Piping transporting products which are predominately quid between plants and terminals and within terminals, pumping, and metering stations.
B31.5 Refrigeration Piping
Piping for refrigerants and secondary coolants.
B31.8 Gas Transportation and Distribution Piping Systems
Piping transporting products which are predominately gas between sources and terminals including compressor, regulating and metering stations, gas gathering pipelines.
B31.9 Building Services Piping
Piping typically found in industrial, institutional, commercial and public buildings and in multi-unit residences which does not require the range of sizes, pressures and temperatures
B31.11 Slurry Transportation Piping Systems
Piping transporting aqueous slurries between plants and terminals within terminals.
ASME B16 Dimensional Codes
The ASME B16 Piping Component Standard developed by the American Society of Mechanical Engineers or the American National Standards Institute (ANSI)
B16.5 Pipe Flanges and Flanged Fittings
B16.9 Factory Made Wrought Steel Butt welding Fittings
B16.10 Face to Face and End to End Dimensions of Valves
B16.18 Cast Copper Alloy Solder Joint Pressure Fittings
B16.20 Ring Joint Gaskets and Grooves for Steel Pipe Flanges
B16.34 Valves – Flanged, Threaded and Welding End
B16.36 Orifice Flanges
B16.37 Hydrostatic Testing of Control Valves
B16.38 Large Metallic Valves for Gas Distribution (Manually Operated, NPS 2 ½ to 12, 125 psig maximum)
B16.47 Large Diameter Steel Flanges (NPS 26 through NPS 60)
ASME B36 Piping Component Standards
Piping standards developed by the American Society of Mechanical Engineers / American National Standards Institute:
B36.10 Welded and Seamless Wrought Steel Pipe
B36.19 Stainless Steel PipeOther ASME or ANSI
B73.1 Horizontal, End Suction Centrifugal Pumps
B73.2 Vertical In-line Centrifugal Pumps
B133.2 Basic Gas Turbine