Organisations for Standards:

LIST OF STANDARDS ORGANIZATIONS BY EQUIPMENT CATEGORIES
1.   General
AGS    American Gas Society
ANSI    American National Standards Institute
BSI    British Standards Institute
CGSB    Canadian General Standards Board
CSA    Canadian Standards Association
ISO    International Organization for Standardization
NBS    National Bureau of Standards
ISA    Instrument Society of America

2    Safety
ANSI    American National Standard Institute
Dept. of Labour  
EPA    Environment Protection Agency
FM    Factory Mutual
NBFU    National Board of Fire Underwriters
NFPA    National Fire Protection Association
OSHA    Occupational Safety and Health Administration
UL    Underwriters' Laboratories

3    Vessels - Tanks
API          American Petroleum Institute
ASME      American Society of Mechanical Engineers
AWWA   American Water Works Association
NBBI       National Bureau of Boiler & Pressure Vessel Inspectors
ULC        Underwriters' Laboratories of Canada

4    Heat Transfer Equipment
API    American Petroleum Institute
CTI    Cooling Tower Institute
TEMA    Tubular Exchanger Manufacturers Association

5    Rotating Equipment
ANSI    American National Standard Institute
API    American Petroleum Institute
AWWA    American Water Works Association
DEMA    Diesel Engine Manufacturers Association
    Hydraulics Institute
MPTA    Mechanical Power Transmission Association

6    Process EquipmentAWWA    American Water Works Association
GPSA    Gas Processor Suppliers Association
API    American Petroleum Institute
ASME    American Society of Mechanical Engineers
ASTM    American Society for Testing and Materials
ANSI    American National Standards Institute
NBBI    National Bureau of Boiler and Pressure Vessel Inspectors
CMAA    Crane Equipment Manufacturers Association of America

7    Material Handling
CEMA    Conveyor Equipment Manufacturers Association
CMAA    Crane Equipment Manufacturers Association of America
CSA    Canadian Standards Association
FEM    Fédération Européenne de la Manutention (Rules for the Design of Hoisting Appliances)
MHI    Material Handling Institute
RMA    Rubber Manufacturers Association

8    General Services
SAMA    Scientific Apparatus Makers Association


9    Plant Services
ACGIH    American Conference of Governmental Industrial Hygienists
AGA    American Gas Association
AWWA    American Water Works Association
CAGI    Compressed Air and Gas Institute
CGA    Canadian Gas Association
CGA INC.    Compressed Gas Association

10        Building Services
AMCA    Air Moving and Conditioning Association
ARI    Air-Conditioning and Refrigeration Institute
ASHRAE    American Society of Heating, Refrigerating and Air-Conditioning Engineers

11    Plumbing
ASPE    American Society of Plumbing Engineers
ASSE    American Society of Sanitary Engineers

Canadian Plumbing Code
PDI    Plumbing and Drainage Institute
Provincial Plumbing Code

12    Piping
API    American Petroleum Institute
ASME    American Society of Mechanical Engineers
MSS    Manufacturers Standardization Society of the Valve and Fittings Industry
PFI    Pipe Fabricators Institute
PPI    Plastic Pipe Institute

13    Miscellaneous Material, Welding, etc.
ASME    American Society of Mechanical Engineers
ASTM    American Society for Testing and Materials
TIMA    Thermal Insulation Manufacturers Association