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Standards Development Organizations

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SDO

Acronym

Acoustical Society of America

ASA*

American Chemical Society

ACS

American Concrete Institute

ACI*

American Institute of Chemical Engineers

AICHe*

American Institute of Steel Construction

AISC*

American National Standards Institute

ANSI

American Nuclear Society

ANS*

American Public Health Association

APHA

American Petroleum Institute

API*

American Society of Civil Engineers

ASCE*

American Society of Mechanical Engineers

ASME*

American Society of Non-Destructive Testing

ASNDT*

American Society for Quality

ASQ*

ASTM International (formerly, American Society for Testing and Materials)

ASTM*

American Water Works Association

AWWA*

American Welding Society

AWS*

Crane Manufacturers Association of America

CMAA

Engine Manufacturers Association

EMA

Health Physics Society

HPS*

Heat Exchanger Institute, Inc.

HEI

IEEE (formerly, Institute of Electrical and Electronic Engineers)

IEEE*

Insulated Cable Engineers Association

ICEA

International Commission on Radiological Units and Measurements

ICRU

InterNational Electrical Testing Association

NETA*

International Electrotechnical Commission

IEC

International Organizations for Standardization

ISO

Institute of Nuclear Materials Management

INMM*

International Society of Automation (formerly, Instrument Society for Measurement and Control, Instrument Society of America)

ISA*

Manufacturers Standardization Society of the Valve and Fittings Industry

MSS

National Association of Corrosion Engineers

NACE*

National Concrete Masonry Association

NCMA

National Council on Radiation Protection and Measurements

NCRP

National Electrical Manufacturers Association

NEMA*

National Fire Protection Association

NFPA*

Underwriters Laboratories

UL*

*ANSI Accredited

Page Last Reviewed/Updated Tuesday, February 03, 2026

Page Last Reviewed/Updated Tuesday, February 03, 2026