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ANSI C80.6 : 2005

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ELECTRICAL INTERMEDIATE METAL CONDUIT (EIMC)
Superseded date

11-09-2018

Published date

06-12-2012

Foreword
1 Scope
2 Normative References
3 Definitions
4 Units of Measurements
5 General Requirements
  5.1 Circular cross section
  5.2 Wall thickness
  5.3 Interior surface
  5.4 Welding
  5.5 Cleaning
  5.6 Protective coating for corrosion resistance
  5.7 Surface treatment
6 Detailed Requirements
  6.1 Exterior coating
      6.1.1 Zinc coating
      6.1.2 Alternative corrosion resistant coating
            (ACRC)
  6.2 Interior coating
  6.3 Threading and chamfering
  6.4 Identification
  6.5 Dimensions
  6.6 Threads
  6.7 Couplings
  6.8 Elbows
7 Test Procedures
  7.1 Bending properties
      7.1.1 Ductility of steel
      7.1.2 Ductility of coatings
  7.2 Thickness of zinc coating
  7.3 Alternate corrosion resistant coatings (ACRC)
  7.4 Quality of organic coating for use on interior
      surface
8 Examination of Product
  8.1 Place of inspection
  8.2 Visual inspection of conduit
  8.3 Retests
9 Markings
  9.1 General
  9.2 Alternate corrosion resistant coating marking
  9.3 Supplementary coating marking
Tables
Figures

Describes the requirements for steel electrical intermediate metal conduit for use as a raceway for wires or cables of an electrical system.

DocumentType
Standard
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

NEMA FB 2.40 : 2016 INSTALLATION GUIDELINES FOR EXPANSION AND EXPANSION/DEFLECTION FITTINGS
NEMA RN 3-1991 (R2002) PRODUCT IDENTIFICATION NUMBERS FOR METALLIC TUBULAR CONDUIT PRODUCTS FOR USE WITH BAR CODING AND ELECTRIC DATA INTERCHANGE APPLICATIONS
IEEE 628-2011 IEEE Standard Criteria for the Design, Installation, and Qualification of Raceway Systems for Class 1E Circuits for Nuclear Power Generating Stations
NEMA RN 1 : 2005(R2013) POLYVINYL-CHLORIDE (PVC) EXTERNALLY COATED GALVANIZED RIGID STEEL CONDUIT AND INTERMEDIATE METAL CONDUIT

ASTM A 239 : 2014 : REDLINE Standard Practice for Locating the Thinnest Spot in a Zinc (Galvanized) Coating on Iron or Steel Articles<sup>, </sup>
ASME B1.20.1 : 2013(R2018) PIPE THREADS, GENERAL PURPOSE (INCH)

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