ECN Electrical Forum - Discussion Forums for Electricians, Inspectors and Related Professionals
ECN Shout Chat
Shout Box
Recent Posts
Tray cable?
by davistrembley. 02/22/19 07:53 AM
Light activation in closet by a broken connection?
by geoff in UK. 02/19/19 01:35 PM
AFDD's coming to the UK
by Texas_Ranger. 02/18/19 02:04 PM
Israel
by Texas_Ranger. 02/18/19 02:01 PM
New in the Gallery:
What is this for?
Plug terminals
Who's Online Now
0 registered members (), 5 guests, and 18 spiders.
Key: Admin, Global Mod, Mod
Previous Thread
Next Thread
Print Thread
Rate Thread
IMC ? #55515
08/31/05 09:20 PM
08/31/05 09:20 PM
B
bot540  Offline OP
Member
Joined: Sep 2004
Posts: 174
Vernon Hills, IL
Is IMC made of steel only, or is aluminum, or both? Me and another journeyman had this argument today.


Jesus may have been a capenter,but God was an electrician.Genesis1:3
Work Gear for Electricians and the Trades
Re: IMC ? #55516
08/31/05 09:52 PM
08/31/05 09:52 PM
T
Tiger  Offline
Member
Joined: May 2005
Posts: 706
Crystal Lake, IL USA
Steel with a coating of zinc.

Dave

Re: IMC ? #55517
09/03/05 03:51 AM
09/03/05 03:51 AM
I
iwire  Offline
Moderator
Joined: Jan 2003
Posts: 4,391
North Attleboro, MA USA
You know the code book can solve many disagreements. [Linked Image]

RMC can be, steel, stainless steel, aluminum, silicon bronze.

Quote
344.2 Definition.
Rigid Metal Conduit (RMC). A threadable raceway of circular cross section designed for the physical protection and routing of conductors and cables and for use as an equipment grounding conductor when installed with its integral or associated coupling and appropriate fittings. RMC is generally made of steel (ferrous) with protective coatings or aluminum (nonferrous). Special use types are silicon bronze and stainless steel.


On the other hand IMC is steel.

Quote
342.2 Definition.
Intermediate Metal Conduit (IMC). A steel threadable raceway of circular cross section designed for the physical protection and routing of conductors and cables and for use as an equipment grounding conductor when installed with its integral or associated coupling and appropriate fittings.


[This message has been edited by iwire (edited 09-03-2005).]


Bob Badger
Construction & Maintenance Electrician
Massachusetts

Featured:

2017 Master Electrician Exam Preparation Combos
2017 NEC Electrician
Exam Prep Combos:
Master / Journeyman

 

Member Spotlight
CDS
CDS
Nicholson Ga
Posts: 34
Joined: June 2006
Show All Member Profiles 
Top Posters(30 Days)
Admin 9
BigB 3
Popular Topics(Views)
253,319 Are you busy
189,925 Re: Forum
179,648 Need opinion
Powered by UBB.threads™ PHP Forum Software 7.6.1
(Release build 20180101)
Page Time: 0.019s Queries: 14 (0.004s) Memory: 0.9509 MB (Peak: 1.0764 MB) Zlib enabled. Server Time: 2019-02-24 03:16:22 UTC