The M-coat is not a corrosion resistance coating.  Read the info on the Allied 
website.

Craig L. Prahl, CET   
Fire Protection 
CH2MHILL
Lockwood Greene
1500 International Drive
Spartanburg, SCĀ  29304-0491
Direct - 864.599.4102
Fax - 864.599.8439
CH2MHILL Extension  74102
[email protected]



-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of Ron Greenman
Sent: Thursday, January 17, 2013 11:27 AM
To: [email protected]
Subject: Re: Black Steel Pipe Outside

I don't know for sure but the coatings on black steel seem to be there more for 
protecting it for the short time involved post manufacture to sale, shipping, a 
short time time storage. They don't make pipe today that they expect to be 
storing for five years, The game is to make it and sell it as fast as possible. 
I think these coatings are not designed to protect the pipe for any extended 
length of time. If they were we'd never use galvanized.

On Thu, Jan 17, 2013 at 6:35 AM, Brian Harris <[email protected]>wrote:

> I did see that but Allied makes a coating called M-Coat that this guy 
> seems to think means it meets the requirement of 8.16.4.2.3, I thinks 
> that's a huge stretch since the data sheets don't mention anything 
> about being suitable for outside conditions. I suppose I'll give 
> Allied a call and pick their brains as well.
>
> Brian Harris, CET
> BVS Systems Inc.
> bvssytemsinc.com
>
> -----Original Message-----
> From: [email protected] [mailto:
> [email protected]] On Behalf Of 
> [email protected]
> Sent: Thursday, January 17, 2013 9:25 AM
> To: [email protected]
> Subject: RE: Black Steel Pipe Outside
>
> NFPA 13, 2007-7.8.5 Pipe and Fittings. Pipe and fittings installed on 
> the exterior of the building or structure shall be corrosion resistant.
>
> 8.16.4.2.3 Where corrosive conditions exist or piping is exposed to 
> the weather, corrosion-resistant types of pipe, fittings, and hangers 
> or protective corrosion-resistant coatings shall be used.
>
> Craig L. Prahl, CET
> Fire Protection
> CH2MHILL
> Lockwood Greene
> 1500 International Drive
> Spartanburg, SC  29304-0491
> Direct - 864.599.4102
> Fax - 864.599.8439
> CH2MHILL Extension  74102
> [email protected]
>
>
> -----Original Message-----
> From: [email protected] [mailto:
> [email protected]] On Behalf Of Brian Harris
> Sent: Thursday, January 17, 2013 9:08 AM
> To: [email protected]
> Subject: Black Steel Pipe Outside
>
> We've been asked to price up a manual dry standpipe for a fresh water 
> marina, all pipe will exposed outdoors. Our thought is to used 
> galvanized but the GC is trying to get us to provide raw black steel 
> instead because he says the cut sheet doesn't say it can't be used 
> outside. Common sense alone says this will rust in no time, does 
> anyone know of anywhere in code or otherwise that (I've looked) that I 
> can show this guy it's not a good idea?
>
> Brian Harris, CET
> BVS Systems Inc.
> Sprinkler Division
> bvssystemsinc.com<http://bvssystemsinc.com/>
> Phone: 704.896.9989
> Fax: 704.896.1935
>
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--
Ron Greenman
Instructor
Fire Protection Engineering Technology
Bates Technical College
1101 So. Yakima Ave.
Tacoma, WA 98405

[email protected]

http://www.bates.ctc.edu/fireprotection/

253.680.7346
253.576.9700 (cell)

Member:
ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC

They are happy men whose natures sort with their vocations. -Francis Bacon, 
essayist, philosopher, and statesman (1561-1626)
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