Chrome-moly is alloy steel SAE4130.
Mike
-----Original Message-----
From: MARK J WEATHERS <markjwea@email.msn.com>
Sent: May 14, 2004 11:03 PM
To: Rocky Entriken <rocky@tri.net>, Chuck Arnold <chuck.arnold@oracle.com>,
6pack@autox.team.net, Fot@autox.team.net
Subject: Re: Roll bar material
low carbon steel and mild steel and 1020 etc are the same basic thing. I
have no idea what chrome-moly steel is either but it sounds cool when you
say it.
----- Original Message -----
From: "Rocky Entriken" <rocky@tri.net>
To: "MARK J WEATHERS" <markjwea@email.msn.com>; "Chuck Arnold"
<chuck.arnold@oracle.com>; <6pack@autox.team.net>; <Fot@autox.team.net>
Sent: Friday, May 14, 2004 2:39 PM
Subject: Re: Roll bar material
> I'm no engineer and have no idea what "low carbon steel" or even
> "high-strength chrome-moly" is from a technical standpoint -- but I know
> neither term appears in SCCA's rulebooks.
>
> Both require "seamless or DOM (drawn over mandrel) mild steel tubing (SAE
> 1010, 1020 or 1025) or equivalent or alloy steel tubing (SAE 4130)." Quote
> is from the GCR. Solo also allows ERW, whatever that is, but in the same
> paragraph and in italics "strongly" recommends against it.
>
> --Rocky Entriken
>
>
> ----- Original Message -----
> From: "MARK J WEATHERS" <markjwea@email.msn.com>
> To: "Chuck Arnold" <chuck.arnold@oracle.com>; <6pack@autox.team.net>;
> <Fot@autox.team.net>
> Sent: Friday, May 14, 2004 6:30 AM
> Subject: Re: Roll bar material
>
>
> > Chuck, Tube Specialties is a national supplier, try googling them if you
> > can't find it through a shop. I remember recently reading that regular
low
> > carbon steel is better than high strength chrome-moly for purposes of
> impact
> > absorbtion.
> >
> > Mark
> > ----- Original Message -----
> > From: "Chuck Arnold" <chuck.arnold@oracle.com>
> > To: <6pack@autox.team.net>; <Fot@autox.team.net>
> > Sent: Thursday, May 13, 2004 3:11 PM
> > Subject: Roll bar material
> >
> >
> > > I am looking to get a cage made here locally. What is appropriate
> > material
> > > and where can one get it?
> > > Thanks
> > >
> > > Chuck Arnold
> > > Technical Manager
> > > Oracle Northwest Fulfillment Practice
> > > 425 241 0457 [cell]
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