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subaru rear sub frame

Posted by SteelSolutions 
SteelSolutions
William Timmins
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Re: subaru rear sub frame
October 21, 2009 09:36AM
Drag links they should work great kind of a pain to make but o well. They are 4130 tip to tip







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SteelSolutions
William Timmins
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Location: Redmond WA
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3 xr4ti/74 capri/02 bug eye



Re: subaru rear sub frame
October 21, 2009 10:24AM
They are awesome because they have sti pink zip ties for the fan boy impulse buyer!!!



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Tim Taylor
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Re: subaru rear sub frame
October 21, 2009 10:26AM
Please hold down the trigger and stop pulsing the MIG gun. You are just making the fact that you are preforming an improper weld on 4130 even worse by using the welder wrong. At the very least you need to torch normalize those welds.
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SteelSolutions
William Timmins
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Re: subaru rear sub frame
October 21, 2009 11:15AM
I did on the inside and around the butt to the tube i know what your talking about
my ark is not good with the gun its inconsistent I think a resister is bad.
its .90 wall so the open joints burn out on a good wire speed and heat but when my
welder is turned down to do small welds it deposits poorly no matter the wire. I
do have the hand for it and understand metallurgy to an ok existent

So Tim ill make you one today no pulsing smiling smiley because I seem to have struck a cord.

Truthfully in a part with only one load direction of pulling how much would
annealing this part really help. Most of the toes of the welds are pulling
perpendicular to the intended load. Also I feel its safe to say it would pull the bolt
out before of the ears before total weld failure.

PS the links are beveled and blasted on nice and hot. hot enough to start scaling threw 120 wall.



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Edited 1 time(s). Last edit at 10/21/2009 11:16AM by SteelSolutions.
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Tim Taylor
Tim Taylor
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Re: subaru rear sub frame
October 21, 2009 11:44AM
I'm not trying to be a ass about it but you really don't have a handle on the metallurgy of what you are doing. There is a brittle HAZ right at the edge of all those welds. Just blasting it on hotter makes no difference...in fact it could actually make it worse depending on the joint geometry and cooling. You need to go buy a 1050deg F Tempilstik from the welding supply. Heat the whole joint evenly with a torch and let it slowly cool in still air.

Compensating for poor tube fit up by pulsing the gun is just making a bad situation worse. If you're sure that it's going to rip the bolt out anyway just make it out of mild steel.
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Jon Burke
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Re: subaru rear sub frame
October 21, 2009 01:11PM
Tim Taylor Wrote:
-------------------------------------------------------
> I'm not trying to be a ass about it but you really
> don't have a handle on the metallurgy of what you
> are doing. There is a brittle HAZ right at the
> edge of all those welds. Just blasting it on
> hotter makes no difference...in fact it could
> actually make it worse depending on the joint
> geometry and cooling. You need to go buy a
> 1050deg F Tempilstik from the welding supply.
> Heat the whole joint evenly with a torch and let
> it slowly cool in still air.
>
> Compensating for poor tube fit up by pulsing the
> gun is just making a bad situation worse. If
> you're sure that it's going to rip the bolt out
> anyway just make it out of mild steel.

Tim, everytime you post something about welding/metal work, I learn a ton, but then have 5 more questions.

searched for templestick....got it. so AFTER welding, heat to 1050 degrees and let air cool to strengthen the welded area?

I guess I don't know what I'm looking for when you say there's a 'HAZ' at the edge? what's that?






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Tim Taylor
Tim Taylor
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Re: subaru rear sub frame
October 21, 2009 01:28PM
Jon Burke Wrote:
-------------------------------------------------------

> searched for templestick....got it. so AFTER
> welding, heat to 1050 degrees and let air cool to
> strengthen the welded area?

The process is for normalizing the weld to remove the brittle micro-structure at the weld border. There is no strengthening without a solution heat treatment.

>
> I guess I don't know what I'm looking for when you
> say there's a 'HAZ' at the edge? what's that?

HAZ is the acronym for Heat Affected Zone. That's the brittle martinsitic micro-structure next to the weld which will snap like glass if you don't torch normalize it or get the part properly heat treated.




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SteelSolutions
William Timmins
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Location: Redmond WA
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Re: subaru rear sub frame
October 21, 2009 01:30PM
The tube is 4130 and the threaded in cert is 4130 already. The 4130 is just a ring
to people. they some how assume if its mild its like your building it with a coat
hangers or something. I know what you are saying before I did it and the weld was
not for poor fitments

I am not saying your wrong at all I know what your saying and I understand. I may
come across as confusing and not with full comprehension. But I think you would be
surprised if you where hear and sat down with me and shoot the shit.

I feel discounted for one thing and I understand why its not the greatest. I have
been around and done quite a bit of studding and work with destruction testing of
joints and weld prep. I am by no means expert at really anything but I did build
and set up my own cnc table and a hand full of jobs and projects that show I'm not
totally inept and have something going on upstairs.

sorry just don't like being misunderstood I believe we could talk about tolerances
and I could be somewhat on the same plane, not with the numbers but how parts work and stresses.



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john vanlandingham
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Re: subaru rear sub frame
October 21, 2009 01:35PM
Jon Burke Wrote:
--
> searched for templestick....got it. so AFTER
> welding, heat to 1050 degrees and let air cool to
> strengthen the welded area?
>
> I guess I don't know what I'm looking for when you
> say there's a 'HAZ' at the edge? what's that?

OH GAWDS!!! Do we have to teach you EVERYTHING!!!!!!!!! (wish we could make the fonts ginormouser for real added mphasis like as if I wuz majorly PISSED OFF and RAGING!!!! In fact raging so much the voice goes all squeaky in a mixture of anger and utter disbelief)
[English Drill corporal voice on]
HAZ?
HAZ? You don't know what HAZ is?

Are you ready to learn something about HAZ?
EH?!!
Is there something you'd rather be doing than learn about Haitch Aye Zed?
EH??!!!

(quiet voice murmums something)
'ho wuzzit? 'ho answered? 'ho is it that has something better to do than learn about HAZ?


You Burke! what would you like to be doing rather than learning about

Heat Affected Zone? EH?!!!!!!


Fuck me ain't I just an online asshole?
>
>
>
>
> Jon Burke - KI6LSW
> Blog:
> 'Holy Shit!' @ 4:10






John Vanlandingham
Sleezattle, WA, USA

Vive le Prole-le-ralliat

www.rallyrace.net/jvab
CALL +1 206 431-9696
Remember! Pacific Standard Time
is 3 hours behind Eastern Standard Time.
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john vanlandingham
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Re: subaru rear sub frame
October 21, 2009 01:41PM
Tim Taylor Wrote:
-------------------------------------------------------
> Jon Burke Wrote:
> --------------------------------------------------
> -----
>
> > searched for templestick....got it. so
> AFTER
> > welding, heat to 1050 degrees and let air
> cool to
> > strengthen the welded area?
>
> The process is for normalizing the weld to remove
> the brittle micro-structure at the weld border.
> There is no strengthening without a solution heat
> treatment.
>
> >
> > I guess I don't know what I'm looking for
> when you
> > say there's a 'HAZ' at the edge? what's
> that?
>
> HAZ is the acronym for Heat Affected Zone. That's
> the brittle martinsitic micro-structure next to
> the weld which will snap like glass if you don't
> torch normalize it or get the part properly heat
> treated.
>

Tim, just one word:
My ass.
The scarily thin wall , higher stressed by a big factor lightweight CrMo Husqvarna, Maico, and KTM frames were built and repaired migging without torch normalisation or baking.
I've asked the actual injur-nears from each of those factories and they said: For this, not needed.
Worked and lasted fine.
You are exaggerating a weeeeeeeeeeee bit to make a point, but shatter like glass, come on.


>
>
>
>






John Vanlandingham
Sleezattle, WA, USA

Vive le Prole-le-ralliat

www.rallyrace.net/jvab
CALL +1 206 431-9696
Remember! Pacific Standard Time
is 3 hours behind Eastern Standard Time.
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Tim Taylor
Tim Taylor
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Location: Oakland, CA
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Mazda 323 GTX



Re: subaru rear sub frame
October 21, 2009 02:15PM
john vanlandingham Wrote:
-------------------------------------------------------
> Tim, just one word:
> My ass.
> The scarily thin wall , higher stressed by a big
> factor lightweight CrMo Husqvarna, Maico, and KTM
> frames were built and repaired migging without
> torch normalisation or baking.
> I've asked the actual injur-nears from each of
> those factories and they said: For this, not
> needed.
> Worked and lasted fine.
> You are exaggerating a weeeeeeeeeeee bit to make a
> point, but shatter like glass, come on.

Much like you John everything I write is composed of pure hyperbole...

You can do whatever you want. If you look back I'm one of at least the three people to comment on the bad weld process and technique.
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Jon Burke
Jon Burke
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Re: subaru rear sub frame
October 21, 2009 03:05PM
john vanlandingham Wrote:
-------------------------------------------------------
> Jon Burke Wrote:
> --
> > searched for templestick....got it. so
> AFTER
> > welding, heat to 1050 degrees and let air
> cool to
> > strengthen the welded area?
> >
> > I guess I don't know what I'm looking for
> when you
> > say there's a 'HAZ' at the edge? what's
> that?
>
> OH GAWDS!!! Do we have to teach you
> EVERYTHING!!!!!!!!! (wish we could make the fonts
> ginormouser for real added mphasis like as if I
> wuz majorly PISSED OFF and RAGING!!!! In fact
> raging so much the voice goes all squeaky in a
> mixture of anger and utter disbelief)
>
> HAZ?
> HAZ? You don't know what HAZ is?
>
> Are you ready to learn something about HAZ?
> EH?!!
> Is there something you'd rather be doing than
> learn about Haitch Aye Zed?
> EH??!!!
>
> (quiet voice murmums something)
> 'ho wuzzit? 'ho answered? 'ho is it that has
> something better to do than learn about HAZ?
>
>
> You Burke! what would you like to be doing rather
> than learning about
>
> Heat Affected Zone? EH?!!!!!!
>
>
> Fuck me ain't I just an online asshole?
> >
> >
> >
> >
> > Jon Burke - KI6LSW
> > Blog:
> > 'Holy Shit!' @ 4:10
>
>
>
>
> John Vanlandingham
> Sleezattle, WA, USA
>
> Vive le Prole-le-ralliat
>
> www.jvab.f4.ca


JOhn....don't make me flex my interweb muscles and pull a timmay on you.


I'd MUCH rather hang out with you or mr. taylor and learn about welding and HAZ than actually DO my normal job, which of course would require some effort and concentration not relevant to learning about cool rally shit.


rally is going to put me in the poor house not because of how expensive it is, but cuz its gonna get me fired. lol



Jon Burke - KI6LSW
Blog: http://psgrallywrx.blogspot.com/
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john vanlandingham
John Vanlandingham
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Location: Ford Asylum, Sleezattle, WA
Join Date: 12/20/2005
Age: Fossilized
Posts: 14,152

Rally Car:
Saab 96 V4



Re: subaru rear sub frame
October 21, 2009 03:54PM
Jon Burke Wrote:
-------------------------------------------------------
>
> rally is going to put me in the poor house not
> because of how expensive it is, but cuz its gonna
> get me fired. lol
>
> Jon Burke - KI6LSW
> Blog:
> 'Holy Shit!' @ 4:10

Time problem solved.







John Vanlandingham
Sleezattle, WA, USA

Vive le Prole-le-ralliat

www.rallyrace.net/jvab
CALL +1 206 431-9696
Remember! Pacific Standard Time
is 3 hours behind Eastern Standard Time.
Please Login or Register to post a reply
Dazed_Driver
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Location: John and Skyes Magic Love liar
Join Date: 08/24/2007
Posts: 2,154



Re: subaru rear sub frame
October 21, 2009 06:42PM
Jon Burke Wrote:
-------------------------------------------------------
> john vanlandingham Wrote:
> --------------------------------------------------
> -----
> > Jon Burke Wrote:
> > --
> > > searched for templestick....got it. so
> > AFTER
> > > welding, heat to 1050 degrees and let
> air
> > cool to
> > > strengthen the welded area?
> > >
> > > I guess I don't know what I'm looking
> for
> > when you
> > > say there's a 'HAZ' at the edge?
> what's
> > that?
> >
> > OH GAWDS!!! Do we have to teach you
> > EVERYTHING!!!!!!!!! (wish we could make the
> fonts
> > ginormouser for real added mphasis like as if
> I
> > wuz majorly PISSED OFF and RAGING!!!! In
> fact
> > raging so much the voice goes all squeaky in
> a
> > mixture of anger and utter disbelief)
> >
> > HAZ?
> > HAZ? You don't know what HAZ is?
> >
> > Are you ready to learn something about HAZ?
> > EH?!!
> > Is there something you'd rather be doing
> than
> > learn about Haitch Aye Zed?
> > EH??!!!
> >
> > (quiet voice murmums something)
> > 'ho wuzzit? 'ho answered? 'ho is it that has
> > something better to do than learn about HAZ?
> >
> >
> > You Burke! what would you like to be doing
> rather
> > than learning about
> >
> > Heat Affected Zone? EH?!!!!!!
> >
> >
> > Fuck me ain't I just an online asshole?
> > >
> > >
> > >
> > >
> > > Jon Burke - KI6LSW
> > > Blog:
> > > 'Holy Shit!' @ 4:10
> >
> >
> >
> >
> > John Vanlandingham
> > Sleezattle, WA, USA
> >
> > Vive le Prole-le-ralliat
> >
> > www.jvab.f4.ca
>
>
> JOhn....don't make me flex my interweb muscles and
> pull a timmay on you.
>
>
> I'd MUCH rather hang out with you or mr. taylor
> and learn about welding and HAZ than actually DO
> my normal job, which of course would require some
> effort and concentration not relevant to learning
> about cool rally shit.
>
>
> rally is going to put me in the poor house not
> because of how expensive it is, but cuz its gonna
> get me fired. lol
>
> Jon Burke - KI6LSW
> Blog:
> 'Holy Shit!' @ 4:10

Timmah

You gotta spell it right winking smiley




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SteelSolutions
William Timmins
Infallible Moderator
Location: Redmond WA
Join Date: 02/26/2008
Age: Midlife Crisis
Posts: 648

Rally Car:
3 xr4ti/74 capri/02 bug eye



Re: subaru rear sub frame
January 04, 2010 01:05AM




there better sent a whole set out hope Dave get it all alright!



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