Author Topic: Where to get metal stock  (Read 728 times)

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Offline afkrejci90

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Where to get metal stock
« on: November 05, 2015, 11:00:32 AM »
I'm looking to get block of aluminum for a project on my 750, problem is everywhere I look they want about $300 for a piece of aluminum.  Can anybody point me in a direction to find fairly cheap aluminum?
'78 CB750K http://forums.sohc4.net/index.php?topic=105327.0
'80 CB750C - Sold
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Offline calj737

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Re: Where to get metal stock
« Reply #1 on: November 05, 2015, 11:05:32 AM »
Tried McMaster-Carr? I buy raw stock from local steel/alloy supply houses. Choose your grade, dimensions, and done. Locally, I go to the back office, and ask to kick through their "drops". Recently I picked up a 4' length of 6061 1" billet rod for $10. And they cut it down from a 9' piece.
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"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

Offline 754

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Re: Where to get metal stock
« Reply #2 on: November 05, 2015, 11:10:16 AM »
Try to find a place like Metal Supermarket, that sells and ships small quantity.
Also lots for sale on ebay..and sometimes aircraft surplus shops. Boeing used to have huge chunks of aluminum..
And shops that use lots may have crops or drops.. As they are  called.
 If you are looking to make a manifold out of one piece, my guess at a normal price is more like around 100.00.    300 seems out of line ...
Maker of the WELDLESS 750 Frame Kit
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Kelowna B.C.       Canada

My next bike will be a ..ANFOB.....

It's All part of the ADVENTURE...

73 836cc.. Green, had it for 3 decades!!
Lost quite a few CB 750's along the way

Offline 70CB750

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Re: Where to get metal stock
« Reply #3 on: November 05, 2015, 11:17:40 AM »
+1 on ebay.  Many sellers cut to size too.
Prokop
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Offline afkrejci90

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Re: Where to get metal stock
« Reply #4 on: November 05, 2015, 11:19:59 AM »
Try to find a place like Metal Supermarket, that sells and ships small quantity.
Also lots for sale on ebay..and sometimes aircraft surplus shops. Boeing used to have huge chunks of aluminum..
And shops that use lots may have crops or drops.. As they are  called.
 If you are looking to make a manifold out of one piece, my guess at a normal price is more like around 100.00.    300 seems out of line ...

Its a two piece design (well 1 flat stock and 4 cylindrical pieces), but I can get away with billet rods for the spigots.  I guess I'm just looking in the wrong places.
'78 CB750K http://forums.sohc4.net/index.php?topic=105327.0
'80 CB750C - Sold
'06 CBR600RR

Offline calj737

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Re: Where to get metal stock
« Reply #5 on: November 05, 2015, 12:12:59 PM »
Skip the rods and use tubing. Better to thin a wall than bore the entire diameter.
'74 550 Build http://forums.sohc4.net/index.php?topic=126401.0
'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

Offline 754

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Re: Where to get metal stock
« Reply #6 on: November 05, 2015, 12:57:38 PM »
Be careful there, tubing is ok if 6061.... But soft pipe is crap to machine..
 I think he is building an intake, the port will look a bit like the left side of my drawing, except the smaller end will be curved more than shown..
« Last Edit: November 05, 2015, 01:07:03 PM by 754 »
Maker of the WELDLESS 750 Frame Kit
dodogas99@gmail.com
Kelowna B.C.       Canada

My next bike will be a ..ANFOB.....

It's All part of the ADVENTURE...

73 836cc.. Green, had it for 3 decades!!
Lost quite a few CB 750's along the way

Offline 70CB750

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Re: Where to get metal stock
« Reply #7 on: November 06, 2015, 03:37:06 AM »
For my air filter I used aluminum tube from and old sunbrella, it had enough meat on it to turn it to the right dimension.
Prokop
_______________
Pure Gas - find ethanol free gas station near you

I love it when parts come together.

Dorothy - my CB750
CB750K3F - The Red
Sidecar


CB900C

2006 KLR650