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  #1  
Old 06-01-12, 01:40
Lynn Eades Lynn Eades is offline
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Join Date: May 2003
Location: Tauranga, New Zealand
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Default Richard / Ben

I have used 4140. It work hardens. I used steel from broken shafts that were so hard, at the break, that a ceramic tip wouldnt put a mark on them.
I made mine on the lathe and finished them off with a die grinder. (my formal lathe training was mostly while the metalwork teacher wasn't looking at school)
The small one, with the handle was rolled into place behind the rivet head to do the ones going through the engine bed rails into the floor. (we are yet to do the second one) We have done them with the carrier on its side, introducing a dolly behind the handled thing.(on the outside of the bed rail)
If you are planning this operation, look for a friend who is an insect, or even better a spider. If you ask your wife, she might point you in the direction of one of her ex boyfriends.
Anyhow the point is, they need extra arms/hands etc.
We have cut the rivets to length for each set of rivets. I heat a rivet, pick it up with pliers, and poke it into the hole. My friend with the gun pulls it in while I position the dolly. I yell "ready" or "go" (this is optional. I'm sure Richard, that you will have some weird local alternative)
With that heavy dolly arrangement in the photo, I get it behind the rivet,get my knee behind my elbow, and my foot against the inside of the hull on the opposite side. It works good that way.
Try not to put rivets in the bolt holes for the bogie adjusting studs. They look good, but slows your progress down.
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Carrier Armoured O.P. No1 Mk3 W. T84991
Carrier Bren No2.Mk.I. NewZealand Railways. NZR.6.
Dodge WC55. 37mm Gun Motor Carriage M6
Jeep Mb #135668
So many questions....
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  #2  
Old 06-01-12, 15:04
Stew Robertson Stew Robertson is offline
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Join Date: Feb 2010
Location: Rockwood, ON, Canada
Posts: 268
Thumbs up Rivets

Hey guts you don't have to heat the rivets they will peen in cold
Just a little experience talkin :
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  #3  
Old 06-01-12, 20:09
Lynn Eades Lynn Eades is offline
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Join Date: May 2003
Location: Tauranga, New Zealand
Posts: 5,541
Default Stew- on hot rivets

The hot rivet is firstly spread laterally in the hole to take up any discrepancies, the head and tail are then formed, and then as the rivet cools it shrinks tightening the whole deal up. If your going to put them in cold, you may as well use a bolt. According to one web site, "A bolt is just a low grade rivet"
And no! my gun (as big as it is) wouldn't form them cold.
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Carrier Armoured O.P. No1 Mk3 W. T84991
Carrier Bren No2.Mk.I. NewZealand Railways. NZR.6.
Dodge WC55. 37mm Gun Motor Carriage M6
Jeep Mb #135668
So many questions....
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  #4  
Old 06-01-12, 23:43
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RichardT10829 RichardT10829 is offline
Richard Harrison
 
Join Date: Nov 2008
Location: Cullercoats Newcastle Upon Tyne United Kingdom
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Lynn they will be put in hot, i was just interested to see what it would do to a cold rivet
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__5th Div___46th Div__
1942 Ford Universal Carrier No.3 MkI*
Lower Hull No. 10131
War Department CT54508 (SOLD)
1944 Ford Universal Carrier MkII* (under restoration).
1944 Morris C8 radio body (under restoration).
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  #5  
Old 08-01-12, 18:50
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RichardT10829 RichardT10829 is offline
Richard Harrison
 
Join Date: Nov 2008
Location: Cullercoats Newcastle Upon Tyne United Kingdom
Posts: 3,068
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Well another few hours in the garage tonight with Jnr. managed to pull the glacis plate and offer up one repro fender.... i have used the original sand guards to form a datum when offering up the new fenders to drill them.. the original sand guards and the original fenders are in a bad way, bud salvageable so will get restored when the carrier is done and kept as spares.






Now to the glacis plate you will notice that the missing top section is being "Pieced" back in.. the question on most minds would be "why not make this from one new bit and weld it in ?" well i have off-cuts of original 5mm steel from the division plate, which i kept back to re introduce back onto the carrier all be it in a different place... i suppose a romantic notion that i want to retain as much original fabric that i can. when its done it will look like it never left the carrier. I suppose it could be argued that i should not have removed it from the remains of the division plate in the first place, hind sight is...yes your right but at the time i did the division plate i was less confident of offering the new steel up to the original stuff, it was easier for me to use the track guards as a datum and run fresh steel above that line.....



i still have some countersinking to do on the front but the bit snapped tonight so will need to get another this week.
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is mos redintegro

__5th Div___46th Div__
1942 Ford Universal Carrier No.3 MkI*
Lower Hull No. 10131
War Department CT54508 (SOLD)
1944 Ford Universal Carrier MkII* (under restoration).
1944 Morris C8 radio body (under restoration).
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  #6  
Old 08-01-12, 23:22
eddy8men eddy8men is offline
AKA Rick Wedlock
 
Join Date: Dec 2009
Location: manchester
Posts: 715
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keep it as original as you can

rick
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  #7  
Old 09-01-12, 15:09
Stew Robertson Stew Robertson is offline
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When a rivet is put in hot it will shrink when it cools, but a rivet is a rivet
Just figure out the torque presure on a nut and bolt then figure out the torque pressure on a hammered rivet no comparrison. The bolt wins
there is a good chance when Ford manufactured the carrier the rivets where not put in one at a time there for eliminating time and man power

Now I am just stirring the pot
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