[TheForge] Sucker rod

[Woolley]

I have never heard the term "sucker rod " before.  Where does it come from?




David E. Smucker wrote:
> Bob, It been more than 40 years since I was a young engineer working 
> in the oil patch but back then we had a series of different alloys to 
> use in different wells depending on the type of corrosion problem we 
> might have in a given well producing from a given formation.  In fact 
> we had a series of very short sucker rods -- we call them pony rods -- 
> about 2 foot in length that we could put down a well to test which 
> type of rod gave the best life under real world conditions.
>
> All of that said, our most common rod material was 4140 or 4340 or 
> some similar alloy.  My starting point in making tooling from sucker 
> rod would be to assume that it is 4140 and make a test piece.  Both 
> 4140 and 4340 are oil quenching.  I happen to have some 7/8 dia 4340 
> that I obtained through a local scrap dealer and it makes great 
> tooling, tongs etc.  You should have good luck with your sucker rod.  
> Oil companies pay good money to have high performance out of sucker 
> rods.  It gets expensive to have to do down hole repair work because 
> you have failed sucker rods.
>
> Dave Smucker
> ----- Original Message ----- From: "Bob Ehrenberger" 
> <eforge at centurytel.net>
> To: "theforge" <theforge at mailman.qth.net>
> Sent: Friday, January 18, 2008 9:48 AM
> Subject: [TheForge] Sucker rod
>
>
>> I picked up some sucker rod last week and was told that it was good for
>> making hand tools. Do any of you know what steel it is? or the 
>> composition
>> of alloys in it?
>>
>> Robert Ehrenberger
>> Shelbyville, Mo.
>> eforge at centurytel.net
>>
>>
>>
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