[TheForge] Re: piping question

Wed Dec 3 09:50:01 2003

In a message dated 12/3/03 2:58:42 AM Central Standard Time, 
[email protected] writes:

> Date: Tue, 2 Dec 2003 23:39:40 -0600 (CST)
> From: "terry l. ridder" <[email protected]>
> To: [email protected]
> Subject: Re: [TheForge] piping question
> Reply-To: [email protected]
> 
> hello;
> 
> what i did when put in my high pressure propane piping was to use
> black pipe and threaded fittings. no teflon tape or pipe joint sealer of
> any type was used on the threads. tighten with pipe wrenches then when
> a section was properly aligned every joint was back welded. the first
> few were oxy-fuel welded the later were mig welded. as each section was
> completed each was pressurised with compressed air and 'locked' off
> for a 24 hour pressure drop test. any drop in pressure a soapy water
> mixture was sprayed on each joint were there were bubbles the weld was
> ground out and rewelded. repeat, lather, rinse.
> 
> 
Terry did you have any problem welding steel pipe to cast iron fittings?  

Thanks Ben

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