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RE: Steel - Acme thread

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Does the Dywidag bar come in an Acme thread?  I am building a ramp that is going to use a rotating rod to adjust the elevation.

Harold Sprague, PE
Krawinkler, Luth & Assoc.


-----Original Message-----
From:	Horning, Dick/CVO [SMTP:dhorning(--nospam--at)CH2M.com]
Sent:	Thursday, June 25, 1998 9:55 AM
To:	'seaoc(--nospam--at)seaoc.org'
Subject:	RE: Steel - Acme thread

What about Dywidag bars in ASTM A722 grade?

> ----------
> From:
> hsprague(--nospam--at)aspen.klaalov.com[SMTP:hsprague(--nospam--at)aspen.klaalov.com]
> Sent: 	Thursday, June 25, 1998 8:40 AM
> To: 	SEAOC (E-mail)
> Subject: 	Steel - Acme thread
> 
> Is anyone aware of a manufacturer for Acme threaded rod that is ASTM
> 193-B7 material or better?
> 
> I have found AISI 4140 steel, but I prefer using ASTM specifications.
> AISI specifications do not list mechanical properties, they only have
> the chemistry.  ASTM steels simplify the specification process.
> 
> Regards,
> Harold Sprague, PE
> Krawinkler, Luth & Assoc.
> 4412 W. Eisenhower
> Loveland, CO 80537
> 970-667-2426 voice
> 970-667-2493 fax
> hsprague(--nospam--at)klaalov.com
> 
> 
> 
> 

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