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Re: Shear Stud Welding In The Field with Galvanized Steel

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I think you nailed it, Davis. Or rather, stud-welded it.

W. L. Polhemus, Jr. P.E.

4

> On Jan 6, 2014, at 3:51 PM, "Davis Parsons" <davisp2(--nospam--at)att.net> wrote:
> 
> Bill,
> 
> I would agree with the ironworkers on this. Most stud guns will not 
> provide a good weld with any type of coating on the steel; paint or 
> galvanizing and don't even try to stick weld them in the field. Weld one 
> and test it. Most studs will pop off with the first blow. The coating 
> contaminates the weld pool below the stud that is contained by the 
> ferrule. *Davis G. Parsons II PE RA * /Texas Engineer 42397//
> Texas Architect  9462/
> Fort Worth, Texas
> 
>> On 1/6/2014 1:55 PM, Bill Polhemus wrote:
>> We're having a bit of a controversy here. I'm specifying field-installed
>> shear studs for our steel beams, through galvanized form deck (Vulcraft 
>> VLI 1.5") into WF steel beams. I know personally that this is commonly 
>> done but I'm dealing with an industrial contractor for whom this is 
>> unusual. They claim they will have to grind off the galvanizing on the 
>> top flanges to do this. I wonder why it's a big deal since we're already 
>> 

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