Re: [MW:8019] NAXTRA M700 weldebility

we have once got oppurtunity to weld 517grE with E-8018B2 with,200deg pre-heat/740deg Pwht/300deg post heat

On Sat, Oct 30, 2010 at 11:21 PM, Dick Overkleeft <dick.overkleeft@gmail.com> wrote:

We are going to use above material fro shipbuilding purpose. Thickness 30- 40 mm. We do not have experience with this specified material, I would like to know from your experience information on ;

Ceq and impactvalue in L and T direction.

 

In regard to the attached manufacturers information , the deviation in chemical composition may be rather high.

 

This may require preheating, which influences the weldebility. If you have any practical information, it will be appreciated.

 

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