Wednesday, October 23, 2013

Re: [MW:19052] Electrical charecteristics change

A quick WHI Calc.....courtsey AWI

Regards,


On Tue, Oct 22, 2013 at 1:10 PM, Bharat Kumar <asopa.bharat@gmail.com> wrote:
Dear Sir,

In general:
1. Welding current is the most influential variable in welding process which controls the electrode 
burn off rate, the depth of fusion and geometry of the weldments.

2. Voltage is the electrical potential difference between the tip of the welding wire and the surface of the 
molten weld pool. It determines the shape of the fusion zone and weld reinforcement. High welding voltage 
produces wider, flatter and less deeply penetrating welds than low welding voltages. Depth of penetration is 
maximum at optimum arc voltage. 




On Tue, Oct 22, 2013 at 12:09 PM, suresh kumar <sureshk.p21@gmail.com> wrote:
Dear Experts
What is the effect of welding while the change in the following charecteristics beyond their range
1. Voltage
2.Current
Regards
Sureshkumar

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Thanks & Regards,

A Bharat Kumar
+91 9989717650

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Manisch Kumar,

email- tetrabirk@gmail.com,tetra_birk@rediff.com

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