U can do it with tong tester. Hold the tong tester in the cable which is connected to you holder. Set 80A, 100A, 120A,140A etc like that three or more u measure in tong tester upto 10A variation ok.Do it witth 2.5mm rod, 3.15mm rod and 4mm rod. Refer the code BS7570:2000 if u need. Tong tester should to be calibrated. Make tong tester zero after every evaluation
From: sajan james <sjnjames@gmail.com>
To: materials-welding@googlegroups.com
Sent: Saturday, June 18, 2011 1:38 AM
Subject: Re: [MW:11353] CALIBRATION OF WELDING MACHINES
You can use BS7570:2000. Code of practice for the validation of arc welding equipment. ... Validation of arc welding equipment.
Reagrds,
On Fri, Jun 17, 2011 at 4:35 PM, mike ball <oiqsnig@yahoo.com> wrote:
--Please I require assistance on calibration of welding machines.
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