The Heat Tint Recognition Chart show different images of weld discolouration in order to gage the acceptability of colour in the heat affected zone. The Charts apply to titanium and stainless steel. Anyone who would like a copy of the Charts, please inbox me with your name, company and postal addres...

We are in the process of creating Heat Tint Recognition Charts For Titanium and Stainless Steel Welding.

They will be available soon with 18 images of colouration reference.

Would any of you be interested in pre-ordering a free copy?

huntingdon_fusion, Welcome to the forum. I appreciate the informative copy and paste article and I know you can add to purging conversations but as was already mentioned we do not allow members here to solely promote their products. I encourage you to participate in discussions in your area of expe...

High quality welds in pipes and tubes can only be assured if the weld underbead is protected from oxidation. The various techniques available through which protection can be given is referred to as purging. The Pre-Purge Process A pre-purge is used to displace air present in the pipework system or d...