GMAW process with proper combination of shielding gas with some advance features power source can be used for root welding without backup. This process is widely used in Pipeline welding industries.
Regards
paresh
On Thu, Jun 30, 2011 at 12:27 PM, Maulik Thakkar <mlkthakkar2@gmail.com> wrote:
Dear All,Why GMAW is not widely used for single sided full penetration joints (with out chip back) for pressure vessel industrial applications?Is there any problem regarding to penetraiton or lack of fusion? I am confusing. Request you to give technical answer.--
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