23 Jan,2024
Tip：Back argon shield
Common protective gases can be divided into pure argon gas protection and mixed gas protection, a certain proportion of argon-nitrogen gas is more conducive to austenitic stainless steel welding, some inert gases are not used due to high cost.
Argon filling method is a traditional back protection method, which has the characteristics of better back protection, easy to master, high cleaning and high qualification rate. It is divided into protective cover filled with argon protection, local filled with argon protection, direct charge of welding, argon joint protection and so on.
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