[MW:793] toughness in welding and welded metals

dear all members and friends.

i`ve a seminar about " toughness in weling " and now i need to help me
to gathering information and data and details about toughness in
welding an toughness of weld metals and HAZ and effetcs of welding
parameters on it.

Plaese help me as soon as possible you can.

Thanks for creating this blog.

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