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welding A297 HD higt temperature steel with AISI 1020

welding A297 HD higt temperature steel with AISI 1020

welding A297 HD higt temperature steel with AISI 1020

(OP)
hi all
 anyone here can help me  in this problem:
i have to join by GMAW a pipe material: ASTM A297 HD  also DIN: GX40CrNiSi27-4 also UNS: J93005  with  AISI 1020 carbon steel. can anyone tell me
1)wich select filler metals use to jon them
 2) preheating temperature?
  3) cooling rate?
any help is appreciate
thanks
 matteo


 

RE: welding A297 HD higt temperature steel with AISI 1020

This has been answered in the welding forum.

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