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welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

welding A297 HD ( GX40CrNiSi 27-4) 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 material use to jon them
 2 preheating temperature
  3) cooling rate?
any help is apprecite
thanks
 matteo

RE: welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

Do you work in a company? Is the first time your company does this?

RE: welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

(OP)
yes first time
 why do you ask?
 

RE: welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

If it is not the first time, I suppose there must be files in your company that can help

RE: welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

(OP)
definetly first time we have to weld those materials.
do you have info about? where are you from? i m italian
ciao

RE: welding A297 HD ( GX40CrNiSi 27-4) with AISI 1020

I am Spanish. Sorry I can not help you, never done it before-

Ana

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