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In Table A.3, is there a maximum hardness value for AISI 4130 Q & T with (140 ksi) yield for temperatures > 80°C?

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Question:

In Table A.3, is there a maximum hardness value for AISI 4130 Q & T with (140 ksi) yield for temperatures > 80°C?

Answer:

4130 is not listed in Table A.3
Reference: ISO 15156 Maintenance Panel Inquiry #2016-06
This question is in relation to NACE MR0175/ISO 15156-2 A.2.2.3.3, Table A.2, and Table A.3

 

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