Tuesday, June 2, 2015

[MW:23055] 4130 P no.

Dear all

Does 4130 has a designated P no. is ASME IX?

Table 333.1.1 (Post weld heat treatment) of ASME B31.3 gives maximum heat treatment temperature restrictions. 

I was wondering if it is an unassigned material, these restrictions will not apply?


Any thoughts..

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