Asme secc ix pnumber and s number

[aspq]

HI

i would like to know if i can weld a astm a 572 Gr 50 if my wps was qualified with a astm a-106 Gr. B


so i have a wps qualified for p1 group 1, and i need weld a metal with s1 number


Regards


Luis E. Carrera

[scipion]

Salem,
you can weld the A 106 Gr B with the WPS of A572 Gr 50 Without any problem because they have the same P number and sous group Numbers
for more datils see ASME sect IX QW-420 BASE METAL GROUPINGS