Mil-s-8690, aisi 8620 mil spec single material response overall or ams 6260, sae 9310 mil std single material response overall or astm a304, gr 9310h national spec single material response overall or ams 6265 mil std single material response overall
Mil-s-8690,comp 8620 mil spec single material response overall
66 fed std 1st material response overall or qq-s-624 fed spec 1st material response overall or mil-s-8690,comp 8620 mil spec 2nd material response overall