I'm looking for the american equivalent spec (AMS perhaps??) for S132 Nitrided steel. Anybody know what it is?
If not anyone know where I can find the material properties for this steel?
Thanks in advance!
I'm looking for the american equivalent spec (AMS perhaps??) for S132 Nitrided steel. Anybody know what it is?
If not anyone know where I can find the material properties for this steel?
Thanks in advance!
Hi,
I work in the porduction of this alloy extensively and there is now American Spec for this grade that I know of. It is prodomanatly a European steel grade and the main national standard specs being the Brititsh BS 3S 132, BS
970 type 879M39 (EN40) and E-40CDV12 from the French AIR 9160C military spec or the yet fully published prEN 3971/3972. There are also many manufacture specific specs for Rolls-Royce, Snecma Group, Aerospaciale, etc.Basic Properties are:
Carbon 0.35/0.43 Si 0.10/0.35 Mn 0.40/0.70 P 0.020max S 0.020max Cr 3.00/3.50 Mo 0.80/1.10 Ni 0.30max Cu 0.30max Sn 0.030max V 0.15/0.25
Mechanical Properties:
Based on heat treatment:
Harden 950 DegC 1-2hrs Oil Quench Temper 600/650DegC for >1hr Air Cool
0.2% PS UTS %Elong %RoA Impact (Izod)Andrew
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