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A217 grade C12A
- Thread starter hackman
- Start date
A217 C12A is the cast version of P91 alloy.
It is UNS # J84090. I believe it is also included in ASME Section IX per the coming 2003 addenda.
Chemical composition per ASTM is
.08-.12 C
.30-.60 Mn
.03 max P
.01 max S
.20-.50 Si
.40 max Ni
8.0-9.5 Cr
.85-1.05 Mo
.060-.10 Cb
.030-.070 N
.040 max Al
.18-.25 V
90-115 ksi tensile
60 ksi min yield
18 elong
45 ROA
It is UNS # J84090. I believe it is also included in ASME Section IX per the coming 2003 addenda.
Chemical composition per ASTM is
.08-.12 C
.30-.60 Mn
.03 max P
.01 max S
.20-.50 Si
.40 max Ni
8.0-9.5 Cr
.85-1.05 Mo
.060-.10 Cb
.030-.070 N
.040 max Al
.18-.25 V
90-115 ksi tensile
60 ksi min yield
18 elong
45 ROA
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