Low Alloy Steels

Cast Specifications Wrought Specifications Atlas Alloy
Grade ASTM UNS AISI UNS  
80-40 A148       820
80-50 A148       820
90-60 A148       820, 831
105-85 A148       820, 831, 838, 834
115-95 A148       820, 831, 838, 834
130-115 A148       820, 831, 838, 834
135-125 A148       820, 831, 838, 834
150-135 A148       820, 831, 838, 834
WC1 A217 J12522 4017   802
WC6 A217 J12072     853
WC9 A217 J21890     854
9 A - E A487   4130 G41300 837
4 A - E A487 J13047 8620 G86200 831, 838
10A & B A487   4320   833
4A-E A487 J13047 8625 G86250 831
SC8625 A915 J12595 8625 G86250 831
SC4130 A915 J13502     820
SC8620 A915 J12095 8620 G86200 831


High Alloy Steels

Cast Specifications Wrought Specifications Atlas Alloy
Grade ASTM UNS AISI UNS  
C12 A217 J82090     869
C12A A217, A356 J84090     859
12 A356 J84090     859
C5 A217 J42045     855
E1Q A757       863
LC2 A352 J22500     860
LC2-1 A352 J42215     864
LC3 A352 J31550     861
LC4 A352 J41500     862


Atlas Castings & Technology is available to work with you to develop an alloy which meets your specific application. For more information, please contact us at 253-475-4600, send a fax to 253-473-8710 or send an e mail from the Contact US.