Insight Metals

Real Business Solutions


Specifications listed are for reference only.

Carbon and Low Alloy Steel

Alloy
SpecificationCarbon
Manganese
Silicon
ChromiumNickelMolybdenum
Phosphorus
Sulfur
Iron
1020
Mil-S-81591 IC 1020
0.15 to 0.250.30 to 0.500.20 to 1.00


0.040.04Balance
1020ASTM A216 WCC
0.25
1.20
0.500.50
0.500.20
0.04
0.045
Balance
1025ASTM A216 WCB
0.301.00
0.600.50
0.500.200.040.045

Balance

1025ASTM A352 LCB
0.301.000.600.500.500.200.04
0.045Balance
1030Mil-S-22141B/81591 IC 1030
0.25 to 0.350.70 to 1.000.20 to 1.00


0.040.04Balance
1040
Mil-S-22141B/81591 IC 1040
0.35 to 0.450.70 to 1.000.20 to 1.00


0.040.04
Balance
1050
Mil-S-22141B/81591 IC 1050
0.45 to 0.55
0.70 to 1.00
0.20 to 1.00



0.04
0.04
Balance
4115
ASTM A217 WC9
0.05 to 0.18
0.40 to 0.70
0.60
2.00 to 2.75
0.50
0.90 to 1.20
0.04
0.04
Balance
4130
AMS 5336
0.25 to 0.35
0.40 to 0.80
1.00
0.80 to 1.10
0.25
0.15 to 0.25
0.04
0.04
Balance
4130
Mil-S-22141B IC 4130
0.25 to 0.35
0.40 to 0.70
0.20 to 0.80
0.80 to 1.10
0.25
0.15 to 0.25
0.04
0.04
Balance
4140
AMS 5338
0.35 to 0.45
0.75 to 1.00
1.00
0.80 to 1.10
0.25
0.15 to 0.25
0.04
0.04
Balance
4140
Mil-S-22141B IC 4140
0.35 to 0.45
0.70 to 1.05
0.20 to 0.80
0.80 to 1.10

0.15 to 0.25
0.04
0.04
Balance
4340
Mil-S-22141B IC 4340
0.36 to 0.44
0.60 to 0.90
0.20 to 0.80
0.70 to 0.90
1.65 to 2.00
0.20 to 0.30
0.025
0.025
Balance
8620
Mil-S-22141B IC 8620
0.25 to 0.35
0.60 to 0.95
1.00
0.35 to 0.65
0.40 to 0.70
0.15 to 0.25
0.04
0.04
Balance