AISI-SAE Standard Carbon Steels Composition AISI-SAE 1030-1095

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The following table chart defines the material characteristics for AISI SAE carbon steels

AISI/SAE steel designation and chemical compositions table is given below.

AISI - American Iron and Steel Institute, SAE - Society of Automotive Engineers

SAE Assumed ownership of the AIS standards in the late 1990's.

AISI-SAE Number
UNS Number
Composition
C Mn P(max)** S(max)**
Nonresulfurized Grades — 1 per cent Mn (max)
1030
G10300
0.28–0.34
0.60–0.90
0.040
0.050
1035
G10350
0.32–0.38
0.60–0.90
0.040
0.050
1037
G10370
0.32–0.38
0.70–1.00
0.040
0.050
1038
G10380
0.35–0.42
0.60–0.90
0.040
0.050
1039
G10390
0.37–0.44
0.70–1.00
0.040
0.050
1040
G10400
0.37–0.44
0.60–0.90
0.040
0.050
1042
G10420
0.40–0.47
0.60–0.90
0.040
0.050
1043
G10430
0.40–0.47
0.70–1.00
0.040
0.050
1044
G10440
0.43–0.50
0.30–0.60
0.040
0.050
1045
G10450
0.43–0.50
0.60–0.90
0.040
0.050
1046
G10460
0.43–0.50
0.70–1.00
0.040
0.050
1049
G10490
0.46–0.53
0.60–0.90
0.040
0.050
1050
G10500
0.48–0.55
0.60–0.90
0.040
0.050
1053
G10530
0.48–0.55
0.70–1.00
0.040
0.050
1055
G10550
0.50–0.60
0.60–0.90
0.040
0.050
G10590
0.55–0.65
0.50–0.80
0.040
0.050
1060
G10600
0.55–0.65
0.60–0.90
0.040
0.050
G10640
0.60–0.70
0.50–0.80
0.040
0.050
G10650
0.60–0.70
0.60–0.90
0.040
0.050
G10690
0.65–0.75
0.40–0.70
0.040
0.050
1070
G10700
0.65–0.75
0.60–0.90
0.040
0.050
1078
G10780
0.72–0.85
0.30–0.60
0.040
0.050
1080
G10800
0.75–0.88
0.60–0.90
0.040
0.050
1084
G10840
0.80–0.93
0.60–0.90
0.040
0.050
G10860
0.80–0.93
0.30–0.50
0.040
0.050
1090
G10900
0.85–0.98
0.60–0.90
0.040
0.050
1095
G10950
0.90–1.03
0.30–0.50
0.040
0.050

* Material used in wire rods and wire only.
** Values given are maximum percentages, except where a range of values is given.