Color Code Chart & Data Sheet
CARBON
ALLOY
TOOL
Typical Chemistry Data:
Grade
Classification
C.
Mn.
P.Max
S.Max
Si.
Ni.
Cr.
Mo.
1018
Low Carbon
.18
.75
.04
.05
.20
--
1045
Medium Carbon
.45
1141
Medium Carbon RS
.41
1.50
.13
4140
Chrome Moly
.40
.87
.95
4150
.50
4150RS
.08
4340
Nickel Chrome Moly
.70
1.82
.80
.25
8620
.55
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R.J. Linus Steel Services Inc. 109 Park Drive Montgomeryville, PA 18936 (toll free) 888.4140.BAR (P) 215.628.4321 (F) 215.628.3946 email: sales@rjlinus.com