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GRADE NAMES, COLOR CODES, COMPOSITIONS
AISI SAE
DIEHL STEEL TRADE NAME
DIEHL STEEL COLOR CODE
C
SI
MN
CR
NI
MO
W
CO
V
W-1
Grade A
Yellow
1.00
.20
.25
.15
.10
W-2
Grade A Extra
Yellow-Black
.86
.23
.32
.24
0-1
Utex
Red
.95
.50
.60
0-6
Freecut
Red-Green
1.45
1.20
.80
A-2
Krovan
Blue
.30
.70
5.20
1.10
A-6
Nova
Purple
2.00
1.35
A-10
Blue-Orange
1.80
1.85
1.50
Vertex
Silver
8.25
2.25
.40
D-2
Hicro 150
Green
.35
12.00
D-7
Hicro 230
Green-Yellow
2.30
12.50
4.00
S-1
Proshock 1
White-Orange
1.25
S-5
Proshock 5
White-Yellow
1.95
.85
.45
S-7
Proshock 7
White
3.25
H-13
Krohot
Brown
5.30
1.40
M-2
Blue - Streak
Tan
5.00
6.00
M-3
Blue - Streak 3
Tan-Red
1.05
6.25
2.50
M-4
Blue - Streak 4
Tan-White
1.30
4.50
5.50
M-42
Blue - Streak 42
Tan-Black
3.75
9.50
1.60
8.00
1.15
T-1
Redwear 1
Tan-Blue
.72
18.00
T-15
Redwear 15
Tan-Yellow
1.55
4.75
PM A-11
Blue-Purple
2.45
.90
5.25
9.80
PM M-4
Tan-Purple
3.85
4140 HT
Super Brake Die
Orange
4140 ANLD
Light Blue
P-20
Mold Steel
Orange-Grey
.36/.40
Data is typical and should not be construed as actual values for any catagory.Applications and technical information require engineers and tool designers to exercise independent judgement.