|
Selection of Cold Work Tool Steels
|
|
Cold Work Dies
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Trimming Dies |
58-62 |
YK30 |
GOA
|
DC11 |
DC53,MH85 |
| Pressing Dies |
58-63 |
YK30 |
GOA
|
DC11 |
DC53,MH85 |
| Crimping Dies |
58-63 |
GOA |
DC11
|
MH51 |
MH85 |
| Extrusion Dies |
55-62 |
GOA |
DC11
|
MH51 |
DC53 |
| Extrusion Punches |
55-62 |
GOA |
DC11
|
MH51 |
DC53 |
| Brick Forming Dies |
60-65 |
GOA |
DC11
|
DC11 |
- |
| Powder Compacting Dies |
58-62 |
GOA |
DC11
|
MH51 |
MH85 |
| Cross Punches |
60-64 |
MH51 |
MH51
|
MH64 |
MH85 |
| Plastic Mold Dies |
56-60 |
GOA |
-
|
- |
- |
|
|
|
Cutting Tools
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Tap
Dies |
60-65 |
GOA |
GM2
|
- |
MH7 |
| Threading
Dies |
60-65 |
GOA |
GM2
|
- |
MH7 |
|
|
|
Shock Resisting Tools
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Chisels |
60-65 |
YK30 |
GOA
|
MH51 |
- |
| Heading
Dies |
54-57 |
GOA |
DC53
|
MH51 |
- |
| Impact
Wrenches |
58-63 |
YK30 |
GOA
|
- |
- |
| Punches |
50-58 |
YK30 |
GOA
|
- |
- |
| Coning
Dies |
58-63 |
GOA |
DC53
|
MH51 |
- |
| Trimming
Dies |
58-62 |
GOA |
DC53
|
MH51 |
- |
|
|
|
Gauges
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Gauges |
60-65 |
- |
DC11
|
- |
- |
|
|
|
Rolls
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Forming
Rolls |
58-63 |
YK30 |
DC53
|
- |
- |
| Sendzimir
Rolls |
60-65 |
DC11 |
-
|
MH51 |
DC53 |
| Thread
Rolls |
60-63 |
DC11 |
-
|
- |
DC53,MH85 |
| Straightening
Rolls |
59-62 |
GOA |
DC11
|
- |
DC53 |
|
|
|
Knives
|
| Application |
Usual
Hardness
HRC |
Recommended DAIDO BRAND |
|
General Uses |
Water
Resistance
Uses |
Toughness
Uses |
| Short
Life |
Long Life
|
| Shear
Blades |
58-63 |
GOA |
DC11
|
- |
DC53,MH85 |
| Slitter
Knives |
56-60 |
GOA |
DC11
|
- |
DC53 |
|
|
| Application |
 |
 |
 |
|
Punch |
Cutter |
Shear Blade |
|
|
|
|
Roll |
Blanking Die |
|
|
| Conceptual Diagram of Cold-forming Die
Steel Properties |
 |
|
|
|
