Specifications
1.Competitive price with high quality
2.steady supply
3.good service
4.On-time delivery
SKD11 cold work mould steel
steel grade
BD2(BS),SKD11(JIS),1.2379(W-Nr),X160CrMoV12(NF),D2(ASTM)
Chemicalcomposition:
C |
Si |
Mn |
Cr |
Mo |
V |
P |
S |
Co |
1.40~1.60 |
≤0.60 |
≤0.60 |
11.00~13.00 |
0.70~1.20 |
≤1.10 |
≤0.030 |
≤0.030 |
≤1.00 |
The main properties:
1. The hardness after annealing Less than or equal 255 HBS.
2. SKD11 cold work steel has a higher strength and toughness, wear resistance than Cr12MoV tool steel.
3. SKD11 cold work steel is a high carbon and high chromium cold work die steel.
Application:
1. SKD11 cold work steel is used in wear stamping die.
2. SKD11 cold work steel is used in deep die of cold extrusion die.
3. SKD11 cold work steel is used for making high precision,Cold squeezing mold.
4. The other use of mold.
The quenching specification :
Programs |
|
The heating temperature ( ° C ) |
|
Cooling |
Hardness(HRC) |
|
The first warm-up |
The second warm up |
The final heating |
|
|
Program 1 |
500~600 |
820~860 |
980~1040 |
Oil cooling or Air-cooled |
60~65 |
Program 2 |
500~600 |
820~860 |
1060~1100 |
Oil cooling or Air-cooled |
60~65 |
The tempering specification :
Programs |
Tempering temperature ( ° C ) |
Tempering the number |
Hardness(HRC) |
Program 1 |
180~230 |
1 |
60~64 |
Program 2 |
510~540 |
2 |
60~64 |
Product appearance :
Black surface/polished/turned