P20+Ni 1.2738 718H Forged Die Steel Block For Large Size Plastic Mould
1. Similar Standards
Chinese |
American |
German |
Japanese |
Swedish |
GB |
AISI |
DIN |
JIS |
ASSAB |
3Cr2NiMnMo |
P20+Ni |
1.2378 |
PDS5S |
718 |
2. Chemical Composition
Grades |
C |
Si |
Mn |
P |
S |
Mo |
Ni |
1.2738 |
0.35-0.46 |
0.2-0.4 |
1.3-1.6 |
≤0.035 |
≤0.005 |
0.15-0.25 |
0.9-1.2 |
718/3Cr2NiMnMo |
0.28-0.40 |
0.2-0.8 |
0.6-1.0 |
≤0.030 |
≤0.030 |
0.30-0.55 |
0.8-1.2 |
P20+Ni |
0.32-0.40 |
0.2-0.4 |
1.0-1.5 |
≤0.030 |
≤0.035 |
0.30-0.55 |
0.8-1.2 |
3. Heat Treatment
Quenching |
Tempering |
Heating Temperature/ºC |
Cooling |
Hardness/HRC |
Heating Temperature/ºC |
Cooling |
Hardness/HRC |
840-870 |
Air |
≥50 |
550-640 |
Air |
28-36 |
4. Stock Size
steel plate
|
Hot Rolled |
Thickness |
20-150mm |
Width |
2200mm |
Length |
2000-8000mm |
Hot Rolled |
Thickness |
155-300mm |
Width |
1600mm |
Length |
4000-8000mm |
steel block
|
Thickness |
300-1000mm |
|
Width |
800-1600mm |
|
Length |
2000-6000mm |
|
5. Applications
1. Skin, pear skin, imitation stone etching mold.
2. Transparent plastics such as pencil cases, daily necessities containers, high gloss requirements mold.
3. Particularly suitable for hard rubber (PS) and non-fragmented rubber (ABS) parts.
4. Automobile bumpers, interior parts, refrigerators, air conditioners, etc.
6. Product photo