1.2738/P20+Ni Mould Steel bar & Block for plastic mould
DIN 1.2738, forged Plastic Mould Steels, pre-hardened large size injection mould, can be pollished normally.Used for making high demand large size plastic mould.
1. Features
A. uniform hardness qualitative of Material;
B. No quenching crack danger,Without heat treatment costs that can reduce the tool cost;
C. Excellent polishing performance;
D. Good machining performance;
2. Application
Used for various large -sized mirror plastic mould,percision mould;
A. Leather grain, pear skin grain etching, imitation stone moulds;
B. Clear plastic container classes such as pencil case, commodity high gloss mould;
C. Such as refrigerator, air conditioner production to demand higher large mould;
3. Grade
4. Chemical composition(%)
5. Mechanical Properties:
6. Hardness:33-37HRC
7. Packing:Standard Export Packing or As per request
8. Delivery:
Abundant stock, 15-20 days.
Customized products, 30-50 days.
Package: We provide standard export packing or according to customers' request.
9. The process flow
1) Hot rolled or forged condition, Pre-harden &tempering , black surface
2) Hardness:30~36HRC
3) Hot rolled technology:EAF+LF+VD
Forged technology:EAF+LF+VD+ESR+Forging +QT + Machined surface
10. Payment term: T/T or L/C
Warehous
Processing
Strict Quality Control
DIN 1.2738, forged Plastic Mould Steels, pre-hardened large size injection mould, can be pollished normally.Used for making high demand large size plastic mould.
1. Features
A. uniform hardness qualitative of Material;
B. No quenching crack danger,Without heat treatment costs that can reduce the tool cost;
C. Excellent polishing performance;
D. Good machining performance;
2. Application
Used for various large -sized mirror plastic mould,percision mould;
A. Leather grain, pear skin grain etching, imitation stone moulds;
B. Clear plastic container classes such as pencil case, commodity high gloss mould;
C. Such as refrigerator, air conditioner production to demand higher large mould;
3. Grade
| GB | AISI | DIN |
| 3Cr2NiMnMo | P20+Ni | 1.2738 |
4. Chemical composition(%)
| C | Mn | Si | Cr | Ni | Mo | P | S |
| 0.35-0.45 | 1.30-1.60 | 0.20-0.40 | 1.80-2.10 | 0.90-1.20 | 0.15-0.25 | ≤0.035 | ≤0.035 |
5. Mechanical Properties:
| Hardness | Y.S.(0.2%) | UTS | Elongation | RoA | Elastic Modulus | |||
| HB | Mpa | KSI | Mpa | KSI | % | Z% | GPA | KSI |
| 300 | 826 | 120 | 993 | 145 | 17 | 59 | 205 | 29745 |
6. Hardness:33-37HRC
7. Packing:Standard Export Packing or As per request
8. Delivery:
Abundant stock, 15-20 days.
Customized products, 30-50 days.
Package: We provide standard export packing or according to customers' request.
9. The process flow
1) Hot rolled or forged condition, Pre-harden &tempering , black surface
2) Hardness:30~36HRC
3) Hot rolled technology:EAF+LF+VD
Forged technology:EAF+LF+VD+ESR+Forging +QT + Machined surface
10. Payment term: T/T or L/C
Warehous
Processing
Strict Quality Control