1.2738 718 P20+Ni Prehardened special Steel flat Bar For Making injection mold
1.2738 718 P20+Ni Prehardened special Steel flat Bar For Making injection mold
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.
All the sizes as require can be customerized as fresh production with MOQ,products of required specifications can be developed/produced per international, chinese or industry standards, or based on agreements with customers.
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
11. Our service:
Hot Sale Products for Hot/Cold work Mold Steel
STANDARD/GRADE | Flat Bar Size(mm) | Round bar Size(mm) | Technics | ||||||
DIN | AISM | JIS | GB(China) | Thickness | Width | Length | Diameter | Length | |
1.2311 | P20 | PDS-3 | 3Cr2Mo | 10-460 | 155-2200 | 1600-10000 | 12-120 | 4000-6000 | Forged, Hot Rolled |
1.2738 | P20+Ni | - | 3Cr2NiMnMo | 21-1200 | 1600-2200 | 4000-10000 | - | - | |
1.2379 | D2 | SKD11 | Cr12Mo1V1 | 6-160 | 155-810 | 3000-6000 | 14-80 | 3000-6000 | |
1.2080 | D3 | SKD1 | Cr12 | 12-90 | 155-610 | 3000-6000 | 10-180 | 3000-6000 | |
1.2083 | 420 | - | 4Cr13 | 12-260 | 205-2000 | 1600-6000 | 12-500 | 3000-6000 | |
1.2344 | H13 | SKD61 | 4Cr5MoSiV1 | 16-500 | 205-1000 | 3000-6000 | 150-450 | 3000-6000 | |
1.2510 | O1 | SKS3 | 9CrWMn | 9-120 | 155-610 | 3000-6000 | 8-80 | 3000-6000 | |
1.7225 | SAE4140 | SCM440 | 42CrMo | 20-280 | 155-2200 | 2000-6000 | 16-450 | 3000-10000 |
Warehous
Processing
Strict Quality Control