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1.2738 718 Prehardened special Steel flat Bar For Making Large Size Plastic mold
1.2738 718 Prehardened special Steel flat Bar For Making Large Size Plastic 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