Prehardened 1.2738/P20+Ni Steel Plate for 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:
1) Sizes, materials and others are all at your requirements and can
be changed.
2) Price varies on materials, dimensions, finish craft and
different payment.
3) We are direct manufacture in machinery manufacturing work with
experience of several decades.
4) Detail production design will be made according to information
you offer.
5) We have adequate inventory, so that we can quickly delivery.
6) The most important is that we have advanced equipment.
About us:
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in
exporting mould steel products based in China. With more than 20
years experience in special steel industry, our main products are
Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon
Steel and Forged Block.
To ensure provide high quality products to customers, we have close
cooperation with many Chinese first class special steel
enterprises, including Baosteel Group, Dongbei Special Steel,
Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng
Special Steel, Daye Special Steel.
We have thousand tons of stock materials in our own factory and also can
provide processing services to customers. We are full of export
experience for many years, the product covers America, Germany,
France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam,
Taiwan, and Middle-East.
Warehous
Processing
Strict Quality Control
