Mold Steel Plate Plastic Mould Steel Low Alloy Steel Pre-hardened
HRC28-35 P20+S 1.2312
Product Introduction
1.2312 Steel is a high quality plastic tool mold steel by add about
0.08% Sulphur on the 1.2311 improve free cutting ability of 1.2311
tool steel . It belongs to the high quality medium carbon,
Pre-hardness(28~34HRc) plastic mould steel. It needn’t further Make
heat treatment for make plasitc injection moulding.
Features
Excellent machine ability properties because of high S content
Good toughness properties
Good dimensional stability
Requiring no heat treatment
Suitable for nitriding to increase wear resistance
Not suitable for chrome plating and polishing
Uniform hardness
Similar Standards
| Chinese | American | German |
| GB | AISI/ASTM | DIN |
| 40CrMnMoS8-6 | P20+S | 1.2312 |
Chemical Composition
| Grades | C | Si | Mn | P | S | Mo | Cr |
1.2312/P20+S/
40CrMnMoS8-6 | 0.35-0.45 | 0.35-0.50 | 1.4-1.6 | ≤0.03 | 0.05-0.10 | 0.15-0.25 | 1.8-2.0 |
Heat Treatment
| Quenching | Tempering |
| Heating Temperature/℃ | Cooling | Hardness/HRC | Heating Temperature/℃ | Cooling | Hardness/HRC |
| 870-890 | Oil | 50-54 | 550-640 | Air | 28-36 |
Applications
1.2312 tool steel is ideally suited for the production of moulds
where improved machinability is required. Typical applications
include die holders, zinc die casting dies, backers, bolsters and
injection moulds. The versatility of this plastic mould tool steel
with its high tensile characteristics enables uses for a variety of
other applications such as shafts and wear strips.
Stock Size
Plate | Thickness | 8-300mm |
| Width | 1600-2200mm |
| Length | 1600-8000mm |
Sizes and Conditions
Our steel materials are in different sizes and conditions specially
catered to our customers' needs. They come in round bars, flat
bars, plates and blocks.
The conditions of the materials vary from pre-hardened, hot
rolled,annealed, quenched and tempered to surface conditions such
as black, pre-machined,griding and polish.
Why choose us?
Quality Assurance from government owned steel mills
At Changfeng, we meticulously source materials only from steel
manufacturers to ensure consistency in providing the finest quality
steel products for our customers.
Being in the competitive market today, we clearly understand that
customers are looking for products that are not only best in class
but also affordably priced. We are confident that we are able to
ful fil these two equally vital aspects –our customers' continuous
support over the past two decades is the most heartfelt recognition
to us.
Speedy and Timely Delivery
Knowing that delivering goods to customers' hands on time is as
important as providing quality goods, we treat every business
transaction as a priority. Be it a raw material or a finished
material with machining or heat treatment, every effort will be
made to get your purchase order to you in the shortest lead time.
Quality Commitment
In order to realise competitive products to fulfil our customers'
demands and quality considerations, our integrated quality and work
management system is continuously being improved and developed
further. We document this for our customers by having our quality
management system certified in accordance with ISO 9001. This
measure is accompanied by audits and recertification's on a
regularly prescribed basis.
Our service
We provide quality special steel for all industries.
Orders of any size, any length, ship fast
We carry a unique inventory of specialty special steel
Provide related value-adding services :
metal cutting, sizing, machining (blanking, milling, grinding), and
heat treatment.
Sawing for small or large quantities, sawing-to-size.
Excellent customer service
Contact Us
Contact us for the latest price and more details NOW!
