Guangzhou Changfeng Steel Co., LTD
| Payment Terms | L/C, T/T |
| Supply Ability | 200 tons/month |
| Delivery Time | 7days for no cutting, 15-20days for cutting |
| Packaging Details | bundles with metal strip |
| Steel Grade | 1.2312 P20+S |
| Material | Plastic mould steel |
| Delivery condition | Pre-hardened HRC28-36 |
| Surface condition | black |
| Available stock size | 20-500mm thickess, 2000-2300mm width, 2000-5800mm length |
| Quality Assurance | 100% UT passed |
| Brand Name | Bao Steel Sha Steel Xin Steel |
| Model Number | 1.2312 P20+S |
| Certification | ISO TUV |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 200 tons/month |
| Delivery Time | 7days for no cutting, 15-20days for cutting | Packaging Details | bundles with metal strip |
| Steel Grade | 1.2312 P20+S | Material | Plastic mould steel |
| Delivery condition | Pre-hardened HRC28-36 | Surface condition | black |
| Available stock size | 20-500mm thickess, 2000-2300mm width, 2000-5800mm length | Quality Assurance | 100% UT passed |
| Brand Name | Bao Steel Sha Steel Xin Steel | Model Number | 1.2312 P20+S |
| Certification | ISO TUV | Place of Origin | China |
| High Light | HRC28 Plastic Mold Steel ，1.2312 Plastic Mold Steel ，5800mm Mold Steel Alloy Plate | ||
Pre-hardened HRC28-34 Plastic Mold Steel Alloy Steel Plate Special Steel 1.2312 P20+S
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(28~36HRc) 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 |
General 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 |
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!
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Trading Company
Year Established:
2012
Total Annual:
5000000-10000000
Employee Number:
100~120
Ecer Certification：
Active Member
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct... Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Struct...
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