Guangzhou Changfeng Steel Co., LTD
| Payment Terms | T/T, L/C |
| Supply Ability | 1000 ton/Month |
| Delivery Time | 15-20 days |
| Packaging Details | bulk packing |
| Shape | Block |
| Process Technology | Forged |
| Heat Treatment | Prehardened |
| Quality Inspection | 100% UT passed |
| Thickness | 300-810mm |
| Flaw detection | CC / DD/ EE |
| Our Service | CIF / FOB / EXW |
| Performance | Good Machinability |
| Hardness | 33-37HRC |
| Brand Name | Changfeng |
| Model Number | 1.2738/P20+Ni/3Cr2NiMnMo |
| Certification | ISO/ Mill Certificate |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 1000 ton/Month |
| Delivery Time | 15-20 days | Packaging Details | bulk packing |
| Shape | Block | Process Technology | Forged |
| Heat Treatment | Prehardened | Quality Inspection | 100% UT passed |
| Thickness | 300-810mm | Flaw detection | CC / DD/ EE |
| Our Service | CIF / FOB / EXW | Performance | Good Machinability |
| Hardness | 33-37HRC | Brand Name | Changfeng |
| Model Number | 1.2738/P20+Ni/3Cr2NiMnMo | Certification | ISO/ Mill Certificate |
| Place of Origin | China | ||
| High Light | hardened steel block ，tool steel block | ||
1.2738 718 P20+Ni Prehardened Special tool Die steel block For Injection Mold
1.2738 718 P20+Ni is used for plastic moulds of medium and big size. It can be subject to a nitriding treatment to improve it's wear resistance. Injection and thermoplastic extrusion moulds, rubber moulds, mould carrier frames, containers.
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
A. The Organic chemical process parts contains chloride, especially in the use of acid chloride catalyst.
B. The digester and bleacherin the use of paper pulp and paper making industry.
C. Absorption tower, re-heater,gas import board, fan, blender, fair water fin, flue and so on for using in flue gas desulfurization system.
D. The equipment and parts in the use of acidic gas environments.
E. Acetic acid and anhydride reaction generator
F. Sulfur acid cooling
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. 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
8. Our service:
Product show
Warehouse
Processing
Strict Quality Control
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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