Guangzhou Changfeng Steel Co., LTD
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High Hardnability Forged Plastic Mould 1.2378 /P20+Ni Mold Steel Plate
Application:
For large, precisionk high polishing plastic moulds, such as car accessories, household appliance, electromic and audio-video products.
Delivery condition:
EF or ESR, Hot rolled or forged, black surfaceor milling, hardned or tempering to 33-37HRC.
Feature:
1) Widely used plastic mould steel with excellent comprehensive mechanical properties, high hardenabiliy with good polishability.
2) To be used directly after pre-hardening, which can guarantee good usability and avoid deformation after heat treatment.
About 1.2738 / 718 / P20+Ni:
Chemical composition:
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
| P20+Ni | 0.30-0.40 | 0.20-0.50 | 1.00-1.50 | ≤0.030 | ≤0.030 | 1.50-2.00 | 0.25-0.40 | 0.80-1.20 |
| 1.2738 | 0.35-0.45 | 0.20-0.40 | 1.30-1.60 | ≤0.035 | ≤0.035 | 1.80-2.10 | 0.15-0.25 | 0.90-1.20 |
| 718 | 0.32-0.45 | 0.20-0.40 | 1.10-1.50 | ≤0.030 | ≤0.030 | 1.70-2.00 | 0.30-0.55 | 0.80-1.20 |
Available size(mm):
| Flat Bar Size(mm) | Round bar Size(mm) | |||
| Thickness | Width | Length | Diameter | Length |
| 21-300 | 155-2200 | 2000-6000 | 20-200 | 2000-6000 |
Reference heat treatment:
| Quenching | Tempering | ||||
| Heating temperature | Cooling | Hardness/HRC | Heating temperature | Cooling | Hardness/HRC |
| 840-870 | OIL OR AIR | ≥50 | 550-640 | AIR | 28-36 |
FAQ:
Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,
we can manufacture the products as in cutomer's requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material don't have stock, the delivery lead time is about 30-50 days after receiving your prepayment or firm order.
Q: What is the payment term?
A:100% T/T or 30%T/T deposite prepaid, 70%Balance L/C.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.