1.2738 718 P20+Ni Hot Rolled Pre-hardened Die Steel1, Features1)uniform hardness qualitative of Material;
2)No quenching crack danger,Without heat treatment costs that can reduce the tool cost;
3)Excellent polishing performance;
4)Good machining performance;
2, ApplicationUsed for various large -sized mirror plastic mould,percision mould;
1)Leather grain, pear skin grain etching, imitation stone moulds;
2)Clear plastic container classes such as pencil case, commodity high gloss mould;
3)Such as refrigerator, air conditioner production to demand higher large mould;
3, GradeGB | DIN | AISI | ASSAB |
3Cr2NiMnMo | 1.2738 | P20+Ni | 718 |
4, Chemical composition(%)C | Si | Mn | P | S | Cr | Mo | Ni |
0.30-0.40 | 0.20-0.50 | 1.00-1.50 | ≤0.010 | ≤0.030 | 1.5-2.00 | 0.25-0.40 | ≥1.0 |
5, Hardness:33-37HRC
6, Mould steel Size:Size of Steel grade 1.2738 mechanical properties |
Round bar | Diameter(mm) | Length (mm) | |
Max:800 | Max: 9000 | |
Plate | Thickness(mm) | Width (mm) | Length (mm) |
Max:800 | Max:1000 | Max:6000 |
The specification can be customized. |
7, Packing: Export Standard Packing or Customers'demand
8, DeliveryAbundant stock, 7-15 days.
Customized products, 15-30 days.
9, The process flow1)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 +Q T + Machined surface
1.2738 718 P20+Ni Hot Rolled Pre-hardened Die Steel pic
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.