1.2738 1.2311 1.2312 1.2083 1.2316 1.2379 1.2344 Flat Steel
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
Used for various large -sized mirror plastic mould,percision mould;
a,Leather grain, pear skin grain etching, imitation stone moulds;
b,Clear plastic container classes such as pencil case, commodity high gloss mould;
c,Such as refrigerator, air conditioner production to demand higher large mould;
3, Grade
| GB |
AISI |
DIN |
| 3Cr2NiMnMo |
P20+Ni |
1.2738 |
4, Available Size (mm)
| Grade |
Size(mm) |
| 1.2738 Plate |
Thickness |
Width |
Length |
| 21-300 |
2200 |
5800 |
5, 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 |
≤0.03 |
≤0.03 |
6, 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 |
7, Hardness: 33-37HRC
8, Packing: Standard export packing or As per request.
9, Delivery:
Abundant stock, 7-15 days.
Customized products, 30-50 days.
10, The process flow
a, Hot rolled or forged condition, Pre-harden &tempering , black surface
b, Hardness: 33~37HRC
c, Hot rolled technology:EAF+LF+VD
d, Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface
11, Contact details: You may contact to get further information!
About us:
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.
To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, Daye Special Steel.
We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.
After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients.
Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services.
All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.
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