Guangzhou Changfeng Steel Co., LTD
                                                                                                           
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H13 1.2344 SKD61 Alloy Tool Steel Plate For Hot Work Die With Thickness 130-280mm

Price Negotiable
Price: To be negotiated
MOQ: 5T
Delivery Time: 15-20 days
Brand: Changfeng
Product Description

H13 1.2344 SKD61 Tool Steel Plate for Hot Work Die With Thickness 130-280mm

 

Die-casting mould for aluminum, extrusion mould, and thin-wall plastics mould.
 

1. Definition
1.2344/H13/SKD61 steel is a pressure resistant hot work die steel. The steel is remelted by electroslag, uniform in material, good in hardenability, excellent in machinability and polishing performance, high toughness and plasticity, good high and low temperature wear resistance, and high temperature fatigue and heat resistance.


2. Grades

Chinese American German Swedish Japanese
GB AISI DIN ASSAB JIS
4Cr5MoSiV1 H13 1.2344 8407 SKD61


3. Chemical Composition (%)

C Si Mn P S Cr Mo V
0.35-0.40 1.00-1.20 0.40-0.60 ≤0.015 ≤0.003 4.80-5.20 1.20-1.40

0.80-1.0

4. Hardness

Annealing hardness Quenching hardness Tempering hardness
≤230HB 51-55HRC 46-50HRC

5. Technical service
1) Die vacuum heat treatment and die surface treatment (N-O,C-N, carburize and nitridation surface treatment).
2) Black surface, annealing, hot rolled/forged, EAF/ESR, 2 or 4 sides cutting

6. Heat Treatment

Heating temperature Cooling way Hardness (HRC) Tempering temperature
/ºC
Tempering number Hardness
(HRC)
First preheating Second preheating Last heating
500-
600
820-
860
1010-
1040
Oil cooling 53-55 560-620 2 50-46

 

7. Available Size (mm)

Shape Thickness/
Diameter
Width Length
Round Bar 16-520 / 3000-6000
Flat Bar 16-260 205-610 3000-6000
Forged Round Bar 150-450 / 2000-6000
Block 100-500 600-1000 2000-6000


8. Characteristics
1) Cold and hot fatigue resistance, strong ability to resist crack.
2) Electroslag remelting steel, high purity, good resistance to dissolve.
3) Organizational structure of uniform, better heat resistance with good toughness, high temperature resistance metal erosion.
4) Good resistance to high temperature tempering performance, hardness steady working under 600ºC, dimensional accuracy stability durability.

9. Applications
1) Cut alloy extruded and die casting moulds.
2) Casting moulds, extruded moulds, forging moulds.
3) Hot forging moulds, such as auto connecting rods, crank, stainless dinner knife.
4) Aluminum extruded moulds, such as aluminum window frame, computer radiater.
5) Lead,Zn and Al alloy die casting moulds, such as engine radiater, lights and other decorative products.
6) Full hardness (52-54HRC) plastic moulds with high polishing and long lifetime requirments, such as bakelite plastic mould.

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Company Guangzhou Changfeng Steel Co., LTD
Location 广州市黄埔区大沙地东路403号B802房(仅限办公)
Contact Person Echo

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