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Wuhan JinXingqiang Mould Steel Co.,Ltd

 
 
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H13/1.2344/SKD61/4Cr5MoSiV1/8407 

  Category : Metals and minerals->steel->steel

     
H13/1.2344/SKD61/4Cr5MoSiV1/8407
 
       

  Product Specification
 
  Model No:      1.2344
  Country  CN
  Brand  JinXingqiang
  Packing  under client's requirment
  Minimum Order  10 tons
  Payment Term  TT,L/T

 

    Product Detail
  Performance Characteristics:
Air-cooled hardening hot work die steel. good toughness, thermal fatigue resistance and abrasion resistance, and high hardenability.

Applications:
hot extrusion moulds and mandrels、forging mould of die-casting hammer; high-speed precision forging mould with inserts; die forging presses mould as well aluminum alloy die-casting mould, etc.

Chemical Composition(%)
Standard Steel Grade C Si Mn P S Cr Mo V other
DIN 1.2344 0.37-0.42 0.90-1.20 0.30-0.50 0.030 0.030 4.80-5.50 1.20-1.50 0.90-1.00
ASTM H13 0.32-0.45 0.80-1.20 0.20-0.50 0.030 0.030 4.75-5.50 1.10-1.75 0.80-1.20
GB 4Cr5MoSiV1 0.32-0.45 0.80-1.20 0.20-0.50 0.030 0.030 4.75-5.50 1.10-1.75 0.80-1.20



Process:
EAF+LF+VD+ESR+ Forged+ Annealed+Grinded/Machined
Annealed: 860-890°C, hardness ≤229HB
Quenching: 1020-1050°C, oil cooling or air cooling
Tempering: 560-580°C, hardness: 47-49HRC, twice tempering
Surface condition: black , grinded or machined/ turned.
Inspection: ultrasonic test, according to SEP1921 D/d or as your requirements.

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