Hot Rolled Steel Cold Work Mould Steel 1.2379

- Sep 22, 2017 -

Basic Info

  • Model NO.: 1.2379/D2/SKD11/Cr12Mo1V1

  • Standard: AISI, GB, JIS, DIN

  • Application: Die Steel Bar

  • Alloy: Alloy

  • Payment: 30% Deposit,Blance by L/C at Sight or T/T

  • Trademark: CWS-Steel

  • Specification: 20-400)x(100-800)

  • HS Code: 7225

  • Type: Steel Plate/Steel Round Bar

  • Technique: Forged

  • Surface Treatment: Black, Grinded, Rough Turned, Peeled, Polished

  • Special Use: Mold Steel

  • Delivery: 10-30 Days

  • Transport Package: Export Standard Packing or Customers′ Demand

  • Origin: China

Product Description

1.2379 Cold Work Mould Steel 

      
    


Equivalent gradesGBDINAISIJISBS
Cr12Mo1V11.2379D2SKD11BD2
Chemical CompositionCSiMnCrPSVMo Other   
1.50-1.600.10-0.40 0.15-0.4511.50-12.50 0.03MAX0.03MAX 0.90-1.10 0.60-0.80 -

Available 

size

Round BarDiameterLength
60-800mm2000-6000mm
Flat BarThicknessWidthLength
25-400mm200-800mm2000-6000mm
Surface conditionBlack surface/ Grinded/ Machined
Annealed hardnessHB225MAX
Characteristics

Very high resistance against abrasive and adhesive

wear due to a high volume of hard carbides in the steel matrix

moderate machinability, good dimensional stability,
toughness and through harden ability
ApplicationsShear blades,Thread rolling dies,Drawing and bending tools
Flanging and straightening rolls,Fine cutting tools
Deep drawing tools,Plastic mould for abrasive polymers
Cold extrusion dies,Drawing dies

Heat 

treatment

Hardening

Harden from a temperature of 1000-1040oC followed by oil, 

warm bath (500-550oC, cooling bath or air. 

Hardness after quenching is 62-64 HRC.

Tempering
Tempering temperature: 150-550oC
Tempering Temperature (oC) vs. Hardness (HRC)
100°C200°C300°C400°C500°C
6361585859
Mechanical propertiesDensity7.7[g/cm3]
Thermal Conductivity        20.20 W/(m/k)
Specific heat capacity[J/g.K]0.46
Coefficient of Linear Thermal Expansion 10-6 oC-1
20-100°C20-200°C20-300°C20-400°C20-500°C
9.811.712.112.812.9

Hubei Kaixin Supply Chain Management Co., Ltd.

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Emailinfo@hubeikaixin.com

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