Hot Working Die 2343 Steels Wholesale

2343 ( Hot Working Die Steel )

Product Details

Product Features

  •  High thermal fatigue resistance and abrasive resistance and good heat treatment and hardenability;
  •  Good polishing performance, good dimensional stability and heat treatment and hardenability;
  •  Have better isotropic property than conventional melted steel.

Characteristics

Hot work die steel with high thermal resistance and have better isotropic property than conventional melted steel.

Chemical Composition

Product 

Name

Ingredient(Wt,% )
C Si Mn P S Cr Ni Mo V
2343 0.32-0.42 0.80-1.20 0.30-0.40 ≤0.025 ≤0.02 4.80-5.50 / 1.10-1.40 0.30-0.50

Grades Compariaon

National Standard(GB ) American Standard(AISI) Japanese Standard(Jis) German Standard(DIN )
4Cr5MoSiV H11 SKD 6 1.2343

Chief Application

Die casting die, mold core, insert, thimble; extrusion die, mold core, die cushion, lining, hot pressing molding of aluminum, copper and magnesium; plastic mould, cold punching, trimming, hot shear, tightener ring and abrasive resistance.

Cavity Ejector Pin Bush

 

Physical Properties

Thermal Expansion 

Coefficient  

10-6m(m*k)

20~1 00°C 20~200°C 20 〜300°C 20~500°C
11 11.9 12.4 13

 

Thermal 

Conductivity 

W/m*k

20°C 200°C 300°C 700°C
39.6 41.6 41.8 40.3

Metallographic Structure(Annealing)

 

Continuous Cooling Transition(CCT)Map Tempering Curve
  

Steel Display