1. MAIN APPLICATION

   For cold work die or punch pin withements such as coining die, measuring tool.

2. DELIVERY CONDITION

    EF or ESR, hot rolled or forged, black surface or milling

    Hardness: annealed, HB217-269

    Width: 205-610mm

    Thickness: 20-300mm

    Rounds: dia 20-300mm

3. CHARACTERISTICS

   High hardenability, googwear-resistance, belong to ledeburite steel

 SPECIFICATION

Equivalent grades

GB

DIN

AISI

ASSAB

JIS

Cr12

1.2080

D3

--

SKD1

Chemical Composition

China grades

Foreign grades

C

Si

Mn

Cr

P≤

S≤

Mo

other

--

1.2080

1.90-2.20

0.10-0.40

0.15-0.45

11.0-12.0

0.030

0.030

--

--

--

D3

2.00-2.35

0.25-0.45

0.24-0.45

11.0-13.0

0.030

0.030

0.800

V0.80;W0.75

Cr12

--

2.00-2.30

≤0.40

≤0.40

11.5-1.30

0.030

0.030

--

--

 Available size

Round Bar

Diameter

Length

20-300mm

2000-6000mm

Flat Bar

Thickness

Width

20-300mm

205-610mm

 Heat treatment

Quenching

Tempering

Heating Temperature

Cooling

Hardness

Heating Temperature

Cooling

Hardness

950-980

Oil

≥60

180-200

Air

≥60

400

Air

54-58