Die Steel Round Bar

Minimum Order Quantity

200 Kg

Coefficient of thermal expansionat Degree C

20-700 Deg C

Cooling

Furnace

Hardening Degree C

1040-1060 Deg C

Hardness after quenching HRC

52 HRC

Hardness HB

Max 185

Quenching

Oil or Hot Bath 500-550 Degree C

Soft annealing Degree C

740 - 800 Deg C

Surface Finish

Galvanized

Shape

Round

Material

Spring Steel

Diameter

71 - 300 mm

Single Piece Length

3 - 18 Meter

Usage/Application

Construction

STANDARDS

X210CrW12

H10

DIN 2365

AISI H10

AFNOR 32CDV12-28

C

Si

Mn

P

S

Cr

Mo

V

0.28-0.35

0.10-0.400000

0.20-0.40

0.003 max

0.030max

2.70-3.20

2.50-3.00

0.40-0.75

USA

Germany

Japan

British

AISI / SAE

DIN, WNr

JIS G4404

BS 4659

H10 / T20810

1.2365 / 32CrMoV12-28

SKD7

BH10

Coefficient of Thermal Expansion at °C

10¯??? m / (m*K)

20-100

11.7

20-200

12.4

20-300

12.7

20-400

13.2

20-500

13.5

20-600

13.7

20-700

13.8

Thermal Conductivity at °C

W / (m*K)

20

32.6

350

34.4

700

32.4

Soft Annealing °C

740-800

Cooling

Furnace

Hardness HB

max. 185

Hardening °C

1040-1060

Quenching

Oil or Hot Bath 500-550°C

Hardness after quenching HRC

52

Tempering°C after quenching

100

210

300

400

500

550

600

650

700

HRC

51

50.5

50

50

53

51

48

41

34