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440C


DAIDO : 440C - ESR

440C

JISAISIWNrDIN
-440C-1.4125


CHEMICAL COMPOSITION(Typical Analysis %)

CSiMnCrNiMo
1.050.300.4017.000.200.50

STEEL PROPERTIES

Hardenable stainless tool steel. High wear resistance



PHYSICAL PROPERTIES

Thermal coductivity W/(m.K)  20°C/15


Coefficient of linear thermal expansion

10-1 °C-120-100°C20-200°C20-300°C20-400°C20-500°C20-600°C20-700°C
9.810.811.411.712.012.212.4


APPLICATIONS

High quality cutting components. surgical instruments, small stainless ball bearings



HEAT TREATMENT

SOFT ANNEALING(°C)COOLINGHARDNESS (HB)
710-740FURNACEMAX. 230

HARDENING FROM(°C)INHARDNESS AFTER QUENCHING (HRC)
1000-1050OIL, AIRMIN. 58

TEMPERING (°C)100200300400500600700
HARDNESS (HRC)59575455553931

TEMPERING DIAGRAM

TIME - TEMPERATURE - TRANSFORMATION DIAGRAM

FOLLOW US

ADDRESS
Cheras Jaya Main Office
Lot 2, Jalan CJ 1/6C,
Kawasan Perusahaan Cheras Jaya,
43200 Selangor,
Malaysia.

CONTACTS
Email: info@phh.com.my
            : sales@phh.com.my

Telephone: +60 3 9075 6800 / 1700 81 6866
Fax: +60 3 9075 6866 / 1700 81 0386

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