PRODUCTGRADEEQUIVALENT STANDARDCHEMICAL COMPOSITION (%)SUPPLY CONDITIONAPPLICATIONTYPE OF APPLICATION
AISIDINJISCSiMnCrMoNiVWOth.
Plastic Mould Steel
1.2738

P20 Mod (P20 Ni), M238, SP400

40CrMnNiMo8-6-4

0.35-0.45

0.2-0.4

1.3-1.6

1.8-2.1

0.15-0.25

0.9-1.2

P/0.03, S/0.03

Pre-Hardened 285-325 HBNi-Cr Alloyed, good toughness, resistant to high pressure-corrosion, good polishability suitable for mirror finished-plastic moulds, car parts
1.2312

P21 / P20+S, (PH42 ESR)

10Ni3MnCuAl,
(40CrMnMoS 8-6)

0.15

0.3

1.5

0.3

0.3

3.0

Cu/1, Al/1

Pre-Hardened < 300 HBHigh-Hardness with V-Mo mixture, tough, resistant to abrasion, good polishability suitable for mirror finished moulds, mould components
1.2311

P20, (SP300, BMO30, A681)

40CrMnMo7

0.35-0.45

0.20-0.40

0.30-1.60

1.80-2.10

0.15-0.25

P/0.035, S/0.035

Pre-Hardened 280-325 HBPre-Hardened, tough, resistance to abrasion, good polishability, suitable for making large plastic injection moulds, dies, machinery parts
Stainless Mould Steel
1.4125

440C

X105CrMo17

440C, N695

0.95-1.2

1.0

1.0

16.-18

0.4-0.8

P/0.04, S/0.03

max 285HBHigh Carbon, Cr Alloyed, tough, resistant to abrasion-corrosion-rust resistant, good sharpness, suitable for stamping-rolling moulds, cutting tools, surgical equipments
1.4006

410

X12Cr13

410

0.8-0.15

1.0

1.5

11.5-13.5

1.0

1.0

P/0.04, S/0.015

max 220 HBCr Alloyed, tough, resistance to chemical corrosion-friction, good machinability and polishability, suitable for making cylinders, valves, pumps, blades, bows
1.2316

420F Mod

X38CrMo16

UPS3, HPM77

0.33-0.45

1.0

1.5

15.5-17.5

0.8-1.3

1.0

P/0.03, S/0.03

max 235 HBChromium alloyed, tough, strong, resistant to corrosion of chemical, polishable suitable for making plastic moulds, PVC dies, rollers, cutting knifes
1.2083

420

X42Cr13, 4Cr13

420J2, HPM38

0.36-0.42

1.0

1.0

12.5-14.5

P/0.03, S/0.03

max 230 HBCr Alloyed has a good structure, resistant to corrosion-friction-high pressure, good polishability suitable for plastic injection moulds