USBCO Steels: Products > Hot Working Tool Steels

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P r o d u c t s

Hot Working Tool Steels
Hot-work steels contain chromium, tungsten, and molybdenum. Their properties are matched specifically to high-temperature applications. They are used for hot-work tools, die casting tools, extrusion tools, etc.

The properties of this category steel are:

Ravne	W. No.	DIN	AISI/Sae	JIS
PK 2 SP ESR	1.4057	20 CrNi 172		SUS 431
UTOP33 - EFS	1.2365	36 CrMoV 12-98	H-10
UTOP EX2	1.2714	56 NiCrMoV 7	L-6	~SKT4
UTOP MO1 - EFS	1.2343	X 38CrMoV 5-1	H-11	SKD-6
UTOP MO2 - EFS	1.2344	X 40CrMoV 5-1	H-13	SKD-61
UTOP MO4	1.2345	X 50CrMoV 5-1
UTOP2	1.2581	X 30WCrV 9-3	H-21	SKD-5
UTOP MO7	(DIEVAR)	ASSAB

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

1.4057

PK2SP ESR

0.15

1.0

1.5

15.5

Ni 1.6

Applications : Shafts, valves, components for dairies, machine building & paper industry.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

H10

1.2365

UTOP33 EFS

0.32

0.25

0.3

2.95

2.8

0.55

Applications : Heavy metal inner linings, extrusion rams, piercing mandrels, die inserts, heavy metal diecasting tools, pressing die cast moulds. Tools for production of screws forging machines. Suitable for hobbing.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

1.2714

UTOPEX2

0.55

0.25

0.75

1.10

0.50

0.10

Ni 1.70

Applications : Standard Steel for forging dies of all kinds, mandrels, die holders, armoured trim dies, hot shear blades. Forge drop hammer dies for deep engravings, moulding part dies.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

H11

1.2343

UTOPMO1 EFS

0.38

1.0

0.40

5.1

1.25

0.4

Applications : Primarily for processing for light metal alloys. For die-casting & forging of non ferrous alloys, Dies, mandrels, punches, knives, plastic moulds, screws & barrels for plastic processing, shrink rings, hot shear blades.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

H13

1.2344

UTOPMO2 EFS

0.40

1.05

0.40

5.15

1.35

1.0

Applications : Pressure casting dies & metal extrusion tools for processing light metals, forging dies, moulds, screws & barrels for plastic processing, nitrided ejectors, hot shear blades.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

~H13

1.2345

UTOPMO4

0.5

0.95

0.30

5.0

1.35

0.90

Applications : Industrial cutters for cold & hot cutting. Pressing tools for non-ferrous metals & for hot pressing of steels. Dies & tools for cutting plastics.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

H21

1.2581

UTOP2

0.30

0.23

0.30

2.65

0.30

8.75

Applications : Pressure casting moulds, cores, dies for production of non-ferrous metals & for hot extrusion. Not to be ised for water colled-tools.

Grades

Average Chemical Compositon %

Aisi No.

Werk No.

Ravne Grade

Si.

Mn.

Cr.

Mo.

Co.

Oths.

1.2367

UTOPMO7

0.38

0.40

0.45

5.0

3.0

0.55

Applications : Wear resisting tools, pressure die casting tools, pressing tools for light & heavy metals.

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