Hot tool Steel

Hot tool Steel
Hot tool Steel
Product Code : 24
Product Description

Our in-depth knowledge and industrial expertise has enabled us to emerge as a reputed supplier of Hot Tool Steel. Our steel with good toughness include tungsten, chromium, carbon and vanadium usually with working hardness is 40.0 to 55.0 HRC. We procure this steel from the trusted and reputed vendors of the market. Hot Tool Steel is mainly used for hot-working dies and tooling, e.g., die casting, extrusion and hot-forming of parts. Clients can avail our steel in different sizes and specifications as per their requirements. We offer this steel at pocket friendly prices.

Features:

  • Light in weight
  • High tensile strength
  • Dimensional accuracy

 

Hot Die Steel H -21(DIN-1.2581) Fastner Die

Steel Properties : Hot work steel with good toughness include tungsten Chromium Carbon Vanadium usually is working hardness is 40.0 to 55.0 HRC size available in round, flat and square.

Chemical Composition :(%)

C

Si

Cr

Mn

V

0.26-0.36

0.15-0.50

3.00-3.75

0.15-0.40

0.30-0.60

Standards : AISI H21 AFNOR 32CDV12-28


Physical properties :

Coefficient of thermal expansion

at °C

20 -100

20 -200

20 -300

20 -400

20 -500

20 -600

20 -700

10-6 m/(m. K)

11.2

11.9

12.2

12.5

12.8

13.0

13.2



Thermal conductivity

at °C

100

400

675

W/(m • K) Quenched and tempered

27.0

29.8

29.1


Applications :
The H21 tungsten hot-work tool steels are mainly used for hot-working dies and toolings, e.g., die casting, extrusion and hot-forming of parts.


Heat Treatment :

Soft annealing °C
780- 810

Cooling
slowly

Hardness HB
max. 240

Stress-relief annealing °C
approx. 600 - 650

Cooling
Air cooling

 

Hardening °C
1000-1130
Quenching
Air, oil or warmbath,
600 -650 °C
Hardness after quenching HRC
53


Tempering °C

100

200

300

400

500
550
600
650
700

HRC

49

49

49

49

51
51
50
46

36

 
     Diagram
 
Time temperature transformation diagram
 
tempering diagram

 

Our in-depth knowledge and industrial expertise has enabled us to emerge as a reputed supplier of Hot Tool Steel. Our steel with good toughness include tungsten, chromium, carbon and vanadium usually with working hardness is 40.0 to 55.0 HRC. We procure this steel from the trusted and reputed vendors of the market. Hot Tool Steel is mainly used for hot-working dies and tooling, e.g., die casting, extrusion and hot-forming of parts. Clients can avail our steel in different sizes and specifications as per their requirements. We offer this steel at pocket friendly prices.

Features:

  • Light in weight
  • High tensile strength
  • Dimensional accuracy

 

Hot Die Steel H -21(DIN-1.2581) Fastner Die

Steel Properties : Hot work steel with good toughness include tungsten Chromium Carbon Vanadium usually is working hardness is 40.0 to 55.0 HRC size available in round, flat and square.

Chemical Composition :(%)

C

Si

Cr

Mn

V

0.26-0.36

0.15-0.50

3.00-3.75

0.15-0.40

0.30-0.60

Standards : AISI H21 AFNOR 32CDV12-28


Physical properties :

Coefficient of thermal expansion

at °C

20 -100

20 -200

20 -300

20 -400

20 -500

20 -600

20 -700

10-6 m/(m. K)

11.2

11.9

12.2

12.5

12.8

13.0

13.2



Thermal conductivity

at °C

100

400

675

W/(m • K) Quenched and tempered

27.0

29.8

29.1


Applications :
The H21 tungsten hot-work tool steels are mainly used for hot-working dies and toolings, e.g., die casting, extrusion and hot-forming of parts.


Heat Treatment :

Soft annealing °C
780- 810

Cooling
slowly

Hardness HB
max. 240

Stress-relief annealing °C
approx. 600 - 650

Cooling
Air cooling

 

Hardening °C
1000-1130
Quenching
Air, oil or warmbath,
600 -650 °C
Hardness after quenching HRC
53


Tempering °C

100

200

300

400

500
550
600
650
700

HRC

49

49

49

49

51
51
50
46

36

 
     Diagram
 
Time temperature transformation diagram
 
tempering diagram

 

Contact Us

Plot No. 13 A, Gala No. - 3/4/5, Magzine Street, Near Devi Dayal Compound, Darukhana, Reay Road East, Mumbai, Maharashtra, 400010, India
Phone :+917042313342