High Toughness H13 1 2344 Skd61 Hot Work Tool Steel - China

High toughness H13 1.2344 SKD61 Hot Work Tool Steel

Product Details

Chemical Composition (%)

Standard Steel Grade C Si Mn P S Cr Mo V W

DIN 1.2344 0.37-0.42 0.90-1.20 0.30-0.50 0.030 0.030 4.80-5.50 1.20-1.50 0.90-1.00 -　

ASTM H13 0.32-0.45 0.80-1.20 0.20-0.50 0.030 0.030 4.75-5.50 1.10-1.75 0.80-1.20 -　

GB 4Cr5MoSiV1 0.32-0.42 0.80-1.20 0.20-0.50 0.030 0.030 4.75-5.50 1.10-1.75 0.80-1.20 -　

Specification 1.2344 Tool Steel

Round bar Diameter Length - Forged round bar：φ50~450 2000~6000 - Rolled round bar：φ10~80 2000~6000 -

Flat bar Thickness(mm) Width(mm) Length(mm) Forged plate：20~300 50~710 2000~6000 Rolled plate：10~65 155~610 2000~6000

Heat Treatment

Soft Annealing(℃) Cooling Hardness(HB) Hardening(℃) In Hardness(HRC)

860-890 Furnace Max.

229 1020-1060 In air, oil, thermal

bath 450-550℃ 52-56 HRC Tempering(℃) 100 200 300 400 450 500 550 600 650 700

HRC 53 52 51 52 53 54 53 50 43 31

N/mm2 1845 1790 1730 1790 1845 1910 1845 1680 1360 995

Quenching technique

Quenching temperature Cooling Hardness HRC Medium Temperature Continuation 1020-1050 Oil or air 20-60 Room temperature 56-58

Forging technique

Heat temperature Start Forging temperature Finish Forging temperature Cooling

1120-1150 1050-1100 900-850 Burial pit or sand cooling

Tempering Technique

Purpose Heating Temperature Heat treatment equipment Cooling Hardness HRC

Eliminate stress, stabilize structures 560-580 Gas furnace or Electric furnace Air 47-49

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Characteristics

1 - Air cooling hardened hot work tool steel, most widely used hot work tool steel.

2 - High toughness and cold and heat-fatigue resistance.

3 - Excellent toughness hot fatigue resistance and certain abrasion resistance at medium temperature.

4 - During air cooling, deformation and oxide skin tendency is small.

Good resistance from the undermining of fusing aluminum.

Delivery condition

Annealing, hardness is below 235HB

Surface: black, machined, painted and other customized.

Risunsteel, based on the over one hundred years’s production history of special steel in Huangshi, provide professional services and material for cutting tool companies, mould companies and other industrial enterprises all over the world for years.

Company Contact:

• Posted By: Hubei Risunsteel Co., Ltd.

• Phone: 13339903897

• Address: Huangshigang district, Huangshi City, Hubei Province, China

• Email:

• Website: https://www.risunsteel.com/

• Business Description: Risunsteel,based on the over one hundred yearss production history of special steel in Huangshi, provide professional services and material for cutting tool companies, mould companies and other industrial enterprises all over the world for years.