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SKD61 Alloy Mould Steel GB 4Cr5MoSiV1 Steel

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Dongguan Bo Yunte Metal Co., Ltd

SKD61 Alloy Mould Steel GB 4Cr5MoSiV1 Steel

Place of Origin : China
Brand Name : BYT
Model Number : SKD61
Certification : SKD61
Dimensions : 12-1000mm
Standard : AISI ASTM BS DIN GB JIS
Price : FOB 999~2500 USD/Ton
Packaging Details : base on Buyer‘s requirement
Delivery Time : 15 days
Payment Terms : L/C T/T
Supply Ability : 5000Ton
MOQ : 20Ton
Port : Shengzhen
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SKD61 Alloy Mould Steel GB 4Cr5MoSiV1 Steel 1.2344


Manufacturer steel bar h13,alloy steel h13 forged steel

1).Steel Grade

GB

AISI

DIN

JIS

4Cr5MoSiV1

H13

X40CrMoV51

(1.2344)

SKD61

2).Advantages:

High resistance to heat checking.
Excellent resistance to thermal shock.
Good size stability.
Good red hardness.

It’s used as dies for hot squeezing mold, forging mold and embedded lomp, hot forming steels, brass, aluminium and its alloys, hot work shear blades, etc.

3).Mechanical Property

Annealed Hardness: HB241

Quenching Hardness: HRC 56~58

4).Delivery Condition

Forged + Annealed + Machining (Peeled/Turned)

5).Size Availability

We offer different types of steels, including square, flat and round.

Reference Size


Diameter

(mm)

Length

(mm)

Width

(mm)

Thickness

(mm)

Plate/Sheet

————

2000-6000

70-600

20-200

Round

50-900

2000-6000

70-600

20-200

Bothelectric steelandelectroslag steel/Standard and Non-standard

are avaliable.

6).Chemical Composition (%):

Grade

C

Si

Mn

P

S

Cr

Mo

V

1.2344

0.35-0.42

0.80-1.20

0.25-0.50

≤0.030

≤0.020

4.80-5.50

1.20-1.50

0.85-1.15

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

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

7).Properties:

Hot work tool steel with high level of resistance to thermal shock and fatigue, excellent hot tensile strength properties, high hot wear resistance, good machinability and polishability, fine grain size with high level toughness, dimensional stability, extra fine structure without grain boundary carbide, nitridable, contains low P and S alloys, admits water cooling.


8).Applications:

Highly stressed hot work tools and dies, pressure casting dies for light metals, mandrels, dies, liners, dieholders, bolsters, stems, punches, dummy blocks and containers for metal tube and rod extrusion tools, hot shear blades, hot forming and forging dies for steels, brass and aluminum, tools and dies for the manufacture of hollow bodies, screws,nuts, rivets and bolts, moulds, worms and cylinders for the processing of plastics, press dies and die inserts, rolls for profiling tools,hot extrusion equipments, trimming tools, plastic moulding dies, severe cold punching, scrap shears, shrink rings, wear

resisting parts, cold heading die casings, hot gripper and header dies, nitrided ejectors.

9)Heat Treatment:

Annealing: 750 - 800 °C

Hardness after annealing: Max. 205 HB

Stress relieving: 600 - 650 °C

Hot forming: 900 - 1100 °C

Hardening: 1020 - 1080 °C

Quenching media: Oil, Salt bath ( 500 - 550 °C ), Air

Hardness after quenching: 52 - 56 HRC Oil, Salt bath; 50 - 54 HRC Air

Hardness after tempering:

Tempering °C

400

500

550

600

HRC

54

55

54

50



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