info@cf-steel.com.cn
+86-769-8531 0228

ROUND BARS

Circle Four Metal Materials

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33.gif Plastic Tool Steel:1.2311/1.2312/1.2738/1.2083/1.2316/1.2735 etc.

33.gif Cold Work Tool Steel:1.2379/1.2080/1.2601/1.2510 etc.

33.gif Hot Work Tool Steel:1.2343/1.2344/1.2714 etc.

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D2/1.2379/SKD11 Cold Work Round Bar

1. MAIN APPLICATION

1For cold work moulds with high precision, long service life requirements, such as punching die, cold extruding mould, precision measuring tool.

 

2.DELIVERY CONDITION

EF or ESR, Hot rolled Black surface or milling

Annealed, hardness:HB207~255

Hardness: annealed to HB 220-230

Width: 250~610mm  Thickness:20~200mm

Rounds: dia 20-300mm

 

3.CHARACTERISTICS

Good hardenability, high tough resistance, high oxidation resistance

 

4.DILEVERY

Mill deliver condition, without sawing or cutting


Details

5.CHEMICAL ANALYSIS

GRADES

C

Si

Mn

P≤

S≤

Cr

Mo

Other

1.2379

1.50-1.60

0.10-0.40

0.15-0.45

0.030

0.030

11.0-12.0

0.60-0.80

V0.90-1.10

D2

1.40-1.60

0.30-0.50

0.30-0.50

0.030

0.030

11.0-13.0

0.70-1.20

V0.80;Co0.60

Cr12Mo1V1

1.40-1.60

0.60

0.60

0.030

0.030

11.0-13.0

0.70-1.20

V0.50-1.10;Co1.00

SKD11

1.40-1.60

0.40

0.60

0.030

0.030

11.0-13.0

0.80-1.20

V0.20-0.50

6. COMPARED GRADES

USA

German

Japan

AISI

DIN

JIS

D2

1.2379

SKD11

 

7.HEAR TREATMENT(FOR REFERENCE)

Quenching

Tempering

Heating Temperature℃

Cooling

Hardness/HRC

Heating Temperature℃

Cooling

Hardness/HRC

980-1040

Oil or Air

60-65

180-220

Air

60-64

1060-1100

60-65

510-540

Air

60-64


Company Profile

Circle Four Metal Materials Co.,Ltd., an ISO 9001-2008 certified steel service center located in Dongguan City, South of China. Since our foundation in early 2008, we have been specializing in mould steel selling, mould bases making and custom machined steel products along with on time delivery. With our state of art facilities totaling 5000 sq.

Contact Us

Add: No.38 XinGang Road, XinNongCun, XinAn, Chang'an Town, Dongguan City, Gunagdong Province, China

Tel: +86-769-8531 0228
Fax: +86-769-8531 8807

E-mail: info@cf-steel.com.cn

Sales Manager
Mr. Gerry Cheng
+86-137 9498 1366
gerrycheng@cf-steel.com.cn

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