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Your present location:Home >> Products >> Cold Work Tool Steel >> O1,1.2510,SKS3 >> O1/1.2510/SKS3 Cold Work Tool Steel
  • Product Name: O1/1.2510/SKS3 Cold Work Tool ...
  • Product ID: 2601
  • Views : 373

China manufacturer with reliable anstable quality, timely delivery.

Chemical Composition%

Standard

Steel Grade

C

Si

Mn

P≤

S≤

Cr

Mo

V

W

DIN

1.2510

0.90-1.05

0.15-0.35

1.00-1.20

0.035

0.035

0.50-0.70

-

0.05-0.15

0.50-0.70

ASTM

O1

0.85-1.00

0.10-0.50

1.00-1.40

0.030

0.030

0.40-0.60

-

0.30

0.40-0.60

GB

9CrWMn

0.85-0.95

≤0.40

0.90-1.20

0.030

0.030

0.50-0.80

-

-

0.50-0.80 

 

 

Specification

 

Round bar

Diameter

Length

-

Forged round bar:φ50~280

2000~6000

-

 Rolled round barφ10~80

 2000~6000

-

Flat bar

Thickness(mm)

Width(mm)

Length(mm)

Forged plate20~300

50~710

2000~6000

Rolled plate10~65

155~610

2000~6000

 

Characteristics

1.O1/1.2510/SKS3 is a kind of low-alloy cold work tool steel.

2.With certain hardenability and abrasion resistance, homogenous and small-particle carbides.

 

Application

Used for manufacturing cold punching molds with no big cross section and complicated shape as well as different measuring gauges and tools, etc.

 

Delivery condition

Annealed, hardness≤235HB

 

 Heat treatment

 Annealing after forging

 

 Forging Technique

Item

 

  Heat temperature

   Start forging temperature

 Finish forging temperature

Cooling

steel ingot

1150-1200

1100-1150

≥850

Retarded cooling

steel billet

1100-1150

1050-1100

≥850

Retarded cooling

 

Preheat temperature

Heat temperature

Cooling

Hardness HRC

medium

medium temperature

cooled down to oil temperature

650

820-840

Oil

20-60

64-66

 

 Tempering temperature:

Heating medium

Cooling medium

Hardness HRC

160-180

oil

air

≥61

170-230

oil

air

60-62

230-275

oil or alkaline water

air

56-60