序号

Item

牌号

Designation

化学成分 Chemical composition（%）

机械性能

Mechanical Properties of Products

金相组合

Microstructure

C

Si

Mn

Cr

Mo

Ni

Cu

S

P

ak（J/ Cm2）

HRC

Ab（Mpa）

 

1

ZG30Cr5MoRE

0.25-0.35

0.3-1.0

0.3-1.0

4.5-5.5

0.7-1.0

 

 

≤0.045

≤0.045

≥25

≥45

 

M+B+C

2

ZG40Cr5MoRE

0.35-0.45

0.3-1.0

0.3-1.0

4.5-5.5

0.7-1.0

 

 

≤0.045

≤0.045

≥20

≥48

 

M+B+C

3

ZG45Cr3MiMRE

0.40-0.50

0.3-0.8

0.6-1.2

2.0-3.2

0.3-0.5

0.5-1.0

 

≤0.04

≤0.04

≥20

≥50

 

M+ C

4

ZG90CrMoMn

0.85-0.95

0.4-0.8

0.4-0.6

5-8

0.2-0.4

 

 

≤0.04

≤0.04

>7

>50

 

M+ C

5

ZGMn13

1.1-1.4

0.3-1.0

11-14

 

 

 

 

≤0.06

≤0.09

>147

HR≤229

 

A+C

6

ZGMn13r2

1.1-1.4

0.3-1.0

11-14

1.5-2.5

0-0.5

 

 

≤0.06

≤0.08

>80

≤240

 

A+C

7

ZGMn17Cr2

1.1-1.4

0.3-1.0

16-19

1.0-2.0

 

Ti0.2-0.4

 

≤0.06

≤0.08

>50

≤260

 

A+C

8

ZG20Cr25Ni12

≤0.20

≤0.20

≤0.20

24-28

0-0.5

4-6

 

≤0.04

≤0.04

HR≥229

 

590

A+F

9

ZG40Cr24Mi20

0.2-0.5

≤0.20

≤0.20

24-28

0-0.5

11-14

 

≤0.04

≤0.04

 

 

490

A+F

10

KmTBCr15Mo2

0.35-0.45

≤0.20

≤0.20

23-27

0-0.5

19-22

 

≤0.04

≤0.04

 

 

440

A+F

11

KmTBCr15Mo2

2-2.8

≤0.10

0.5-1.0

13-18

0.2-2.5

0-1.0

0-1.2

≤0.06

≤0.10

 

≥53

 

M+A+C

12

KmTBCr20Mo2

2-3.0

≤0.10

0.5-1.0

18-22

0-1.5

0-1.5

0.8-1.2

≤0.06

≤0.10

≥3

≥58

 

M+A+C

13

KmTBCr26

2-3.0

≤0.10

0.5-1.0

23-28

0-1.0

0-1.5

0-2.0

≤0.06

≤0.10

 

≥58

 

M+A+C