名称

品牌

C

Si

Mn

Gr

P

S

硬度

冲击值

特高铬铸球

特高铬铸球

ZQGr26

2.0-3.3

≤ 1.2

0.3-1.5

> 23.0-30.0

≤ 0.1

≤ 0.06

≥ 58

≥3.7J/CM^2

ZQGr20

2.0-3.3

≤ 1.2

0.3-1.5

> 18.0-23.0

≤ 0.1

≤ 0.06

≥ 58

高铬铸球

高铬铸球

ZQGr15

2.0-3.3

≤ 1.2

0.3-1.5

> 14.0-18.0

≤ 0.1

≤ 0.06

≥ 58

≥3J/CM^2

ZQGr12

2.0-3.3

≤ 1.2

0.3-1.5

> 10.0-14.0

≤ 0.1

≤ 0.06

≥ 58

  中铬铸球

ZQGr8

2.1-3.3

≤ 2.2

0.3-1.5

7.0-10.0

≤ 0.1

≤ 0.06

≥ 58

≥2J/CM^2

ZQGr5

2.1-3.3

≤ 1.5

0.3-1.5

4.0-6.0

≤ 0.1

≤ 0.06

≥ 47

低铬铸球

ZQGr2

2.1-3.6

≤ 1.5

0.3-1.5

1.0-3.0

≤ 0.1

≤ 0.06

≥ 45

≥1J/CM^2