产品规格 Specification
球径(mm)Ball Diameter
|
Φ10
|
Φ12.7
|
Φ15
|
Φ17
|
Φ20
|
Φ25
|
Φ30
|
Φ40
|
Φ50
|
Φ60
|
Φ70
|
Φ80
|
Φ90
|
Φ100
|
Φ110
|
Φ120
|
Φ125
|
Φ130
|
化学成份Chemical Composition
名 称
Name
|
化学成份Chemical Composition
|
多元球Ⅰ
Multiple ball Ⅰ
|
C
|
Si
|
Mn
|
Cr
|
P
|
S
|
Mo
|
AI
|
1.8-3.2
|
0.3-1.5
|
0.3-1.5
|
4.0-6.0
|
≤0.1
|
≤0.1
|
≤0.5
|
≤0.1
|
Ti
|
Ni
|
Cu
|
Nb
|
Zr
|
V
|
B
|
Mg
|
≤0.5
|
≤0.5
|
≤0.8
|
≤0.2
|
≤0.5
|
≤0.5
|
≤0.1
|
≤0.1
|
多元球Ⅱ
Multiple ball Ⅱ
|
C
|
Si
|
Mn
|
Cr
|
P
|
S
|
Mo
|
AI
|
1.8-3.2
|
0.3-1.5
|
0.3-1.5
|
7.0-9.0
|
≤0.1
|
≤0.1
|
≤0.5
|
≤0.1
|
Ti
|
Ni
|
Cu
|
Nb
|
Zr
|
V
|
B
|
Mg
|
≤0.5
|
≤0.5
|
≤0.8
|
≤0.2
|
≤0.5
|
≤0.5
|
≤0.1
|
≤0.1
|
力学性能与金相组织 Properties and Microstructure
名 称
Name
|
表面硬度
(HRC)
|
冲击值
Ak(J/cm2)
|
金相组织
Microstructure
|
落球冲击疲劳寿命
Time of Falling Balls
|
多元球Ⅰ
Multiple ball Ⅰ
|
≥48
|
≥2.5
|
P+C
|
≥10000
|
多元球Ⅱ
Multiple ball Ⅱ
|
≥52
|
≥3.0
|
M+C
|
≥12000
|
P—珠光体 Pearlite M—马氏体 Martensite C—碳化物 Carbide
|