 |
Steel backed lead bronze lined bearing material for lubricated applications, high load capacity and good fatigue properties, have been widely used in automo-tive, common industriallike steering gear, power steering, pedal bushes, king-pin bushes, tailgate pivots, mechanical handing, lifting equipment,hydraulic motors, agricultural machines etc. |
|
Chemical Compositions, Characteristics and Application |
Types of Material |
Specifications of Bronze alloy |
Alloy Hrdness |
Characteristics and Application |
JF-930 |
CuSn6.5P0.1 |
HB(60-90) |
Lead Free |
JF-850 |
CuSn6Zn6Pb3 |
HB(40-80) |
Staring Motor |
JF-800 |
CuPb10Sn10 |
HB(60-90) |
The strongest material type, wide application scope. |
JF-750 |
CuPb24Sn1 |
HB(45-70) |
Link Arm |
JF-720 |
CuPb24Sn4 |
HB(45-70) |
Link Arm |
|
|
Tech.Data |
Max.Load |
Static |
250N/mm2 |
Dynamic |
140N/mm2 |
Max.linear speed |
2m/s |
PV limit |
2.8N/ mm2.m/s |
Shear resistance strength |
350N/ mm2 |
|
Yield strength |
240N/ mm2 |
Temp. limit |
-40℃∽+250℃ |
Friction coeff. |
0.08~0.20 |
Thermal conductivity |
60W(m.k |
Coeff.of linear expansion |
14.10-6K-1 |
|
|
Wall Thickness of The Machinable and Non-machinable Bore of JF-800 Bushes and Their Tolerances |
Norminal Thiickness |
Tolerances of Series B(non-machinable) |
Tolerances of Series C(non-machinable) |
1 |
-0.025 |
+0.25
+0.15 |
1.5 |
-0.030 |
+0.25
+0.15 |
2 |
-0.035 |
+0.25
+0.15 |
2.5 |
-0.040 |
+0.30
+0.15 |
3 |
-0.045 |
+0.30
+0.15 |
3.5 |
-0.050 |
+0.30
+0.15 |
|
|
 |
Click Here to Look more Parameters |