| Model: | Steel Bushing |
|---|---|
| Brand: | Yuanneng |
| Origin: | Made In China |
| Category: | Industrial Supplies / Mining Machine |
| Label: | Steel Bushing , bushing |
| Price: |
-
|
| Min. Order: | 1 pc |
| Live Chat: | Last Online:02 Dec, 2013 |
characteristics
|
Item |
Material |
Heat treatment |
Surface treatment |
Lubricating type |
Application |
|
High frequency quenching |
45、40Cr |
Normalizing or quenching & tempering, high frequency quenching . |
Phosphatizing or vulcanizing |
Spiral grooves, Dual-8 shape oil grooves, Cross shape grooves，trip－circle oil grooves |
Excavator， Loader ， Crane |
|
Carburizing and quenching |
20、20CrMnTi、20CrM etc. Low carbon steel or low carbon alloy steel
|
Surface hardness 56 to 62HRC, and carburizing layer 0.8 to 1.2mm
|
Phosphatizing or vulcanizing or Sprayed plating graphite. |
Dual-8 shape oil grooves, Cross shape grooves，trip－circle oil grooves , oil pits |
Excavator， Heavy duty Loader ，
|
|
Whole quenching |
40C etc. Middle carbon alloy steel |
40~52HRC. |
Phosphatizing or vulcanizing |
Dual-8 shape oil grooves, Cross shape grooves，trip－circle oil grooves |
Loader |
Tech-parameter
|
Item
|
Friction factor |
Critical using temperature
|
Critical dynamic load |
Critical sliding speed |
Wearability |
Anti-impact ability
|
Anti-corrosion ability |
Oiling interval time |
|
High frequency quenching |
0.17 |
350℃ |
250N/mm2 |
1.5m/s |
+++ |
++++ |
+++ |
+++ |
|
Carburizing and quenching |
++++ |
++++ |
+++ |
++++ |
||||
|
Whole quenching |
200N/mm2 |
++ |
+++ |
+++ |
++ |
