Main specification:

1. Body Material:40Mn2, surface hardness HRC52-60,hardeness depth 8-20mm. Forging, Rough, Automatic welding, Overall zan fire, Quenched, Shot, Finish turning. 

2. Bearing Material: 50Mn, surface hardness HRC52-60,hardeness depth 3-6mm.  Forging, Rough, Lf quenched, Drilling finish, High-frequency  quenching,  Fine grinding,  washing  recipe.

3.Floating seal material: centrifugal casting,high alloy contact. hardness HRC65-72,  face roughness 0.1µm-0.2µm.

4.Bolts material: 45#steel plating color Grade 10.9.

5.O-ring: have better oil leaking resistance and high-temperature resistance

6.Technique: forging

7.Certification: ISO9001:2000

8.Warranty time: 6 months 

9. Excavator undercarriage parts track roller wheel color:black or yellow

Our company information

Our company is Jining Sanye Construction Machinery Co.,ltd,We has specialized in heavy construction equipment for fifteen years With the principle of "Good quality, the best services, reasonable prices", and we are a manufacture factory of bulldozer and excavator undercarriage in china.

We have advantages on :

1) bulldozer and excavator undercarriage manufacture factory.

2) all parts for bulldozer D60,D65,D80,D85,D155,D355

3) all kinds of Shantui bulldozer parts ,the main model is SD13,SD16,SD22,SD23,SD32,SD42

4) excavator spare parts PC60, PC130, PC200, PC220, PC300, PC360, PC400, PC450

5) Liugong loader spare parts

6) track shoe and track link for Shantui ,Hitachi ,doosan,Volvo …

7) main pump , final drive and swing motor…

 More Compeitive products:

Should you need the product,

pls advise your machine brand & model,

or offer the Part NO. Thank you!

Means of transport: by sea/by train/by air

Export standard packing (water proof,damp proof and mould proof), and can  be customized.

Payment terms: T/T before shipment

If need more details,please contact us .We will reply you as soon as possible and give you the best service .Wish good cooperations!