Bulldozer Track Chain Assembly 6Y4099 9G2431 Fit For Caterpillar D7H

Bulldozer Track Chain Assembly Fit For Caterpillar D7H Part Number: 6Y4099 9G2431

D7H bulldozer track chain part number:

BERCO CR4455/40, CR5069/40

CATERPILLAR 239-6875, 6Y1141, 9G2423

ITM G01070H2M00040, G01070H2S00040

KOMATSU ALL MAKES ZZYU0019

VPI VCR5069/40V

D7H bulldozer track shoe part number:

BERCO CR4469/20

CATERPILLAR 9G2430

ITM Z01071H0N0508V

When selecting high-quality dozer track assembly, it is essential to pay attention to the characteristics of their component parts. These components include the bulldozer track chain, bulldozer track shoes, and bolts and nuts . Here are the key features of these components:

Bulldozer Track Shoes:

Material: Track shoes are typically made from high manganese steel, as this material undergoes work hardening under impact loads, forming a hard and wear-resistant surface layer while maintaining the toughness and plasticity of the inner structure.

Shape and Design: Track shoes are categorized based on their ground contact shape into single-grouser, double-grouser, and triple-grouser designs. Single-grouser track shoes are mainly used for bulldozers and tractors, as they require high traction capacity when in operation. Additionally, there are wetland triangular track shoes that are suitable for various terrain conditions.

Wear Resistance and Strength: Good wear resistance can extend the service life of track shoes and reduce the frequency of replacement. High strength and good toughness are key to the track shoes' ability to withstand external impacts and pressures.

Bulldozer Track Chain:

Design and Manufacturing: Chains, as a critical component of the track assembly, need to possess sufficient strength and durability to meet the operational requirements of bulldozers in various conditions. Bulldozer chains are generally classified into dry chains and oil chains; oil chains are more durable and costlier, and they can be procured based on specific needs.

Bolts and Nuts :

Material and Grade: High-strength hex bolts and nuts are typically used as fasteners, with a hardness rating usually at grade 8.8 or higher. To ensure the hardness of the components, appropriate heat treatment processes must be employed.

Function Testing: The quality characteristics of bolts and nuts directly affect the quality of the bolt connections during assembly. Function testing is the most important analytical method for assembly processes, determining the mechanical properties and functions of the fastening components, thereby ensuring their quality.

Dimensions and Shape: The overall dimensions, shape, head type, length, material, thread type, and intended use of bolts and nuts are all primary characteristics.

In summary, when selecting high-quality dozer track assemblies, it is essential to ensure that the track shoes are made from high manganese steel and have good wear resistance and strength; the chain is rationally designed with adequate strength and durability; and the bolts and nuts have high strength, high hardness, and undergo rigorous function testing to ensure connection quality.