318307831 bracket XCMG XE2000 excavator spare parts

XCMG XE2000 Excavator Support (318307831): A Solid Support for the Stable Structure of Mining Equipment

In core mining regions worldwide, such as Indonesia, the Democratic Republic of Congo, and Brazil, the XCMG XE2000 mining excavator, with its ultra-large 12 cubic meter bucket capacity and over 93% mobility, has become a core piece of equipment for efficient mining operations. Within the structural system of this “mining giant,” the support with part number 318307831 acts like a “steel skeleton,” undertaking the tasks of fixing key components and distributing loads. It is a core support component ensuring the stability of the overall machine structure and operational safety.

Original Factory Precise Fit, Perfectly Matching the Overall Machine Structural Layout

The XCMG XE2000 excavator support (318307831) was specifically developed by the XCMG R&D team for the overall structural design and stress distribution of the XE2000, undergoing finite element analysis and actual machine load-bearing testing verification. Its dimensional accuracy is controlled within ±0.5mm, and the mounting hole tolerance is less than 0.3mm, perfectly matching the connection interfaces with key components such as the boom, slewing platform, and hydraulic tank. Whether in the dynamic stress scenarios of heavy-duty excavation or the static support environment during equipment transportation, it can achieve precise docking and installation, completely eliminating structural gaps or stress concentration problems caused by dimensional deviations, providing a seamless support foundation for the entire machine structure.

High-strength materials, structural protection under extreme working conditions

Made of low-alloy high-strength structural steel (Q355ND) through precision welding, with a tensile strength exceeding 550MPa and a yield strength ≥355MPa, possessing excellent resistance to deformation and fatigue. Key load-bearing parts of the support feature a thickened design and rounded transitions. Welds are produced using fully automated submerged arc welding technology, and the welds undergo 100% non-destructive testing to ensure the absence of defects such as porosity and cracks, with weld strength consistent with the base material. The surface undergoes sandblasting (rust removal grade Sa2.5) and multi-layer anti-corrosion coating treatment, with coating adhesion ≥5MPa. In the high humidity, dusty, and vibrating mining environment, its rust resistance is improved by more than 45% compared to ordinary supports, and its service life is extended by more than 3 times.

Optimized stress design enhances structural load-bearing efficiency

Through topology optimization design, the support achieves light weighting while ensuring strength, reducing its weight by 8% compared to traditional designs. Its unique multi-point load-bearing structure can distribute the concentrated load during excavation operations to the entire frame, and can withstand instantaneous impact forces of up to 1200kN without plastic deformation. When the XE2000 excavator is excavating hard rock at full load, it can effectively stabilize the installation position of key components such as hydraulic cylinders and pipelines, avoiding loosening or displacement of components due to vibration, indirectly improving equipment mobility and ensuring operational continuity. For mining companies seeking efficient operations, the XCMG XE2000 support frame (318307831) is not only a high-quality structural component but also a “steel foundation” ensuring the safety of heavy-duty operations. Choosing original equipment manufacturer (OEM) parts means choosing structural reliability that perfectly matches the performance of the XE2000 excavator, providing solid structural support for efficient mining operations.

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318307828 pipe clamp assembly

1 318307831 1 BRACKET
2 329900298 2 THICKENED LARGE WASHER
3 805046632 2 BOLT M12×35 GB/T5782-2000
4 318006991 1 PIPE CLAMP ASSEMBLY