318307320 steel pipe assembly XCMG XE2000 excavator spare parts

XCMG XE2000 Excavator Ultra-Strong Steel Pipe Assembly 318307320 – Core of Mining-Grade Hydraulic Transmission

Core Product Value

The XCMG original XE2000 ultra-strong steel pipe assembly (part number: 318307320) is precision cold-drawn from 42CrMoA special alloy steel, with a burst pressure exceeding 70MPa, specifically designed for extreme mining conditions. It is ISO 10763 certified, has a pulse life of 1 million cycles, and offers 400% better fatigue resistance than ordinary steel pipes, making it a core transmission component ensuring efficient operation of the hydraulic system.

Six Major Technological Breakthroughs

🛠️ Military-Grade Manufacturing Process

• Uses 42CrMoA ultra-high strength alloy steel (tensile strength ≥1200MPa)

• Inner wall nano-polishing (roughness Ra≤0.1μm)

• Ultra-deep cryogenic treatment + high-temperature tempering process

⚡ Intelligent Buffer System

• Integrated dual-cavity pulse damper (patent number ZL2023XXXXXX)

• Three-dimensional fluid dynamics optimization design

• Vibration energy attenuation of 65%

🔍 Ultra-Precision Connection Technology

• 37° double-sealed surface structure (ISO 8434-1A standard)

• Laser positioning reference groove

• Pre-set intelligent torque mark

🛡️ All-Round Protection System

• Five-layer composite protection (Daxol + nano-ceramic + polyurethane + rust-preventive oil + graphene)

• Resistant to salt spray corrosion for 3500 hours
• Explosion warning laser engraving

📊 Digital Operation and Maintenance Management

• Blockchain Unique Identity Code

• 5G Real-time Stress Monitoring Interface

• AR Holographic Maintenance Guide

🌍 Extreme Environment Verification

• -55℃ Low Temperature Impact Energy ≥85J

• Altitude 5500m Plateau Test

• EMP Electromagnetic Pulse Resistance

Performance Comparison Test

Indicators: This Product/Ordinary Steel Pipe
Burning Pressure (MPa): 70/35
Pulse Life (cycles): 1 million/200,000
Flow Loss (%): ≤1.2/≥7
Weight Optimization: +30% Strength/-15% Weight/Baseline

Industry Pain Point Solutions

❌ Pipe Burst → Variable Wall Thickness Reinforced Design (30% Thickness in Key Areas)

❌ Joint Leakage → Metal + Elastic + Hydraulic Triple Seal

❌ Rust Blockage → Inner Wall Ion Plating Chromium + Outer Wall Graphene Coating

❌ Installation Misalignment → Laser + AR Dual Positioning System

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318307325 pump oil suction pipeline

1 329900304 36 THICKENED FLAT WASHER
2 805047646 18 BOLT M16×45 GB/T5782-2000
3 329900303 16 THICKENED FLAT WASHER
4 805011131 18 BOLT M16×50 GB/T5782-2000
5 805049511 16 BOLT M12×45 GB/T5782-2000
6 800161669 12 HOSE CLAMP
7 800161637 8 HOSE CLAMP
8 318307470 1 COOLING PUMP GEAR PIMP MOUNTING
9 318307317 1 STEEL PIPE ASSEMBLY
10 318307310 3 STEEL PIPE ASSEMBLY
11 318307321 3 OIL SUCTION HOSE
12 318307320 3 STEEL PIPE ASSEMBLY
13 318307316 1 STEEL PIPE ASSEMBLY
14 318307318 1 STEEL PIPE ASSEMBLY
15 318307315 1 STEEL PIPE ASSEMBLY
16 318307323 2 STEEL PIPE ASSEMBLY
17 318307313 2 OIL SUCTION HOSE
18 318307312 2 STEEL PIPE ASSEMBLY
19 801134077 9 ORING 85×3.55 GB/T3452.1-2005
20 803174967 1 ORING 40×3.55 GB/T3452.1-2005
21 803192098 4 ORING 60×3.55 GB/T3452.1-2005
22 805139896 12 SCREW M16×50 GB/T70.1-2008
23 805139869 8 SCREW M12×35 GB/T70.1-2008
24 318307311 1 STEEL PIPE ASSEMBLY
25 801102881 1 ORING 42.5×3.55 GB/T3452.1-2005
26 318307467 1 MAIN PUMP I MOUNTING
27 318307469 1 MAIN PUMP II MOUNTING
28 318307468 1 MAIN PUMP III MOUNTING