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– Product Model: 805006287
– Product Name: Bolts (Special for XCMG Construction Machinery)
– Material specifications: 40CrNiMoA high-strength alloy, integrated wedge-shaped anti-loosening thread structure, equipped with Dacromet anti-corrosion coating, suitable for XCMG construction machinery bolt connection specifications.
– Processing technology: cold heading, precision thread rolling, quenching and tempering heat treatment, Dacromet corrosion protection, post-weld flaw detection, resulting in smooth, burr-free threads and a regular structure.
The 805006287 bolt addresses the pain points of traditional bolts, such as easy stripping, poor vibration resistance, high-temperature softening, weak corrosion resistance, and stress concentration. It is widely used in core connection parts of XCMG construction machinery, compatible with excavators, cranes, mining trucks, and other equipment, serving as a key fastener for equipment maintenance and installation. This product adheres to XCMG’s original factory standards, using 40CrNiMoA high-strength alloy material, and undergoes tempering heat treatment and Dacromet corrosion protection. It integrates a wedge-shaped anti-loosening thread structure and is manufactured through cold heading, precision rolling, and post-weld flaw detection processes. Suitable for complex working conditions such as strong vibrations in mines, dust erosion, and high and low temperatures, it achieves a “the more vibration, the tighter it locks” anti-loosening effect, preventing loosening failure and extending the life of the fastening system. In terms of performance, it has a strength grade of 10.9, a tensile strength of ≥800MPa, a thread accuracy of ISO 4H, no white rust after 48 hours of salt spray testing, is suitable for environments from -30℃ to 350℃, is resistant to creep and fatigue, conforms to XCMG’s original bolt installation specifications, is easy and secure to install, and can achieve reliable locking without the need for additional anti-loosening washers.
– Product Model: 805006287
– Product Name: Bolts (Special for XCMG Construction Machinery)
– Material specifications: 40CrNiMoA high-strength alloy, integrated wedge-shaped anti-loosening thread structure, equipped with Dacromet anti-corrosion coating, suitable for XCMG construction machinery bolt connection specifications.
– Processing technology: cold heading, precision thread rolling, quenching and tempering heat treatment, Dacromet corrosion protection, post-weld flaw detection, resulting in smooth, burr-free threads and a regular structure.
– Compatible models: XCMG series construction machinery (including excavators, cranes, mining trucks, rotary drilling rigs, etc., compatibility search is available)
– Key parameters: Strength grade 10.9, tensile strength ≥800MPa, thread accuracy ISO 4H, no white rust after 48h salt spray test, excellent anti-loosening performance.
– Temperature range: -30℃~350℃, suitable for high and low temperature and medium temperature conditions, resistant to creep and stress relaxation, and does not soften at high temperatures.
– Structural features: Modular design, wedge-shaped anti-loosening thread, high-strength one-piece molding, impact and fatigue resistant, no need for additional washers for anti-loosening, easy to install and disassemble.
– Installation method: Secure with bolts, original factory interface, precise connection, operate according to standard torque, easy installation, reliable locking.
– Service life: ≥8000 hours under normal working conditions, wear-resistant, corrosion-resistant, and fatigue-resistant, with a service life more than 3 times that of ordinary carbon steel bolts.
– Core configuration: 40CrNiMoA alloy body, wedge-shaped anti-loosening threads, Dacromet anti-corrosion coating, balancing strength and anti-loosening performance.
We specialize in supplying XCMG parts. Our 805006287 bolts are manufactured according to the original factory process, using high-strength 40CrNiMoA material and wedge-shaped anti-loosening technology. We have strict quality control and can replace original parts. They solve various pain points of traditional bolts, ensure the stability of the fastening system, reduce maintenance costs, and provide comprehensive after-sales service and adaptation guidance.

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