Issued by: Yantai Sadivo Heavy Industry Machinery Co., Ltd.

Release Date: August 31, 2026

Website: sadivo.com

To comply with China National‑IV emission standards and meet the operational requirements of various complex piling construction scenarios, Yantai Sadivo Heavy Industry Machinery Co., Ltd. has officially launched the SD380PD National‑IV Crawler Pile Driver. Fitted with a full range of imported core components, a complete National‑IV emission system and reinforced piling‑dedicated structure, the machine delivers abundant power output, stable piling performance, full environmental compliance and convenient maintenance. It serves as the key construction equipment for medium‑to‑large tonnage piling projects.

Power Configuration: Cummins L9 National‑IV Electronically‑Controlled Engine

The machine is equipped with the Cummins L9 National‑IV electronically‑controlled engine, featuring outstanding low‑speed high‑torque performance and ample power reserve. For heavy‑duty working conditions including high‑frequency hammering and pile driving in hard strata, it provides fast power response and strong explosive force. It avoids power lag and speed drop under full‑load operation and supports 24‑hour non‑stop continuous on‑site construction.

Emission Configuration: Complete National‑IV Urea Tank plus Exhaust After‑Treatment Device

A full National‑IV emission system comes as standard, consisting of anti‑corrosion urea tank, DOC, DPF and SCR complete exhaust after‑treatment assembly with automatic on‑vehicle regeneration function. With excellent exhaust purification performance, it fully meets National‑IV emission standards. The machine can gain legal access to major national infrastructure sites and piling projects, effectively preventing construction shutdown risks triggered by environmental regulations.

Hydraulic and Slewing System Configuration

The machine adopts premium imported hydraulic combination: South‑Korea Kawasaki K3V180DT high‑flow main pump matched with Japan KYB large‑bore main control valve, together with electronic controlled positive‑flow intelligent system. It automatically adjusts oil pressure and flow according to pile‑sinking resistance and hammer load to achieve accurate power output and stable and balanced oil supply. The machine realizes smooth and coordinated compound movements, uniform hammering frequency and delicate control feel for higher piling precision. Stalling and internal‑leakage faults rarely occur during long‑hour continuous operation, balancing strong power, energy‑saving performance and reliability.

The slewing section is fitted with original USA Danfoss slewing motor with remarkable high‑torque, high‑pressure‑resistance and shock‑resistance capacity. The machine rotates smoothly for accurate construction positioning without stalling or slipping during angle switching. It buffers high‑frequency hydraulic impact generated in piling operations, features high‑temperature resistance and anti‑internal‑leakage property. It maintains low failure rate even under long‑term heavy‑duty high‑frequency work and delivers durable and reliable slewing system performance.

Filtration Configuration: USA Donaldson Full‑Machine Filter Elements plus Dual‑Stage Fuel‑Water Separator

Original USA Donaldson filter elements for the whole machine are equipped together with dedicated dual‑stage fuel‑water separator. The dual‑filtration system efficiently removes moisture, silt and dust impurities from fuel and oil circuits, optimizes oil circuit conditions, prevents oil passage blockage and abnormal wear of hydraulic components. It offers comprehensive protection for engine and hydraulic system and extends overall machine service life.

Undercarriage Configuration: High‑Strength Manganese Alloy Steel Track Components

Track components are made of high‑strength manganese alloy steel. Sprockets adopt dual heat‑treatment process of tooth‑surface quenching and core tempering. The tooth surface is wear‑resistant and robust, resisting edge collapse and spalling; the core part owns high toughness with low fracture risk. Track shoes are produced from Hangang steel, 60 cm in width and 10 mm in thickness. With solid material, high load‑bearing capacity, bending‑resistance and wear‑resistance, they effectively absorb high‑frequency vibration from pile driving and ensure firm ground‑holding and stable operation on various complicated sites.

Cabin Configuration: DX‑Model Vibration‑Dampened Operator Cabin

The standard DX‑model vibration‑dampened operator cabin is specially developed for high‑vibration piling working conditions. It is furnished with mechanically suspended adjustable shock‑absorbing seat, fully sealed noise‑reducing and dust‑proof structure as well as thickened panoramic protective glass, bringing broad vision and reliable safety protection. The intelligent large‑screen monitor displays real‑time machine working status, urea liquid level and after‑treatment conditions with automatic fault warning. Equipped with high‑power air‑conditioner and ergonomic control handles, it relieves operator fatigue during long‑time working shifts.

Conclusion

Sadivo SD380PD National‑IV Crawler Pile Driver integrates eight premium advantages: Cummins National‑IV power unit, Kawasaki main pump, KYB main control valve, Danfoss slewing motor, Donaldson dual‑stage filtration system, complete National‑IV exhaust after‑treatment system, heavy‑duty Hangang‑steel track undercarriage, reinforced piling frame structure and DX deluxe operator cabin. Featuring sufficient power output, stable piling performance, rugged build, low failure rate and full compliance for site access, it is suitable for long‑term heavy‑duty piling construction. It provides high‑efficiency, worry‑free and cost‑effective professional equipment solutions for medium‑to‑large tonnage piling projects.