وحدة الحفر الأفقي Sany SR155

The 2021 SANY SR155 is a high-performance rotary drilling rig designed for pile foundation construction in civil engineering projects such as bridges, buildings, highways, and municipal infrastructure. The machine is known for its strong drilling torque, reliable hydraulic system, and efficient performance in small to medium-diameter deep borehole applications.

Key Description

The SR155 combines powerful drilling capability with advanced control systems to deliver high efficiency and stability in demanding construction environments. Equipped with a heavy-duty crawler chassis and intelligent hydraulic control, the machine ensures accurate drilling, smooth operation, and reduced fuel consumption. Its compact transport dimensions and robust design make it suitable for both urban construction sites and complex terrains.

Main Specifications

Max Drilling Diameter: 1,500 mm

Max Drilling Depth:

55–56 m (Friction Kelly Bar)

44 m (Interlocking Kelly Bar)

Rated Output Torque: 155 kN·m

Rotary Speed: 5–35 rpm

Engine: Mitsubishi D06FR-C-TAA

Engine Power: 147 kW @ 2100 rpm

Operating Weight: Approx. 48,000 kg

Main Winch Lifting Capacity: 160 kN

Auxiliary Winch Capacity: 60 kN

Features

High drilling torque for deep pile foundations

Advanced hydraulic system with multi-gear control for smooth operation

Intelligent monitoring system for improved safety and efficiency

Heavy-duty chassis ensuring stability during drilling

Compact transport size for easier movement between job sites

Applications

The SR155 is widely used in:

Building foundation piling

Bridge and highway construction

Municipal infrastructure projects

Industrial and commercial construction works

✅ Summary:
The 2021 SANY SR155 is a reliable medium-class rotary drilling rig offering strong torque, deep drilling capacity, and efficient performance for foundation engineering projects.