This clamp rotation cylinder is a precision adjustment element in the rail clamp system of heavy railway maintenance machines, mounted between the clamp body and the rotary arm. During lifting, lining, or rail replacement, it extends or retracts its piston rod over a short stroke to rotate the clamp around its pivot, enabling the clamp jaws to precisely match the inner or outer profile of the rail head for a firm grip and accurate positioning on different rail profiles and wear conditions. An ultra-short-stroke double-acting design (only 80 mm stroke) delivers 35 kN of thrust and 17 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, and multi-stage dust seals, it provides long-term, precise, stick-slip-free, leak-free rotational drive under the severe conditions of high vibration, heavy impact, and dust on the track — a key component for ensuring a secure grip and operational safety.

This ballast plate rotation cylinder is the angle-adjustment actuator for the ballast gathering system of railway ballast regulating machines, mounted between the plate rotation pivot and a fixed bracket. During profiling, it hydraulically extends or retracts to rotate the ballast plate through a defined angle, changing the ballast flow direction and accumulation position to achieve precise profiling of different track bed sections. A short-stroke double-acting design (195 mm stroke) delivers 56 kN of thrust and 37 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage dust-proof seals, and bidirectional cushioning, it provides stable, stick-slip-free, leak-free rotational drive under heavy vibration, flying ballast, and all-weather outdoor operation.

This ballast plate lift cylinder is the vertical lifting actuator for the ballast gathering system of railway ballast regulating machines, mounted in the lift mechanism between the plate arm and the frame. During operation, it lowers the ballast plate to the track bed surface for gathering and leveling; during transit or obstacle avoidance, it raises the plate above the loading gauge. A medium-stroke double-acting design (340 mm stroke) delivers 35 kN of thrust and 24 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage dust-proof seals, and bidirectional cushioning, it provides stable, reliable, leak-free lifting motion under heavy vibration, flying ballast, and all-weather outdoor operation.

This tail wing cylinder is an actuator for the rear-end profiling and cleaning mechanism of railway ballast regulating machines, mounted between the tail hinged arm and the tail wing blade. In the final stage of profiling, it hydraulically swings or extends the tail blade to finely trim the sleeper ends, ballast shoulders, and slope edges, ensuring a clean, well-defined ballast cross-section. An ultra-short-stroke compact design (only 85 mm stroke) delivers 56 kN of thrust and 37 kN of pull at 18 MPa, enabling rapid work-angle switching or deployment/retraction. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, and multi-stage dust-proof seals, it maintains smooth, reliable reciprocating motion under heavy dust, intense vibration, and all-weather outdoor operation.

This ballast gathering plate cylinder is an actuator for the ballast regulating system of railway ballast regulating machines, mounted in pairs or groups between the gathering plate arms and the frame. During profiling, it hydraulically extends or retracts to move the plates and gather, heap, and level the ballast around the sleepers, restoring the standard ballast cross-section. A medium-stroke double-acting design (315 mm stroke) delivers 56 kN of thrust and 37 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage dust-proof seals, and bidirectional cushioning, it provides stable, stick-slip-free, leak-free reciprocating motion under heavy vibration, flying ballast, and all-weather outdoor conditions.

This wing blade angle cylinder is the core actuator of the wing (side wing) system on railway ballast regulating machines, mounted at the articulation between the side wing arm and the wing blade. During ballast profiling, it hydraulically swings the wing blade around its pivot, precisely adjusting the cutting angle relative to the rail to control ballast flow direction, heap height, and profiling width. A short-stroke, high-thrust double-acting design (170 mm stroke) delivers up to 171 kN of thrust and 80 kN of pull at 18 MPa, easily overcoming ballast resistance to drive the wing blade into precise position. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage combination seals, and bidirectional cushioning, it provides long-term, high-precision, stick-slip-free, leak-free angle drive under the severe conditions of high vibration, heavy impact, dust, and all-weather outdoor operation on the track — a key component for ensuring profiling quality and efficiency.

This tipping cylinder is an attitude-changing element for auxiliary devices on large railway maintenance machines, typically mounted on the hinged arm of a ballast regulating plate, wing blade, or ballast guide panel. It hydraulically extends and retracts with a short stroke and high force to tip the attachment around a horizontal hinge axis, enabling rapid deployment and stowage to suit different work modes or to meet the loading gauge. A short-stroke double-acting design (120 mm stroke) delivers up to 90 kN of thrust and 62 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage combination seals, and bidirectional cushioning, it provides long-term, high-precision, stick-slip-free, leak-free tipping drive under the severe conditions of high vibration, heavy dust, and all-weather outdoor operation on the track — a key component for ensuring the flexibility and transfer safety of maintenance equipment.

This lift cylinder is an actuator for auxiliary devices on large railway maintenance machines, mounted on the vertical slides of auxiliary clamps, ballast regulating plates, or working guide panels. During preparation or transit, it hydraulically raises or lowers the implement vertically, allowing the working unit to cross height obstacles or adjust to precise working depths and heights. A medium-stroke double-acting design (610 mm stroke) delivers up to 114 kN of thrust and 86 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage dust-proof seals, and bidirectional cushioning, it provides long-term, stable, reliable, leak-free vertical reciprocating motion under the severe conditions of high dust, strong vibration, and all-weather operation along railway lines.

This telescopic cylinder is an actuator for long-distance linear movement on large railway maintenance machines, typically mounted on the excavating arm of a ballast cleaner, the side wing slide of a ballast regulating machine, or the auxiliary work arm of a tamping machine. It hydraulically extends and retracts smoothly over a long stroke, moving the working attachment forward and backward to extend its effective working radius, or to retract it within the loading gauge for high-speed transfer. A long-stroke double-acting design (900 mm stroke) delivers up to 114 kN of thrust and 86 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage combination seals, and bidirectional cushioning, it provides long-term, high-precision, stick-slip-free, leak-free reciprocating motion under the severe conditions of high vibration, heavy dust, and all-weather outdoor operation on the track — a key component for ensuring the flexibility and efficient transfer of heavy maintenance equipment.

This heavy-duty rotation cylinder is an actuator for rotary mechanisms requiring higher driving torque on large railway maintenance machines, typically mounted at the pivot points of large ballast regulating plates, wide wing blades, or heavy working arms. Compared with the standard rotation cylinder, it features an increased bore, delivering up to 114 kN of thrust and 79 kN of pull, which is converted into greater torque via a swing-arm mechanism to easily drive wide, heavy-duty profiling attachments or large-span arms with precise rotational positioning. A double-acting medium-stroke design (305 mm stroke), combined with a high-yield-strength alloy steel barrel, an extra-thick precision hard-chrome plated piston rod, multi-stage combination seals, and bidirectional cushioning, provides long-term, high-precision, stick-slip-free, leak-free rotational drive under the severe conditions of high vibration, heavy dust, and all-weather operation on the track — a core component ensuring the stable operation of heavy maintenance equipment.

This frame lock cylinder is a dedicated safety locking element for the working frames of heavy railway maintenance machines, typically mounted in pairs between the frame traverse slide and the fixed chassis. After the tamping or cleaning frame has been traversed into position, the cylinder extends its piston rod a very small distance, driving a locking pin or wedge into a tapered seat, achieving a positive mechanical lock of the working frame. An ultra-short-stroke compact design (only 10 mm stroke) delivers up to 22 kN of locking force. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, low-friction seals, and a dust-proof system, it maintains reliable locking force under the severe conditions of intense vibration, heavy dust, and all-weather outdoor operation on the track, preventing frame drift and ensuring the safety and accuracy of railway maintenance.

This guide column traverse cylinder is a core actuator of the guide-column type lifting-and-lining device on heavy railway maintenance machines such as tamping and track lining vehicles. Mounted in pairs between the guide-column frame and the clamp slide, it hydraulically shifts the guide column or clamp assembly accurately in the horizontal direction, pulling the rail together with the sleepers sideways to the design alignment for high-precision track geometry correction. A medium-to-long stroke double-acting design (730 mm stroke) delivers up to 90 kN of thrust and 62 kN of pull at 18 MPa. Combined with a high-strength alloy steel barrel, a precision hard-chrome plated piston rod, multi-stage combination seals, and bidirectional cushioning, it provides long-term, high-precision, stick-slip-free, leak-free reciprocating motion under the severe conditions of high vibration, heavy dust, and all-weather outdoor operation on the track — a key component for ensuring track lining accuracy.