CX-10
CHENGXIN
841290
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Our CK45 steel piston rod is precision-manufactured from high-quality medium carbon steel (equivalent to SAE 1045 and EN C45E). Specifically designed for heavy-duty hydraulic and pneumatic cylinder applications, CK45 offers the ideal balance of excellent tensile strength, core stability, and superior machinability.
To ensure long-lasting performance under high-stress and corrosive conditions, every carbon steel chrome plated piston rod undergoes a rigorous hard chrome plating process, delivering outstanding surface hardness and wear resistance.
| Specification | Details |
|---|---|
| Base Material | High-Quality CK45 / SAE 1045 Carbon Steel |
| Commodity Type | Solid hard chrome plated rods & Hollow piston rods |
| Diameter Tolerance | ISO f7 (Standard precision fit) |
| Surface Roughness (Ra) | Ra ≤ 0.25 μm (or max 0.4 μm per buyer request) |
| Hard Chrome Plating | Minimum surface hardness of HV800 (Thickness customized as per requirement) |
| Machining Services | CNC turning, threading, and milling as per client drawings |
| Other Available Grades | Custom orders available in SAE 4140, E355, 42CrMo4, and ST52 |

High surface hardness (HV800 min) and superior wear resistance, drastically extending service life.
Excellent corrosion resistance provided by the hard chrome layer.
Precision f7 dimensions ensure easy installation and flawless seal performance.
Optimal core toughness capable of withstanding heavy shock loads.
Hydraulic cylinder manufacturing and repair
Pneumatic cylinder guide rods
Heavy engineering and construction machinery
Agricultural and mining equipment actuators
Injection molding machine tie bars
Packing: Plastic caps on both ends, wrapped in anti-rust paper, bundled with steel strips, and protected by an external PVC cover or standard export plywood boxes.
MOQ: 1 ton (Customized trial orders accepted).
Lead Time: Fast delivery averaging 10-20 days.
Inspection: 100% surface roughness and dimensional check before delivery.
A: Our standard MOQ is 1 ton per size, but we are flexible with customized orders.
A: For standard CK45 steel piston rods, our delivery time is typically 10 to 20 days.
A: We offer a 6-month warranty from the delivery date. We welcome customer inspections before shipment. Please note that we are not responsible for issues caused by improper unloading or incorrect storage post-shipment.
A: We accept T/T, L/C, and D/P. The availability of D/P and specific credit terms are determined following an evaluation of the customer's credit profile.
A: We source premium raw materials exclusively from leading steel mills and inspect them against strict specifications. Throughout the manufacturing process—from peeling and grinding to hard chrome plating and polishing—we implement rigorous quality control at every stage.
