Ningbo XiaYi Electromechanical Technology Co.,Ltd.
| Yield Strength | ≥350 Mpa |
| OD of another end | M10 X 1.25 |
| Delivery Time | 15-25 days after PO confirmed |
| Chrome Thickness | 10 ~ 25 μm |
| Payment Terms | L/C,T/T, |
| Total Length | 370MM |
| Material | S 45 C |
| OD of one end | M8 X 1.25 |
| Supply Ability | 500 sets per day |
| Outer Diameter | 12.5MM |
| Tensile Strength | ≥580 Mpa |
| Packaging Details | 10-50 PCS in one carton or plastic blister tray, outside wooden pallet or wooden box. |
| Model Number | K30-50-2053 |
| Brand Name | XIAYI |
| Certification | IATF16949:2016 |
| Place of Origin | NINGBO,CHINA |
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Product Specification
| Yield Strength | ≥350 Mpa | OD of another end | M10 X 1.25 |
| Delivery Time | 15-25 days after PO confirmed | Chrome Thickness | 10 ~ 25 μm |
| Payment Terms | L/C,T/T, | Total Length | 370MM |
| Material | S 45 C | OD of one end | M8 X 1.25 |
| Supply Ability | 500 sets per day | Outer Diameter | 12.5MM |
| Tensile Strength | ≥580 Mpa | Packaging Details | 10-50 PCS in one carton or plastic blister tray, outside wooden pallet or wooden box. |
| Model Number | K30-50-2053 | Brand Name | XIAYI |
| Certification | IATF16949:2016 | Place of Origin | NINGBO,CHINA |
| High Light | OEM shock absorber piston rod ，hard chrome plated piston rod ，induction hardened shock absorber rod | ||
As a critical component within any shock absorber assembly, the piston rod must withstand continuous cyclic loading, resist surface wear, and maintain precise dimensional tolerances over millions of strokes. Our OEM Shock Absorber Piston Rod is manufactured with induction hardened surfaces and hard chrome plating to deliver the durability, straightness, and corrosion resistance that automotive and industrial equipment manufacturers demand for consistent, maintenance-free performance.
Key Performance AdvantagesExtended Service Life: Induction hardened surface layer combined with 10–25 μm hard chrome plating provides superior wear resistance, dramatically reducing the risk of premature rod scoring or seal failure in high-cycle applications.
Consistent Dimensional Stability: Straightness controlled to ≤ 0.2 mm per 1000 mm and surface roughness below Ra 0.2 μm ensure smooth, chatter-free operation and a perfect seal interface — minimizing fluid leakage and warranty returns.
Corrosion Protection: Hard chrome finish creates an effective barrier against moisture, road salt, and chemical exposure, making these rods suitable for both on-road and off-road vehicle platforms.
OEM-Grade Quality Assurance: IATF 16949:2016 certified production with 100% inspection at final stage. Each batch is traceable to raw material heat number, giving you full confidence in supply chain integrity.
| Steel Material | 45# DIN CK45 / JIS 45C and 35# DIN CK35 / JIS 35C |
|---|---|
| Chrome Thickness | 10 ~ 25 μm |
| Chrome Hardness | 850 HV Min |
| Surface Roughness | Ra 0.2 μm Max |
| Straightness | ≤ 0.2 mm / 1000 mm |
| Yield Strength | Per material grade and customer specification |
| Tensile Strength | Per material grade and customer specification |
| Elongation | Per material grade |
| Bend Test | Available per customer requirement |
| Quality System | IATF 16949:2016 Certified / SGS / TÜV |
|---|---|
| Surface Treatments | Blackening, Polishing, Anodize, Chrome Plating, Zinc Plating, Nickel Plating, Grinding |
| Drawing Formats | SolidWorks, Pro/Engineer, AutoCAD, UG, PDF |
| Core Equipment | Japan TSUGAMI B-038T 5-Axis CNC Turning, Japan GAMA DMN-650 4-Axis Machining Center, Cylindrical Bore Grinders, Wire EDM, Magnetic Grinding & Vibration Machining, Oven, Ultrasonic Cleaning, Vacuum Packing |
| Inspection Instruments | VMS 2.5D Measuring Machine, Mitutoyo Tool Microscope, Mitutoyo Digimatic Micrometer, Mitutoyo Hardness Tester, Mitutoyo Calipers, Mitutoyo Dial Indicator, Mitutoyo Height Gauge, Mitutoyo Tubular Inside Micrometer, Marble Platform, Go/No-Go Gauges, Electronic Digital Caliper, Ring Gauges |
| Industry Applications | Automotive Shock Absorbers, Heavy-Duty Equipment, Electronic Devices, Auto Spare Parts, Optical Telecommunication |
Q1: Are you a manufacturer or a trading company?
We are a direct manufacturer with more than 15 years of experience in CNC precision machining. You are welcome to visit our factory in Ningbo, China.
Q2: What types of components can you supply besides piston rods?
Our production covers piston rods, oil seals, rubber parts, pistons, stamping parts, and powder metallurgy components for shock absorber and hydraulic cylinder applications.
Q3: What is your typical production lead time?
5 working days for in-stock items; 15–45 days for mass production orders, depending on quantity and complexity.
Q4: What payment terms do you accept?
We accept T/T, L/C at sight, and . Standard terms are 30% deposit with order confirmation and 70% balance before shipment. For established partnerships we can discuss open account terms.
Q5: Can you customize piston rods to our drawings and specifications?
Absolutely. We work from customer-supplied drawings in SolidWorks, Pro/E, AutoCAD, UG, or PDF format. Our engineering team can also assist with design-for-manufacturability feedback to optimize your design for cost and production efficiency.
Q6: How do you ensure consistent quality across large production batches?
Every batch undergoes 100% final inspection with documented dimensional reports. Our IATF 16949:2016 certified quality system includes in-process SPC checks, material heat traceability, and retained samples from each lot. We use Mitutoyo inspection instruments calibrated to international standards.
Q7: What is the minimum order quantity?
Our standard MOQ is 100 sets per order. For new project development or prototype validation, we can accommodate smaller trial quantities — please contact our sales team to discuss your specific requirements.
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
1500000-5000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Founded in 2006 and headquartered in the strategic port city of Ningbo, China, XIAYI is a premier high-tech manufacturer specializing in the research, development, and production of precision shock absorber components and automated assembly equipment. With nearly two decades of indust... Founded in 2006 and headquartered in the strategic port city of Ningbo, China, XIAYI is a premier high-tech manufacturer specializing in the research, development, and production of precision shock absorber components and automated assembly equipment. With nearly two decades of indust...
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