Ningbo XiaYi Electromechanical Technology Co.,Ltd.
| Delivery Time | 15-25days after PO confirmed |
| Coaxiality | 0.05 |
| Payment Terms | L/C,T/T, |
| Total Length | 390MM |
| Material | S 45 C |
| OD of one end | M8 X 1.25 |
| OD of another end | M10 X 1.25 |
| Supply Ability | 500 sets per day |
| Outer Diameter | 12.5MM |
| Packaging Details | 10-50 PCS in one carton or plastic blister tray, outside wooden pallet or wooden box. |
| Model Number | K25-50-1211-3 |
| Brand Name | XIAYI |
| Certification | IATF16949:2016 |
| Place of Origin | NINGBO,CHINA |
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Product Specification
| Delivery Time | 15-25days after PO confirmed | Coaxiality | 0.05 |
| Payment Terms | L/C,T/T, | Total Length | 390MM |
| Material | S 45 C | OD of one end | M8 X 1.25 |
| OD of another end | M10 X 1.25 | Supply Ability | 500 sets per day |
| Outer Diameter | 12.5MM | Packaging Details | 10-50 PCS in one carton or plastic blister tray, outside wooden pallet or wooden box. |
| Model Number | K25-50-1211-3 | Brand Name | XIAYI |
| Certification | IATF16949:2016 | Place of Origin | NINGBO,CHINA |
| High Light | Customized shock absorber piston rod ，Automotive suspension piston rod ，Shock absorber piston rod with warranty | ||
Off-the-shelf piston rods rarely meet the exacting requirements of modern automotive suspension systems — where every millimeter of stroke, every surface finish parameter, and every material property directly influences vehicle dynamics. Our Customized Piston Rod service puts you in control: specify the diameter (Ø6–500 mm), length (up to 16 m), steel grade, chrome thickness, end machining details, and surface treatment — and we manufacture to your exact print. With IATF 16949:2016 certified production and full material traceability, we function as a seamless extension of your supply chain, delivering rods that drop straight into your assembly line with zero rework.
Your Specifications. Our Precision. Built for Automotive Suspension Excellence.True Build-to-Print Manufacturing: We work directly from your CAD files — SolidWorks, Pro/E, AutoCAD, UG, or PDF — and manufacture to your specified tolerances, end features, and surface requirements. No compromises, no substitutions.
Full Material Flexibility: Choose from CK45, SAE1045, 4140, 4340, JIS45C, 40Cr, 42CrMo, or stainless steel grades. We help match the optimal material to your strength, fatigue, and cost targets.
Seamless Supply Chain Integration: With IATF 16949:2016 certification, PPAP documentation, and full material traceability, we integrate directly into automotive Tier-1 and Tier-2 supply chains without additional qualification burden.
Scalable Production: From prototype quantities for vehicle testing through mass production volumes of 500+ sets per day, our capacity flexes with your program lifecycle.
| Outer Diameter | Ø12.5 (-0.01/-0.03) mm |
|---|---|
| Total Length | 390 mm |
| Steel Material | CK45, SAE1045, 4140, 4340, JIS45C, 40Cr, 42CrMo |
| Chrome Hardness | 950 HV Minimum |
| Surface Roughness | Rz 0.2 μm Maximum |
| Straightness | ≤ 0.2 mm / 1000 mm |
| 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 | Machinery, Heavy-Duty Equipment, Electronic Devices, Auto Spare Parts, Optical Telecommunication |
Q1: Can you manufacture to our exact drawing and specifications?
Yes — this is our core capability. We accept drawings in SolidWorks, Pro/Engineer, AutoCAD, UG, and PDF formats. Our engineering team reviews your design and provides a feasibility assessment and quotation, typically within 48 hours.
Q2: What diameter and length range can you produce?
We manufacture piston rods from Ø6 mm to Ø500 mm in diameter, with maximum length of 16 meters. ISO f7 diameter tolerance is standard; tighter tolerances are available upon request.
Q3: Do you provide PPAP documentation for automotive programs?
Yes. As an IATF 16949:2016 certified manufacturer, we can supply PPAP Level 3 documentation including PFMEA, Control Plan, MSA, and Process Flow diagrams as required by your program.
Q4: Are you a manufacturer or trading company?
We are a direct manufacturer with 15+ years of precision CNC machining expertise. Factory audits are welcomed and encouraged.
Q5: What is your lead time for custom orders?
Prototype and small-batch orders: 15–25 days. Mass production: 25–45 days depending on complexity and volume.
Q6: From which ports do you export?
Guangzhou, Ningbo, and Shanghai. We optimize routing based on your destination.
Q7: What warranty terms apply?
12-month warranty from purchase date covering manufacturing defects, with free replacement. Excludes racing damage, improper installation, or unauthorized disassembly.
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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