Ningbo WeiWo Electromechanical Tech Co.,Ltd.
Ningbo Weiwo Electromechanical Tech Co.,Ltd
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Hard Chrome Plated CK45 Piston Rod With Hollow Or Solid Design For Hydraulic Cylinder
RAW MATERIAL OF STEELS
| S | 0.02%-0.04% |
| C | 0.32%-0.39% |
| Si | ≤0.4% |
| Mn | 0.5%-0.8% |
| P | ≤0.045% |
| Cr | ≤0.20% |
| Gu | ≤0.20% |
| Ni | ≤0.15% |
| Al | ≥0.02% |
Descriptions of Chrome Plating Mechanical shafts
| Outer Diameter: | Ø 6mm-30mm |
| Total Length: | 100mm -550mm |
| Steel Material: | 45# DIN CK45/JIS 45C and 35# DIN CK35/JIS 35C |
| Chrome Thickness: | 10~25 μm |
| Chrome Hardness: | 850 HV Min |
| Roughness: | Ra 0.2 Micron Max |
| Straightness: | 0.2/1000mm |
| Yield Strength | According to the steel material and customer requirement |
| Tensile Strength | According to the steel material and customer requirement |
| Elongation | According to the steel materia |
| Bend Test | According to customer requirement |
| Supply condition: | 1. Hard Chrome Plated |
| 2. Induction Hardened | |
| 3. Dehydrogenation & Tempered |
Manufacturing Main Process description:
1. Hydraulic Steel Raw Material Cutting
2. CNC Machining + additional broaching and milling operations
3. Induction Hardening
4. Chrome Plating
5. Dehydrogenation and Tempering
6. Polish and Superfinish Polish
7. 100% Inspection
8. Craft Boxes and Wooden Case Packaging
Description:
| Surface treatment | Blackening, polishing, anodize, chrome plating, zinc plating, nickel plating, grinding… |
| Quality Assurance | IATF16949:2016 certified/SGS/TUV |
| Drawing formats | Solid works, Pro/Engineer, AutoCAD, UG, PDF |
|
Equipment used | Japan 5-axis TSUGAMI-B-038T CNC turing machine |
| Japan 4-axis GAMA DMN-650 machining center | |
| Cylindrical Bore Grinders | |
| Wire EDM | |
| Magnetic grinding machine/ grinding Vibration machining | |
| Oven | |
| Ultrasonic cleaning machine | |
| Vacuum packing machine | |
|
Inspection device | VMS2.5d measuring machine |
| Japan Mitutoyo tool microscope | |
| Japan Mitutoyo digimatic micrometer | |
| Japan Mitutoyo hardness tester | |
| Japan Mitutoyo calipers | |
| Japan Mitutoyo dial indicator | |
| Japan Mitutoyo height measuring tool | |
| Japan Mitutoyo tubular inside micrometer | |
| Japan Marble platform | |
| Go No Go gauge | |
| Electronic digital display caliper Ring gauges | |
|
Industry used | Machinery; heavy duty equipment; electronic device; Auto spare parts; optical telecommunication… |
Advantages:
High Material Grade
CK45 ST52 20MoV6 42CrMo4 40Cr Stainless Steel
Well Mechanical Properties
Tensile strength>600 N/mm² Yield strength>520 N/mm² Elongation>15% Hardness>850 HV
Wide-range spec
Diameter: 6--1000 mm Length: 1000--12000 mm Chrome thickness: >20 um OR Customized
High precision
Straightness<0.05 mm/1000mm Roughness Ra<0.2 um Tolerance: f7
International Standard & Certificate
API ASTM BS DIN EN GB JIS
ISO9001 TS16949
Our service:
1. Price: FOB Ningbo or CIF & CFR Price.
2. Delivery time: within 45 days.
3. Packing: Plastic cloth pakage with Bundle. Both end caps.
4. Marking: on request.
5. Payment: 30% advance and balance again BL copy.
6. Negotaiable Documents: One set of commercial Invoice, Packing list. Bill of Lading.
7. Trade Assurance order is welcomed.
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