Shaoyang Victor Hydraulic Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 1000 pcs per month |
| Delivery Time | 30 days |
| Packaging Details | Standard Export Wooden Case |
| HS Code | 8412210090 |
| Application | Conservancy project |
| Material | carbon steel, alloy, stainless steel |
| Working Method | Straight Trip |
| Rod Surface Chromating | 30um |
| Brand Name | SY Hydraulic |
| Model Number | SY-Conservancy Hydraulic Cylinder |
| Certification | China Classification Society Certification |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 1000 pcs per month |
| Delivery Time | 30 days | Packaging Details | Standard Export Wooden Case |
| HS Code | 8412210090 | Application | Conservancy project |
| Material | carbon steel, alloy, stainless steel | Working Method | Straight Trip |
| Rod Surface Chromating | 30um | Brand Name | SY Hydraulic |
| Model Number | SY-Conservancy Hydraulic Cylinder | Certification | China Classification Society Certification |
| Place of Origin | China | ||
| High Light | Conservancy Hydraulic Cylinder ，Corrosion Protection Hydraulic Cylinder | ||
Split-Type Bronze Guide Bush Conservancy Hydraulic Cylinder with C5-M Corrosion Protection
Features:
1. Integrated mechanical locking device (dual hydraulic lock + ratchet) with ±0.5° accuracy per DIN 15434.
2. Cylinder bore honing (Ra≤0.2μm) with cylindricity ≤IT7 grade extends seal service life.
3. Smart diagnostic interface (CANopen/Profinet) monitors pressure/temperature/displacement at 1kHz sampling rate.
4. Split-type bronze guide bush (CuSn12) with friction coefficient ≤0.08 and PV value ≥30MPa·m/s.
5. Anti-rotation mechanism (dual keyway + cross slider per ISO 3019) withstands ≥5000N·m torque.
6. Modular design (ISO 6020/6022 mounting) compatible with various gate types (flap/radial/miter).
7. Emergency manual pump port (G3/8" BSPP) allows ≥3 full strokes during power loss.
8. Built-in oil temperature control (PTC heater + air cooling) maintains 40-60mm²/s viscosity@50℃.
9. C5-M corrosion protection (ISO 12944) passes ≥2000h salt spray test for coastal projects.
10. Asymmetric circuit design (differential rapid return) achieves ≥0.5m/s no-load speed with ±2% accuracy.
Technical data:
| Parameter Category | Technical Parameter | Technical Specification |
| Structural Parameters | Cylinder Bore (D) | Standard range Φ200-1400mm, customizable up to Φ2500mm+ with tolerance grade IT7 |
| Piston Rod Diameter (d) | Designed based on load calculation, standard range Φ80-500mm, surface hardness ≥HRC55, straightness ≤0.05mm/m | |
| Stroke Length (L) | Maximum stroke 24m, segmented cylinder splicing error ≤0.1mm/m | |
| Performance Parameters | Rated Working Pressure | Standard grades: 16/25/31.5/42/45MPa, test pressure = 1.25-1.5×rated pressure (≥16MPa: 1.25×) |
| Synchronization Accuracy | Multi-cylinder synchronization error ≤0.5% (closed-loop control), displacement resolution ±0.1mm | |
| Minimum Stable Speed | No creeping under full load, speed range 0.01-0.5m/s (with servo regulation) | |
| Material Parameters | Cylinder Material | High-strength alloy steel (e.g., 42CrMo/SAE4140), tensile strength ≥800MPa, yield strength ≥650MPa |
| Piston Rod Material | Surface high-frequency quenched or HVOF-coated, base material 42CrMo/30CrNiMo, hardness HRC55-65 | |
| Sealing & Buffering | Main Sealing System | V-type composite seals + dust wipers + guide bands, leakage rate ≤0.1mL/h (42MPa condition) |
| Buffering Device | Adjustable multi-stage buffer (mechanical/hydraulic hybrid), impact attenuation rate ≥85% | |
| Environmental Adaptability | Corrosion Resistance | Passes 3000-hour neutral salt spray test, applicable to seawater depth of 300m (special coating version) |
| Temperature Range | Operating temperature -40℃~+120℃, cold-start heating power ≥500W, high-temperature heat dissipation area ≥2.5m²/MPa | |
| Installation & Maintenance | Mounting Types | Flange type (MF3/MF4), eye type (MP3/MP5), trunnion type (MT4), etc. (8 standard interfaces) |
| Maintenance Interval | ≥5-year maintenance-free under normal conditions (IP68 protection), seal replacement time ≤30min (modular design) |
Specifications:
| Cylinder Type | Mill type, Head Bolted, Base Welded |
| Bore Diameter | Up to 2500mm |
| Rod Diameter | Up to 600mm |
| Stroke Length | Up to 24,000mm |
| Piston Rod Material | AISI 1045, AISI 4140, AISI 4340, 20MnV6 |
| Rod Surface Treatment | Hard chrome plated, Chrome/Nickel plated, Ceramic coated |
| Tube Material | Carbon steel AISI1045 or ST52.3, Alloy steel AISI4140, Stainless steel 2Cr13 or 1Cr17Ni2 |
| Tube Surface Painting | Colors according to RAL and thickness according to customer needs |
| Mounting Type | Clevis, Cross tube, Flange, Trunnion, Tang, Thread |
| Design Pressure | Up to 40Mpa |
| Seal Kits Type | PARKER, MERKEL, HALLITE, NOK, TRELLEBORG |
| Quality Assurance | 1 year |
| Certificate | SGS, BV, ABS ,GL, DNV etc. |
| Application | Heavy industry, steel mill, Hydraulic press, etc. |
Applications:
Competitive Advantage:
1. Dual-pressure sensors (±0.1%) and mechanical relief valves create triple protection. Burst pressure ≥2.5×rated pressure (45MPa) meets ASME B30.1. Embedded AE sensors (≤0.5mV) detect micro-crack propagation.
2. Conservancy hydraulic cylinder Differential circuits with variable pumps reduce 30% energy at ≥1.2m/s return speed. Smart algorithms adjust flow (±1.5L/min), saving ≥12,000kWh annually.
3. Hydropower hydraulic cylinder Accumulator-assisted drives achieve ≤500ms emergency response, complying with ASME QME-1. Servo valves with ≥200Hz frequency enable 200mm stroke in 0.5s.
4. Conservancy hydraulic cylinder Sectional barrel design allows ROV-assisted seal replacement (MTTR≤2hrs). Taper-locked bushings (≤50kN disassembly force) improve 60% maintenance efficiency.
5. Hydropower hydraulic cylinder Venturi flow optimization achieves cavitation number≥0.4, reducing erosion by 70%. Laser-textured liners (Ra≤0.2μm) mitigate bubble collapse shockwaves.
The Analysis For Conservancy Hydraulic Cylinder Common Breakdown:
1. Hydraulic cylinder guide bush uneven wear (>1mm/1000h) under >15% lateral load requires dual-support structure with graphite bronze bush (PV≥3MPa·m/s).
2. Seal groove deformation from >0.3mm interference fit must be limited to 0.1-0.2mm with FEA validation.
3. Hydraulic cylinder cold-start failure at -30℃ (＞4000cSt viscosity) requires -60℃ pour point oil and 2kW/m heating cables.
4. Magnetostrictive sensor drift (±0.5mm) under >100Gs fields needs μ-metal shielding (≥40dB attenuation) and biannual calibration.
5. Bolt preload loss (>20%) causes flange leakage. Hydraulic tensioners (±5% accuracy) with Loctite 648 are required.
Company Details
Business Type:
Manufacturer
Year Established:
1968
Total Annual:
400000000-500000000
Employee Number:
400~600
Ecer Certification：
Verified Supplier
Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,... Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,...
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