CITON HYDRAULIC
Chrome plated rods for hydraulic cylinder applications.
Technical Specifications
Chrome plated rods for hydraulic cylinder applications.
Product suitability, material grade, dimensions and delivery requirements should be confirmed against your drawing or specification.
Get a Quote →AI-generated product illustration supplied for preview; not a verified CITON product photograph. Additional verified angles remain pending.
Technical Specifications
Technical values use the user-confirmed 20#/45# values and original source data for 27SiMn/Q355E.
| Steel Grade | C | Si | Mn | P | S | Cr | Ni | Cu | V |
|---|---|---|---|---|---|---|---|---|---|
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
| ST52 | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 |
| 25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.0 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
| 20# | ≤0.20% | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
| 20MnV6 | 0.16-0.22 | 0.10-0.50 | 1.30-1.70 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | 0.10-0.20 |
| 42CrMo4 | 0.38-0.45 | 0.15-0.40 | 0.60-0.90 | ≤0.30 | ≤0.035 | 0.9-1.20 | / | / | / |
| 40Cr | 0.37-0.45 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.8-1.10 | ≤0.30 | ≤0.30 | / |
| Characteristic | Brochure value |
|---|---|
| Material quality | 45#, ST52, 25Mn, 20#, 20MnV6, 42CrMo4, 40Cr |
| Size | Φ20–Φ500 mm |
| Length | L200–20000 mm |
| Outer diameter tolerance | f7–f8 (other customizable options) |
| Chromium plating thickness | 0.02–0.50 mm |
| Surface roughness | ≤0.05 μm |
| Straightness | ≤0.1 mm/m |
| Quenching and tempering hardness | HB220–360 |
| High-frequency quenching | HRC50–60 |
| Surface hardness | 800–1150 HV |
| Surface treatment | Chromium plating; medium- and high-frequency induction hardening; quenching and tempering; combined treatments (see source) |
| Salt spray test | Level 9; 150–300 hours |
| Weldability | Good |
| Packing | After rust-prevention treatment, each piece wrapped in waterproof paper tube / wooden box |
| Certificate | Product quality reports, chromium plating thickness reports, salt spray test reports, etc. |
| Special requirements | Customized according to customer requirements |
| Material / Condition | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Impact Energy (J) |
|---|---|---|---|---|
| 45# Cold drawn | ≥630 | ≥540 | ≥15 | ≥41 |
| 45# Quenching and tempering | ≥800 | ≥630 | ≥20 | ≥41 |
| Q345D cold drawn | ≥620 | ≥520 | ≥15 | ≥27 (-20°C) |
| 25Mn cold drawn | ≥620 | ≥520 | ≥15 | / |
| 20# cold drawn | ≥520 | ≥400 | ≥15 | / |
| 20MnV6 | ≥750 | ≥590 | ≥12 | ≥40 |
| 42CrMo4 | ≥980 | ≥850 | ≥14 | ≥47 |
| 40Cr | ≥1000 | ≥800 | ≥10 | / |
Product features
Applications
Typical application suitability depends on the final design, operating conditions, material grade and customer specification.
View Applications →Related products