Hydraulic Cylinder Honed Tube/Hydraulic Cylinder Tube
Product Introduction


Customized services
JINYO is an advanced manufacturing facility and we utilize advanced production technology and quality control processes to ensure that each honed tube meets our strict quality standards. From material selection to final inspection, we are committed to delivering honed tubes that consistently exceed our customers' expectations.
JINYO has a complete infrastructure and technical team, and in addition to providing standard size honing tubes, it can also customize honing tubes. Our customized services cover every aspect from design, manufacturing to post-processing, and we are able to provide personalized solutions according to customers' specific requirements. In short, our honed tubes are ideal for hydraulic cylinder applications and are committed to providing customers with high-precision, high-reliability core components of hydraulic systems.


Product parameters
Chemical Composition (%) | |||||||||
Steel grade | c | SI | Mn | P | S | Cr | Ni | V | AI |
≤ | ≥ | ||||||||
C20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.25 | 0.25 | - | - |
CK45 | 0.42-0.5 | 0.17-0.37 | 0.5-0.8 | 0.025 | 0.02 | 0.25 | 0.3 | - | |
Q355B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.03 | 0.25 | 0.08 | — |
Q355D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.25 | 0.25 | 0.15 | 0.015 |
E355(ST52) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.25 | 0.25 | — | — |
SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.6-0.9 | 0.04 | 0.05 | - | — | - | |
4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | 0.04 | 0.04 | 0.80-1.10 | — | — | |
4140 | 0.36-0.43 | 0.15-0.35 | 0.75-1.00 | 0.04 | 0.04 | 0.80-1.10 |
Mechanical Property | |||||
Delivery condition | cold finished(hard)(BK) | Cold drawn and stress-relieved(BK+S) | |||
Steel grade | Rm MPa | Elongation A5(%) | Rm MPa | ReH MPa | Elongation A5(%) |
C20 | ≥550 | ≥5 | ≥520 | ≥375 | ≥15 |
CK45 | ≥645 | ≥5 | ≥600 | ≥520 | ≥10 |
Q355B | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
Q355D | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
E355(ST52) | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
SAE1026 | ≥640 | ≥5 | ≥600 | ≥520 | ≥15 |
Tolerance ON ID (mm) | ||||
Tolerance | L.D Tolerance | Tolerance of wall | ||
Size of I.D | H8 | H9 | H10 | thickness(O.D) |
30 | 0.033 | 0.052 | 0.084 |
<120mm ±5% ≥120mm ±7.5% >210mm ±10% |
>30-50 | 0.039 | 0.062 | 0.1 | |
>50-80 | 0.046 | 0.074 | 0.12 | |
>80-120 | 0.054 | 0.087 | 0.14 | |
>120-180 | 0.063 | 0.1 | 0.16 | |
>180-250 | 0.072 | 0.115 | 0.185 | |
>250-315 | 0.081 | 0.13 | 0.21 | |
>315-400 | 0.089 | 0.14 | 0.23 |
Product Features
Hydraulic cylinder honed tube is made from premium quality steel materials such as st52,st52.3 e355, sae1026, and 1020. These materials offer excellent durability, strength, and corrosion resistance, making the honing tube ideal for demanding hydraulic applications.
Product Display

Inspection and packaging
