Home > Products > tubes for hydraulic cylinder > honed tube
honed tube
- 30000000 Ton / Tons per Month
- Qingdao/Tianjin
- T/T
Product Details
Thickness: | 5, 60 | ||||
Section Shape: | Round | Outer Diameter: | 20 - 465 mm | Place of Origin: | Shandong, China |
Secondary Or Not: | Non-secondary | Application: | Hydraulic Pipe | Technique: | Cold Drawn |
Certification: | API | Surface Treatment: | Other | Special Pipe: | API Pipe |
Alloy Or Not: | Non-alloy |
Product Description
Specifications
Standard:DIN2391 En10305ISOH8/H9
Straightness:0.3~0.8mm/m
Inside Roughness:0.2~0.6um
Honed tube
Honed tube
Processing
| Cylinder diameter | Length /mm | Straightness | Size accuracy | Wall thickness/mm | Inner bore roughness |
Cold-drawn | ID50~OD325 | ≤12m | 0.3~0.8mm/m |
| ±8% | 0.8~1.6um |
Honed tube | ID50~OD325 | ≤10m | 0.3~0.8mm/m | H8~H9 | ±8% | 0.2~0.6um |
Material | Tensile strength | Yield strength | Elongation
| Hardness |
Ck20 | 530 N/mm2 | 505σsN/mm2 | 12δs% | 175HB |
Ck45 | 660 σN/mm2 | 630σsN/ mm2 | 6δs% | 207HB |
ST52 | 580σ N/mm2 | 420σsN/ mm2 | 10δs% | 190HB |
27SiMn | 840σ N/mm2 | 805σsN/ mm2 | 7.5δs% | 230HB |
Honed tube size tolerance
ID size | ID deviation (mm) | |||
H7 | H8 | H9 | H10 | |
30 | +0.021 0 | +0.033 0 | +0.052 0 | +0.084 0 |
>30~50 | +0.025 0 | +0.039 0 | +0.062 0 | +0.100 0 |
>50~80 | +0.030 0 | +0.046 0 | +0.074 0 | +0.120 0 |
>80~120 | +0.035 0 | +0.054 0 | +0.087 0 | +0.140 0 |
>120~180 | +0.040 0
| +0.063 0 | +0.100 0 | +0.160 0 |
>180~250 | +0.046 0 | +0.072 0 | +0.115 0 | +0.185 0 |
>250~315 | +0.052 0 | +0.081 0 | +0.130 0 | +0.210 0 |
>315~400 | +0.0527 0 | +0.089 0 | +0.140 0 | +0.230 0 |
Contact Us
- Liaocheng Xinglong Seamless Tube Manufacturing Co., Ltd.
- Contact nameGavin Hou
- Phone86-635-8876876
- AddressNo.3 Taishan Road, Economic Development Zone Liaocheng,Shandong
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