st52 honed tubes
USD $900 - $1,200 /Ton
Min.Order:20 Tons
Liaocheng Xinglong Seamless Tube Manufacturing Co., Ltd.
Honed Tube:
•Material:20# , 45#, 16Mn, 25Mn, 27SiMn, St52, E355.
•With standard DIN2391, GB/T8713-88, GB/T8710-2009, ISO, ASTM and DIN. The maximum length is 12 M. The sizes range from 40 mm to 400 mm. Our product can match all the customers’ requirements.
Specifications of Honed tubes | ||||||
Processing | Diameter(mm) | Length(m) | Straight(mm/m) | Diameter Accuracy | Thickness | Roughness(μm) |
Cold drawing | 40-320 | ≤12 | 0.2-0.5 | H8-H10 | ±5% | 0.8-1.6 |
Cold rolling | 30-100 | ≥12 | 0.2-0.5 | H8-H10 | ±5% | 0.8-1.2 |
Drawing-honed | 40-500 | 8 | 0.2-0.3 | H7-H9 | ±5% | 0.2-0.8 |
Drawing-roll | 40-400 | 7 | 0.2-0.3 | H8-H9 | ±5% | 0.2-0.4 |
Deep-hole | 320-500 | 8 | 0.2-0.3 | H7-H9 | ±8% | 0.2-0.8 |
Deep-rolling | 320-500 | 7 | 0.2-0.3 | H8-H9 | ±8% | 0.2-0.4 |
Hydraulic & Pneumatic Cylinder Tube Size and Precision | |||||
Inner Diameter(mm) | Tolerance on ID µm |
| |||
H7 | H8 | H9 | H10 |
| |
30 | +21 | +33 | +52 | +84 |
|
>30-50 | +25 | +39 | +62 | +100 |
|
>50-80 | +30 | +46 0 | +74 | +120 |
|
>80-120 | +35 | +54 | +87 | +140 |
|
>120-180 | +40 | +63 | +100 | +160 |
|
>180-250 | +46 | +72 | +115 | +185 |
|
>250-315 | +52 | +81 | +170 | +210 |
|
>315-400 | +57 | +89 | +140 | +230 |