Honing Tube for Hydraulic Ram Cylinder
Specifications
Honing tube for hydraulic ram cylinder1. ID 30-250mm
2. Max length 12m
3. NO MOQ
4. Best reputation
Honing tube for hydraulic ram cylinder
Yantai Xinpeng Steel Is professional supplier on hydraulic cylinder tubes,bored tubes, Honed tubes, Cold drawn tubes.
Seamless steel tubes, Cold drawn weld tubes!
We can supply high precise seamless steel pipe, like honed pipe
The details as below:
1.Product name:H9 honed pipe
2.Standard: DIN2391,DIN2445,EN10305,GB/T 3639,GB 8713
3.Material: 10#,20#,45#,16Mn,ST45,ST52,ST37...
4.Delivery Condition: NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
5.Usage:
Cold drawn or cold rolled precision seamless steel pipes are mainly used for hydraulic pressure and pneumatic services, auto pipe, oil cylinder pipe, motorcycle shock reducer steel pipes and auto shock reducer inner cylinder
6.
| Delivery condition |
cold finished(hard)(BK) | Cold drawn and stress-relieved(BK+S) | |||
| Steel grade | Rm MPa | Elongation A5(%) |
Rm MPa | ReH MPa | Elonggation A5(%) |
| 20# | ≥550 | ≥8 | ≥520 | ≥375 | ≥15 |
| 45# | ≥640 | ≥5 | ≥600 | ≥520 | ≥10 |
| 16Mn | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
| 27SiMn | ≥840 | ≥5 | ≥800 | ≥720 | ≥10 |
| ST45 | ≥550 | ≥5 | ≥520 | ≥375 | ≥15 |
| ST52 | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 |
| SAE1026 | ≥640 | ≥5 | ≥600 | ≥510 | ≥12 |
7.Tolerance:
| Tolerance | I.D Tolerance | Tolerance of wall thickness | ||
| Size of I.D | H8 | H9 | H10 | |
| 30 | +0.033 | +0.052 | +0.084 | <120mm(O.D) ±5% ≥120mm up to 210mm ±7.5% >210mm ±10% |
| >30-50 | +0.039 | +0.062 | +0.100 | |
| >50-80 | +0.046 | +0.074 | +0.120 | |
| >80-120 | +0.054 | +0.087 | +0.140 | |
| >120-180 | +0.063 | +0.100 | +0.160 | |
| >180-250 | +0.072 | +0.115 | +0.185 | |
| >250-315 | +0.081 | +0.130 | +0.210 | |
| >315-400 | +0.089 | +0.140 | +0.230 | |
8.Size range:
| Processing form | I.D mm | Length | Straightness | I.D tolerance | I.D Roughness (RA) |
| Cold rolled | 30-100 | ≤12M | 0.3-1.0/1000 | H8-H10 | 0.4-1.6μm |
| Cold drawn | 30-250 | ≤12M | H8-H10 | 0.8-1.6μm | |
| Hone | 40-500 | ≤12M | H8-H9 | 0.4-0.8μm | |
| SRB | 50-250 | ≤9M | H8 | 0.1-0.4μm |
Production Process:
- Pretreatment : Pickling—Phosphating—Saponification

- Cold drawn/cold rolled
- Annealing furnace——+SR
- Straightener—— Straightening
- Straightness inspecting
- Dimension inspecting
- Sawing

- Lathe
- Polishing
- Products inspecting
- Finished Products
Xinpeng Have passed The ISO9001 2008
Send Inquiry to This Supplier
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