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Product Details:
Payment & Shipping Terms:
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Varieties
| Processing the form | Cylinder diameter | Length | Straightness | Dimensional accuracy | Wall thickness | Inner hole roughness |
| cold drawn | 48~325 | ≤ 12m | 0.3~0.8mm/m | ±10% | 0.8~1.6µm | |
| honing | 48~325 | ≤ 10m | 0.3~0.8mm/m | H8~H9 | ±10% | 0.3~0.8µm |
| roling | 50~250 | ≤ 9m | 0.3~0.8mm/m | H7~H9 | ±10% | 0.01µm |
Mechanical Properties
| Material | Tensile strength | Yield strength | Elongation | Hardness |
| 20# | 530σbN/mm2 | 505σbs/mm2 | 12σs% | 175HB |
| 45# | 660σbN/mm2 | 630σbs/mm2 | 6σs% | 207HB |
| 16Mn | 595σbN/mm2 | 570σbs/mm2 | 9σs% | 190HB |
| 27SiMn | 840σbN/mm2 | 805σbs/mm2 | 7.5σs% | 230HB |
production process
FAQ:
1. How can I get the price?
We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness length, quantity and application of the steel pipe which you need.
2. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality. We will provide you the sample for free, however we could only make sure the same material, the dimension will be much similar as your request but not same. And customer should afford the charge of shipment.
3. What is your terms of delivery?
We accept EXW, FOB, CIF, DDU etc. You can choose the one which is the most convenient or cost effective for you.
4. Can your machine or other products be customized?
Yes, we are a professional manufacturer who specializes in welding equipment about 9 years old, we have a strong design team, so any conventional products can be customized.
5. Do you offer a cut to length service?
Yes. Simply select your tube size and tell our sales, and this will allow you to select your ideal length, quantity and any special requirements.
Contact Person: admin
Tel: +8613031891590
