Seamless Steel Tube Used In Machining
- Seamless steel tube used in machining is one of the most commonly used types of seamless steel tube. Seamless steel pipe has hollow section, no weld from top to···
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Seamless steel tube used in machining is one of the most commonly used types of seamless steel tube. Seamless steel pipe has hollow section, no weld from top to bottom. Compared with round steel and other solid steel, seamless steel tube has the same bending and torsional strength, and the weight is lighter. It is a kind of economic section steel, widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipe, bicycle frame and steel scaffolding used in construction.
Specification
| Standard | BS 1387, BS EN 10297, BS 4568, BS EN10217, JIS G3457 |
| Out diameter | 21.3 - 610 mm or customized |
| Wall thickness | 2 - 50 mm or customized |
| Section Shape | Round |
| Application | Fluid Pipe |
| Surface Treatment | varnished, cap, marking |
| Certification | API |
| Carbon Steel Pipe | ASTM A53/106/API 5L B |
| ST37/ST44 Precision Seamless Steel Pipe | DIN 2448/2391/1629/17100 |
| DIN 2391/2448/1629,ST37/ST52 steel pipe | ST37/ST52 |
| Hot Rolled Seamless Steel Pipe | ASTM A 53/106/API 5L B |
| Cold Drawn Seamless Steel Boiler Tube | ASTM A106/DIN 17175/2448 |
| Carbon Seamless Steel Pipe | ASTM A53/106/API 5L B |
Dimension Tolerances of Seamless Steel Pipe
| Pipe types | Pipe Size(mm) | Tolerances | |
| Hot rolled | OD | <50 | ±0.50mm |
| ≥50 | ±1% | ||
| WT | <4 | ±12.5% | |
| ≥4～20 | +15%, -12.5% | ||
| >20 | ±12.5% | ||
| Cold drawn | OD | 6～10 | ±0.20mm |
| 10～30 | ±0.40mm | ||
| 30～50 | ±0.45 | ||
| >50 | ±1% | ||
| WT | <1 | ±0.15mm | |
| >1～3 | + 15%, – 10% | ||
| >3 | + 12.5%, – 10% | ||
FAQ
Q1. Are you a manufacturer or trader?
We are a manufacturer, and we can have our own factory produced many steel products.
Q2. Whether your company supports Trade Assurance order?
Yes, we can (100% product quality protection; 100% on-time shipment protection; 100% payment protection)
Q3. Can we get the some samples? Any charges?
Yes, you can get available samples in our stock. If the samples from new production, we will charge some reasonable cost, but this amount will be deducted from your first order.
Q4. How do we build up business relations with your company?
Send us your requirement which includes size, coating info, parameters, quantity, destination .
Q5. What is the MOQ?
We can accept small orders.Please feel free to contact us, we can meet your requirements.
Q6. What's your advantage?
With high-quality products and efficient customer service, we adhere to the principle of customer first.
Q7. How long is your delivery time?
Delivered within 15 days after receipt of deposit
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