NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
NEW-ERA STEEL TUBE HOLDING NINGBO PIPEWAY TRADE CO.,LTD
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Hot Rolled Gas and Oil Seamless Line Pipes GB/T 8163 20# , Q295 , Q345
Size Range: OD: 45-500mm, WT: 2-40mm, Length: 5.8m/6m, maximal 11.8m
Steel Grade: 1010 , 1020 , Q295, Q345, 10#, 20#
Application of Seamless Steel Tube: for Liquid Transpotation
Production method: Hot Rolled
Size Tolerance:
| Type of steel Tube | Dimension of steel tube | Permissible tolerance | |||
| Average class | High class | ||||
Hot-rolled | Outer diameter D | All | ±1% (min.+/-0.50) | - | |
| Wall thickness | All | +15%/-12.5% (min.+4.5/-4.0) | - | ||
| Cold-drawn (cold-rolled) tube | Outer diameter D | 6~10 | ±0.2 | ±0.15 | |
| >10~30 | ±0.40 | ±0.20 | |||
| >30~50 | ±0.45 | ±0.30 | |||
| >50 | ±1% | ±0.8% | |||
| Wall thickness | ≤1 | ±0.15 | ±0.12 | ||
| >1~3 | +15% -10% | +12.5% -10% | |||
| >3 | +12.5% -10% | ±10% | |||
| Note: For hot-expanded tubes with outer diameter≧35mm,the permissible tolerance of wall thickness is±18%. | |||||
Mechanical Property:
| NO. | Steel Grade | Tensile Strength(Mpa) | Yield point(Mpa) | Elongation after breaking(%) | |
| s<=16 | s>16 | ||||
| Not less than | |||||
| 1 | 10 | 335~475 | 205 | 195 | 24 |
| 2 | 20 | 410~550 | 245 | 235 | 20 |
| 3 | Q295 | 430~610 | 295 | 285 | 22 |
| 4 | Q345 | 490~665 | 325 | 315 | 21 |
| Product Name | Hot Rolled Seamless Steel Tube For Liquid Transportation |
| Material | 1010 , 1020 , Q295, Q345 |
| Process | Hot Rolled Steel Tube |
| Application | Liquid Transportation |
| Certificate | ISO 9001 |
| HS code | 7304319000 |
| Delivery Time | 45 days |
| Pakcing | Bundles or Woodern Boxes |
Surface Quality: No crack, folding, rolled scrimp, separation layer and scab are allowed to exist.
FAQ:
1. Can you provide a sample to check the quality?
We can provide free sample with same or similar sizes for you to check tube quality.
You need to in charge of Express costs.
2. How about your production capacity?
3000 tons/Month.
3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.
4. Where is your factory?
Jiaxing city, 2 hours away from Shanghai.
5. How can I get the quotation A.S.A.P?
Please send us an inquiry with full details as following,quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements
6. How about the minimum order quantity?
Normally for one size above 1 ton.
Welcome to contact us! Thanks.