NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
NEW-ERA STEEL TUBE HOLDING NINGBO PIPEWAY TRADE CO.,LTD
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Russian Steel Standard GOST8734 Seamless Cold Drawn Stee Tube for mechanical and structural purpose
Material: 10, 20, 35, 45, 10Mn2, 15Cr5Mo, 12Cr8, 20Cr, 40Cr
Size Range: OD: 6-114mm, WT: 1-20mm, Length: 5.8m/6m, maximal 11.8m
Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or Cold Rolling, On line inspection
5. Heat Treatment
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Product Name | GOST8734 Structural Seamless Cold Formed Steel Pipe |
| Material | 10, 20, 35, 45, 10Mn2, 15Cr5Mo, 12Cr8, 20Cr, 40Cr |
| Standard | GOST8734 |
| Size Range | OD: 6-114mm, WT: 1-20mm |
| Application | Structural and mechanical purpose |
| Round Billet | Bao Steel, Xingcheng Steel, Zhongtian Steel |
| Keyword | Seamless Steel Pipe |
| Certificate | TS16949, ISO 9001 |
| HS code | 7304319000 |
| Delivery Time | 45 days |
| Pakcing | Bundles or Woodern Boxes |
| Mechanical composition | ||||
| Steel grade | Tensile strength, N/mm2 (min) | Yield strength, N/mm2 (min) | Elongation, % (min) | Hardness HB (≤) |
| 10 | 333 | 206 | 26 | 137 |
| 20 | 412 | 245 | 23 | 156 |
| 15Cr5Mo | 392 | 216 | 22 | 170 |
| 12Cr8 | 392 | 216 | 22 | 170 |
| 10Mn2 | 412 | 245 | 21 | 197 |
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.