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| Categories | Precision Seamless Steel Tube |
|---|---|
| Brand Name: | New Era |
| Model Number: | DIN2391 |
| Certification: | ISO9001, ISO14001, TS16949 |
| Place of Origin: | China |
| MOQ: | 5tons |
| Price: | Negotiation |
| Payment Terms: | T/T |
| Supply Ability: | 300 tons/month |
| Delivery Time: | 45 days |
| Packaging Details: | Bundles Package, Wooden Box Package |
| Technique: | Cold Drawn |
| Shape: | Round |
| OD Size: | 4-80mm |
| WT Size: | 0.5-10mm |
| Steel Material: | 10#, 20#, 16Mn, ST35, St45, St52 |
| Usage: | Mechanical And Automotive Engineering |
| End Protector: | Plastic Pipe Cap |
| Company Info. |
| NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD |
| Verified Supplier |
| View Contact Details |
| Product List |
New era supply precision steel tubes size from OD 4 mm to OD80 mm,Wall thickness from WT 0.5 mm to WT 10 mm ,Length max 12m ,Could Cut to length for your special requests.Material ST 35,St45,St52 St30Al,St 30Si,Other materials upon agreement with customers.
Standard: DIN2391
Size Range: OD: 4-80mm
WT: 0.5-10mm
Length: 1-12m
Steel Grade: 10#, 20#, 16Mn, ST35, St45, St52
1.Production method:
Cold Drawn on the seamless steel tubes, to reach high accuracy on
the OD and WT tolerance
2.Features:
Smooth inner and outer surfaces
Available in a variety of outer diameter sizes
Good raw material quality
Narrow tolerance
3.Deliver condition:
1). BK Cold finished (hard)
2). BKW Cold finished (soft)
3). BKS Cold finished and stress relieved
4). GBK Annealed
5). NBK Normalized
4.Relative standard:
DIN2391 Precision Seamless Steel tubes for precision hydraulic
systems
DIN2393 Precision Welded Steel tubes for precision hydraulic
systems
5. Steel Grade and Chemical Compositions:
| Grade | C max | Si max | Mn | P max | S max |
| ST35 | 0.17 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| ST45 | 0.21 | 0.35 | ≥0.40 | 0.025 | 0.025 |
| ST52 | 0.22 | 0.35 | ≥1.60 | 0.025 | 0.025 |
| Grade | Condition | Tensile Point(Mpa) | Yield Point(Mpa) | Enlongation |
| ST35 | BK | ≥440 | ≥6% | |
| BKW | ≥370 | ≥10% | ||
| GBK | ≥315 | ≥25% | ||
| NBK | 340-470 | 235 | ≥25% | |
| ST45 | BK | ≥540 | ≥5% | |
| BKW | ≥470 | ≥8% | ||
| GBK | ≥390 | ≥21% | ||
| NBK | 440-570 | 255 | ≥21% | |
| ST52 | BK | ≥590 | ≥5% | |
| BKW | ≥540 | ≥7% | ||
| GBK | ≥490 | ≥22% | ||
| NBK | 490-630 | 355 | ≥22% |
|
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