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[China]
Trade Verify
Address: No.101 Shijing East Road, Tudian Town, Tongxiang, China
Contact name:Denny
NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD |
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Verified Suppliers
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Steel Grade/Steel Material:
E155 E195 E235 E275 E355
Delivery Condition:
1 BK Cold finished(hard)
2 BKW Cold finished(soft)
3 BKS Cold finished and stress-relieved
4 GBK Annealed
5 NBK Normalized
Size Range:
O.D.:6-350mm
W.T.:1-35mm
L:max12000mm
Characteristic:
Good concentricity
Good OD and ID tolerance
High precision
Stable quality
Smooth roughness
DOM Steel Tube Production Process:
Raw material → Incoming inspection → Cutting → Heating → Piercing → Hammering →Pickling → Cold-drawing → Heat treatment → Physical chemistry test → Straightening → Ends cutting → Final inspection → Bundling →Storage
| Standard |
DIN2391, EN10305, ASTM A519, GB/T 8713, GB/T3669...
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| Material |
20# ,45# ,Q345B,Q345D,25Mn,27sIMn,E355/st52, SAE1026...
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| Specification |
ID OD
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2-30mm 20-350mm
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| I.D Tolerance |
H8 H9
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| Length |
3-6m (Customers usually choose the 4~5.8m)
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| Straightness |
1/1000 |
| Surface |
polished or coating
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| Delivery time |
25-45 days
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| Packing |
Bundled with knitted plastic bag, wooden cases or according to
customers' request.
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| application |
Fluid and gas transport,decoration, construction,medical equipment,
aviation,
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