2207 Duplex Stainless Steel Bar, stainless steel round bar, dia 2-600mm
Applications include components exposed to strong chloride rich environments. Among them are a variety of components in desalination plants, heat exchanger tubes in sea water cooling plants, drive shafts for ocean going vessels, containers for the pulp and paper industry, tube and pipe systems at petrochemical refineries and human implant components.
Duplex 2507 Standards
- UNS S31803
- UNS S32250
- ASTM A182
- ASTM A276
- ASTM A479
| Chemical Composition(%): | | |
| C | Mn | Si | S | P | Cr | Mo | Ni | N | Mn | Cu |
| 0.03 max | 1.20 max | 0.80 max | 0.020 max | 0.035 max | 24.0-26.0 | 2.50-3.50 | 6.00-8.00 | 0.20-0.32 | 1.20 max | 0.50 max |
SIZE RANGE
1) Hot rolled black bar: Dia 10-130mm.
2) Hot forged black bar: Dia 80-600mm.
3) Acid round bar: Dia 5-300mm.
4) Cold drawn bright bar: Dia 2-55mm.
5) Grinded bright bar: Dia 5-150mm.
6) Polishing bright round bar: Dia 5-600mm.
SURFACE FINISHES
Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)
Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Marking: Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted
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Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
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