JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Jiangsu Mittel Steel Industrial Limited Supply all kinds of Stainless Steel Sheet/Plate/Coil/Round ,Flat ,Angle Bar/Stainless steel Seamless pipe /welded pipe /Elbow/Flange /Galvanized Steel sheet
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1) Duplex s31803
2) Dia.: 1/4''~15''
3) Standard: ASTM A276
4) Solution treatment, high tensile
5) Pass BV audit
1) Product feature:
| 1. Product: | Duplex s31803 stainless steel round bars ( F51 ) |
| 2. Diameter: | Ø1/4’’~Ø15’’ ( Ø6mm~Ø400mm) |
| 3. Length: | 1~8 meters |
| 4. Surface: | * Bright ( cold drawn, peeled & polished, centerless grinding) * black |
| 5. Material: | S31803 (F51), S32205 (F60), S32750 (F53), S32760 (F55), 1.4462 |
| 6. Standard: | ASTM A276 |
| 7. Diameter tolerance: | H9, H11, H13 etc. as per clients’ requirement |
| 8. Length tolerance: | 0/+50mm |
| 9. Finishing: | Solution treated as per ASTM A276 |
| 10. Application: | Shaft, Heat exchangers, valve parts, pipe fitting, Marine, Oil and Gas |
| 11. Delivery time: | Generally within 15~20 days, as per the quantity |
| 12. Package: | Good quality wooden box, will protect the bars safe. ( See pictures below ) |
| 13. Material Test Cert. | ISO, BV, SGS, Mill test certificate |
| 14. Quality: | Prime quality |
| 15. More information: | Contact Vivian Zhu ( MP: +86-139 21352562 ) skype: vivian.316L |
2) Chemical composition:
| type | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | W |
| S31803 (F51) | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.03 | ≤0.02 | 21.0~23.0 | 4.5~6.5 | 2.5~3.5 | 0.08~0.2 |
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| S32205 (F60) | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.03 | ≤0.02 | 22.0~23.0 | 4.5~6.5 | 3.0~3.5 | 0.14~0.2 |
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| S32750 (F53) | ≤0.03 | ≤0.8 | ≤1.2 | ≤0.035 | ≤0.02 | 24.0~26.0 | 6.0~8.0 | 3.0~5.0 | 0.24~0.32 | 0.5 |
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| S32760 (F55) | ≤0.03 | ≤1.0 | ≤1.0 | ≤0.03 | ≤0.01 | 24.0~26.0 | 6.0~8.0 | 3.0~4.0 | 0.2~0.3 | 0.5~1.0 | 0.5~1.0 |
3) Product display:
Mechanical Requirments
Duplex stainless steel (S31803) mechanical properties:
Grade Temperature / state yield strength σb (ksi) tensile strength σ0.2(ksi) Elongation δ gauge 2in
2205 70/ annealing 75min 105min 35min
2205 200/ annealing 50min 90min
2205 400/ annealing 45min 80min
2205 600/ annealing 40min 79min
Related Specifications
ASTM/ASME...........A240 UNS S32205/S31803
EURONORM...........1.4462 X2CrNiMoN 22.5.3
Key Properties:
The specified properties are for bar products in ASTM A276. The properties may not be necessarily similar to other forms such as forgings and plates.
Typical applications of grade 2205 stainless steels include the following:
for oil refining, fertilizer, paper, petroleum, chemical resistance, high temperature concentrated nitric seawater heat exchangers and cold shower unit and devices.Duplex 2205 duplex stainless steel alloy is 21% chromium, 2.5% molybdenum, and 4.5% of nickel, nitrogen alloyed stainless steel. It has high strength, good toughness and good overall and partial resistance to stress corrosion.
1)Pressure vessels, high pressure storage tanks, high pressure piping, heat exchangers (chemical processing industry).
2)Oil and gas pipelines, heat exchangers, pipe fittings.
3) Sewage treatment systems.
4)Pulp and paper industry classification, bleaching equipment, and stock-handling system.
5)High strength corrosion environment rotary shaft, press rolls, blades, impeller.
6)Ship or truck cargo box.
7)Food processing equipment.