
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 | ||
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 | ||
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 | |
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.
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Jiangsu Mittel Steel Industrial Limited is located in Wuxi City, a beautiful city near Shanghai. Wuxi is close to Shanghai (BAO STEEL) ,Zhangjiagang (ZPSS),Ningbo (BAO XIN),KUN SHAN (DKSS), enjoy excellent geographic location and convenient water, land and air transportation. , Wuxi become the biggest stainless steel sheet ,plate and coil supply Centers in China. Jiangsu Mittel Steel Industrial Limited was established in 1998 years. as one of the largest stockists and manufacturers of industrial grade Stainless Steel products and derivatives in Wuxi ,We keep a stock of 50000 tons every month, so we can delivery goods in fast time.
Our company supplies cold/hot-rolled stainless steel
sheets,stainless steel coils and stainless steel Plate to many
steel factories from athome and abroad, including Shanxi Taigang
Iron& Steel CO, . Ltd (TISCO)Zhangjiagang Pohang (ZPSS),
Shanghai BAO STEEL, Ningbo Baoxin and steel factories in Taiwan
area, Mainland Chinese and foreign countries and regions.
Our long-term business lines are
201.202.304(1.4301).304L.316.316L(1.4404).430.409L, 309S
,310S(1.4845).317L.904L.S31803(1.4462).S32750.S32760, Finish: 2B,
BA, NO. 1 NO. 4, HL, 8K and so on...Meanwhile, our company is also
engaged in the long-term supply of homemade & imported medium
and thick plates, galvanized and carbon steel products.
Adhering to the principle of "quality first and customer
foremost",our company will offer long-term service to nationwide
manufacturers of household appliances, elevators, tableware,
ornaments, tanks and machines. We can offer precise frosted
wiredrawing, 8K mirror finishing and skim board oil-abrasion of
various specifications at any time. The precisely-processed
products will meet your requirements for high quality. Our company
is a modern enterprise integrating distribution and storage.
If you are interested in any of our products or would like to
discuss a custom order, please feel free to contact us. We are
looking forward to forming successful business relationships with
new clients around the world in the near future.