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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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Shipbuilding Stainless Steel Round Bars F51 Black Round Bar Bright

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Shipbuilding Stainless Steel Round Bars F51 Black Round Bar Bright

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Brand Name : BAO STEEL

Model Number : S31803

Certification : SGS BV,ISO

Place of Origin : China

MOQ : 2 Tons

Price : 3500 USD/Ton

Payment Terms : L/C, T/T

Supply Ability : 500 tons per month

Delivery Time : 10 Working Days

Packaging Details : export packing

Grade : S31803

OD : 8-400MM

Surface : Black and Bright

Type : Round Bar

Application : marine service, shipbuilding

Special Use : OIL

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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

 

 

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:  

Shipbuilding Stainless Steel Round Bars F51 Black Round Bar BrightShipbuilding Stainless Steel Round Bars F51 Black Round Bar Bright

 

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

 AFNOR...................Z3 CrNi 22.05 AZ
 DIN.........................W. Nr 1.4462

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.

 

Applications:

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.

 

 

 

 


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