Nova Trading

Steel Duplex

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Steel Duplex


NOVA TRADING STOCK PROGRAM IN 1.4462 GRADE


HOT ROLLED AND COLD ROLLED SHEETS ACCORDING TO EN 10088-2, EN ISO 9445, EN ISO 9444, EN 10028-7


SHEET STOCK – 1.4462

WIDTH

1500x3000

1500x3000

FINISH

2B, 2E

1D

THICKNESS

2.0

x

3.0

x

x

4.0

x

5.0

x

6.0

x

  • The standard sheet sizes are: thickness x 1500 x 3000 mm


HOT ROLLED AND COLD ROLLED COILS ACCORDING TO EN 10088-2, EN ISO 9445, EN 10028-7


COIL STOCK – 1.4462

WIDTH

1500

1500

FINISH

2B, 2E

1D

THICKNESS

2.0

x

3.0

x

x

4.0

x

5.0

x

  • Nova Trading coil stock consists of 1500 mm wide coils in thickness: 2 mm, 3 mm, 4 mm and 5 mm; maximum length – 12,000 mm or even 15,000 mm if the total weight does not exceeds 2,000 kg

  • Please ask us about other duplex grades and sizes of sheets


Services offered by Nova Trading:


- cutting of coils into sheets

- slitting

- laser cutting

- waterjet cutting

- shearing

- bending

- welding

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GENERAL CHARACTERISTICS OF DUPLEX


  • Ferritic-austenitic structure - balance between structures is 50% -50%

  • They combine most of the benefits of ferritic and austenitic steel properties


ADVANTAGES


  • Higher mechanical resistance than other grades

  • High corrosion resistance - in particular stress corrosion, pitting corrosion and crevice corrosion

  • PRE 35 Pitting Resistance Equivailent

  • Very high strength

  • The ability to reduce the thickness of elements and, as a result, reduce the weight and cost of construction

  • Higher abrasion resistance

  • Low thermal expansion

  • Working temperature: from -40 to +250°C


TYPICAL APPLICATIONS


  • In the paper, gas, mining and petrochemical industries

  • Storage tanks

  • Tanks and chemical tankers

  • Pulp and paper industry applications such as digesters and process tanks

  • Oil and gas industry applications such as flanges, valves, tubes and pipes

  • Pressure tanks such as oxygen reactors

  • Structural components in bridges

  • Desalination and wastewater treatment plants

  • Heat exchangers


CHEMICAL COMPOSITION


Grade

C%

Si%

Mn%

P%

S%

N%

Cr%

Mo%

 Ni%

Duplex

1.4462

0,03

1,00

2,00

0,035

0,015

0,10-0,22

21,00-23,00

2,50-3,50

4,50-6,50

Austenitic

1.4404

0,03

1,00

2,00

0,045

0,015

0,11

16,50-18,50

2,0-2,5

10,00-13,00

Austenitic

1.4301

0,07

1,00

2,00

0,045

0,015

0,11

17,00-19,50

-

8,00-10,50


MECHANICAL PROPERTIES


Grade

Tensile strength/

Rm (N/mm²)

Proof strength/

Rp0.2 (N/mm²)

Elongation after fracture A (%)

Duplex

1.4462

min 660

min. 480

min. 20

Austenitic

1.4404

min. 530

min. 240

min. 40

Austenitic

1.4301

min 540

min. 230

min. 45

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