EN 1.4652, ASTM UNS S32654 Stainless Steel

EN 1.4652, ASTM UNS S32654 Stainless Steel

EN 1.4652, ASTM UNS S32654 Stainless Steel General Characteristics 7% Mo, very high N alloyed austenitic grade. The most corrosion resistant stainless steel in the world. High mechanical strength. Useful for e.g. pressurized and erosive systems handling chlorinated sea water at higher...
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EN 1.4652, ASTM UNS S32654 Stainless Steel

General Characteristics

7% Mo, very high N alloyed austenitic grade. The most corrosion resistant stainless steel in the world. High mechanical strength. Useful for e.g. pressurized and erosive systems handling chlorinated sea water at higher temperatures, plate heat exchangers and flue gas cleaning applications.


Typical Applications

  • Pressurized and erosive systems handling chlorinated sea water at higher temperatures

  • Plate heat exchangers

  • Flue gas cleaning

  • Process equipment in chemical industry

  • Bleaching equipment in the pulp and paper industry

  • Desalination

  • Hydrometallurgy

  • Food and beverage

  • Pharmaceuticals


Chemical Composition

The chemical composition is given as % by weight.


CMnCrNiMoNOther

Typical

0.01

3.5

24.0

22.0

7.3

0.50

Cu:0.50

ASME II A SA-240

≤0.020

2.0-4.0

24.0-25.0

21.0-23.0

7.0-8.0

0.45-0.55

Cu:0.30-0.60

ASTM A240

≤0.020

2.0-4.0

24.0-25.0

21.0-23.0

7.0-8.0

0.45-0.55

Cu:0.30-0.60

EN 10088-2

≤0.020

2.0-4.0

23.0-25.0

21.0-23.0

7.0-8.0

0.45-0.55

Cu:0.30-0.60

EN 10088-3

≤0.020

2.00-4.00

23.0-25.0

21.0-23.0

7.0-8.0

0.45-0.55

Cu:0.30-0.60

IS 6911

≤0.020

2.00-4.00

24.0-25.0

21.0-23.0

7.0-8.0

0.45-0.55

Cu:0.30-0.60


Mechanical roperties

The strength and elongation of 904L are similar to those for conventional austenitic stainless steels. Despite the greater strength of these steels, the possibilities for cold as well as hot forming are very good.


StandardRp0.2Rp1.0RmElongationHB

MPa

MPa

MPa

%


Product type: Cold rolled coil and sheet






ASME II A SA-240

≥ 430


≥ 750


≤ 250

ASTM A240

≥ 430


≥ 750


≤ 250

EN 10088-2

≥ 430

≥ 470

750-1000

≥ 40


IS 6911

≥ 430


≥ 750


≤ 250

Product type: Hot rolled coil and sheet






Typical (thickness 4 mm)






EN 10088-2

≥ 430

≤ 470

750-1000

≥ 40


IS 6911

≥ 430


≥ 750


≤ 250

Product type: Hot rolled quarto plate






Typical (thickness 15 mm)

460

490

860

60

200

EN 10088-2

≥ 430

≥ 470

750-1000

≥ 40


IS 6911

≥ 430


≥ 750


≤ 250


Physical Properties

The typical values of some physical properties are given in the table below.


Density

Modulus of elasticity

Thermal exp. at 100 °CThermal conductivityThermal capacityElectrical resistanceMagnetizable

kg/dm3

GPa

10-6/°C

W/m°C

J/kg°C

µΩm


8.0

190

15

11

500

0.78

No


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