Incoloy Alloy 20

Incoloy Alloy 20

General

This material has excellent corrosion resistance in chemical environments containing sulphuric acid, and useful resistance to environments containing chlorides, nitric acid, and phosphoric acid. Also used in the production of gasoline, solvents, explosives, inorganic and organic chemicals, pharmaceuticals, and food and synthetic materials. INCOLOY alloy 20 is readily fabricated to produce mixing tanks, heat exchangers, process piping, pickling equipment, pumps, valves, fasteners and fittings.

 

Chemical Composition

Ni

Mo

Si

Cr

C

Cb

Cu

Mn

Nb

S

P

Min %

32.00

2.00

19.00

3.00

Max %

38.00

3.00

1.00

21.00

0.07

1.00

4.00

2.00

1.00

.035

.045

Other Elements

 Fe: Balance

 

Mechanical Properties (Typical)

MPA

%

Tensile Strength.

620

 

Yield Strength (0.2% offset)

300

 

Elongation in 2” (50mm) or 4D

 

40

Reduction of Area, min

 

 

 

Hardness

B83

 

 

Alternative Designations

Carpenter 20, 20CB-3, Alloy 20, UNS N08020, ASTM B 462 ASTM B 472, ASTM B 473, ASME SB 472, ASME SB 473, ISO 9723, ISO 9724, ISO 9725, DIN 17752-17754

The data contained in this publication is for informational purposes only and may be revised at any time without prior notice. The data is believed to be accurate and reliable, but Hague Fasteners Limited makes no representation or warranty of any kind (express or implied) and assumes no liability with respect to the accuracy or completeness of the information contained herein. Although the data is believed to be representative of the product, the actual characteristics or performance of the product may vary from what is shown in this publication. Nothing contained in this publication should be construed as guaranteeing the product for a particular use or application.