Incoloy 20 (UNSN08020) Alloy 20 bar/ Flange

Product Detail

Common Trade Names: Incoloy 20,Alloy 20,No8020, Werkstoff 2.4660

 Incoloy 20 alloy is a kind of molybdenum and copper nickel base alloy, has the very good thermal and cold working properties of corrosion resistant alloy, the oxidation and secondary reducing erosion has good resistance, excellent resistance to stress corrosion cracking ability and good resistance to local corrosion ability in many chemical process medium has satisfactory corrosion resistant properties.

Incoloy 20 Chemical Composition
alloy Ni Cr Cu Mo Fe C Nb+Ti Mn P S Si
Inconel 20 32.0-38.0 19.0~21.0 3.0~4.0 2.0~3.0 balance ≤ 0.07 ≤1.0 ≤2.0 ≤0.045 ≤0.035 ≤1.0
Incoloy 20 Physical Properties
8.08 g/cm³
Melting point
1357-1430 ℃
Incoloy 20 Alloy Mechanical Properties
Condition Tensile strength (MPa) Yield strength(MPa) Elongation(%)
Alloy20 620 300 40

Incoloy 20  Standards and Specifications


Bar/Rod Wire  Strip/Coil Sheet/Plate
Forging Stock
ASTM B 462 ,ASTM B 472,
ASTM B 473,ASME SB 472,
 DIN 17752-17754
ASTM A 240, ASTM A 480,
ASTM B 463, ASTM B 906,
ASME SA 240, ASME SA 480,
DIN 17750
ASTM B 729, ASTM B 829,

ASTM B 468, ASTM B 751,
ASTM B 464, ASTM B 775,
ASTM B 474,DIN 77751
DIN 17744, ASTM B 366,
ASTM B 462, ASTM B 471,
ASTM B 475, ASME SB 366,

Incoloy 20 Available Products in Sekonic Metals

Inconel 718 bar,inconel 625 bar

Incoloy 20 bars & Rods

Round bars/Flat bars/Hex bars, Size From 8.0mm-320mm, Used for bolts,fastners and other spare parts

welding wire and spring wire

Incoloy 20 Wire

Supply in welding wire and spring wire in coil form and cut length.

Sheet & Plate

Incoloy 20 sheet & plate

Widths up to 1500mm and lengths up to 6000mm,Thickness from 0.1mm  to 100mm.

Incoloy 20 flange

Various Kind of flanges and  customized drawing can be produced by us with precison tolerance

inconel strip,invar stirp,kovar stirp

Incoloy 20 strip & coil

Soft condition and hard condition with AB bright surface, width up to 1000mm

Fasterner & Other Fitting

Incoloy 20 Fasteners

Alloy 20 materials  in forms of Bolts,screws,flanges and other fasterners, according to clients specification.

Why  Incoloy 20 ?

 Good corrosion resistance to oxidizing and reductive media,
• Excellent resistance to stress corrosion cracking,
• Good corrosion resistance to many Chemical processing.

 Incoloy 20 Application field:

It has been widely used in chemical processing industry, hot sea water and hydrometallurgy.
Heat exchangers, pipes, valves and pumps are mainly used to deal with hot H2SO4, chloride solution, Na2SO3 and other environments.

• Sulfuric acid pickling tanks, racks and heating coils       Phosphate coating drums and racks
• Heat exchangers                                                                            • Bubble caps
• Process piping                                                                                Mixing tanks
• Chemical and petroleum process equipment

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