INCOLOY® Alloy 800H

  • N08810
  • 1.4958

Key properties

(in annealed condition)
Tensile strength: 54.00–77.00
Yield strength: 13.00–21.00
Elongation: 13.00–23.00%

Composition

Fe

39.50% min

Ni

30.00-35.00%

Cr

19.00-23.00%

Mn

1.50% max

Si

1.00% max

Cu

0.75% max

Al+Ti

0.30-1.20%

Al

0.15-0.60%

Ti

0.15-0.60%

C

0.05-1.00%

S

0.01% max

INCOLOY® alloy 800H® is a controlled composition derivative of INCOLOY® alloy 800 (UNS N08800).  Applications have extended from petrochemical processing reformer tubing, to bellows and flare tips in refinery service. In power generation,

superheater and reheater tubing has also employed the material. Heat treatment retorts, muffles jigs and fixtures have also used this material to great effect.

Welding consumables

Welding electrodes: INCOWELD A
Fillers: 82