Incoloy 800HT (N08811 1.4959 ) High-temperature alloy has high-temperature hot corrosion and high-temperature abrasion resistance. The Incoloy 800HT pipe can work long-term above 600 ℃ under certain stress conditions.
INCOLOY ALLOY 800HT PIPE EQUIVALENT SPECIFICATION
Country | Body | Grade |
USA | UNS | N08800 |
France | AFTER | Z8NC 32.21 |
GB | BS | NA 15 |
Germany | DIN | 1.4876 |
INCOLOY ALLOY 800HT PIPE PHYSICAL PROPERTIES
Properties | Metric Units |
Density | 7,940 kg /m3 @ 20℃ |
Melting Range | 1357-1385. ℃ |
Electrical Resistivity | 0.989 micro-ohm. m @ 20℃ |
Specific Heat | 460y / kg. ℃@ 20℃ |
Mean Coefficient of Expansion | 14. 4x10 / ℃ @ 20℃ |
Thermal Conductivity | 11. 5W / m. @ 20℃ |
Curie Temperature | -115℃ |
Modulus of Elasticity | |
Tension | 196.5 Gpa @ 20℃ |
Torsion | 73.4 Gpa @ 20℃ |
Poisson's Ratio | 0 . 339 @ 20℃ |
INCOLOY ALLOY 800HT PIPE CHEMICAL COMPOSITION
Element | Incoloy 800 | Incoloy 800H | Incoloy 800HT |
Nicke | 30.00-35.00 | 30.00-35.00 | 30.00-35.00 |
Chromium | 19.00-23.00 | 19.00-23.00 | 19.00-23.00 |
Iron | 39.50 min | 39.50 min | 39.50 min |
Carbon | 0.10 max | 0.10 max | 0.10 max |
Aluminum | 0.15-0.60 | 0.15-0.60 | 0.25-0.60 |
Titanium | 0.15-0.60 | 0.15-0.60 | 0.25-0.60 |
Aluminum + Titanium | 0.30-1.20 | 0.30-1.20 | 0.30-1.20 |
ASTM Grain Size | Not Specified | 5 or Coarser | |
INCOLOY ALLOY 800HT PIPE MECHANICAL PROPERTIES
Incoloy 800H/N08810 Nickel Alloy Pipe/Tube | Yield Strength | Tensile Strength | Elongation | |
Mpa | Mpa | % | ||
Incoloy 800, 800H, 800HT | Hot Finished Annealed | 170 | 450 | 30 |
Incoloy 800 | Cold Worked. Annealed | 205 | 520 | 30 |
INCOLOY ALLOY 800HT PIPE HIGHLIGHTS
ASTM B163 B407 ASME SB163 SB407 N08811 Nickel Alloy Seamless Tubes Pipes Incoloy 800HT Seamless Tubing can be used at temperatures up to about 1100°C (2010°F). In order to have the best ductility, the 800HT pipe should be used above 700°C (1290°F).
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