
Incoloy 800h
1.4959
X8NiCrAlTi31-21
0Cr21Ni32AlTi
UNSN08810
Density:8.14g/cm3
Products Description
Incoloy800H alloy (Equivalent ASME grade UNSN08810) is a Ni+Fe+Cr alloy used to resist oxidation and carbonization. Alloy Bars Incoloy 800H have excellent creep and fission resistance under high temperature conditions, making it widely used in ASME boilers, nuclear material containers, and other applications. The chemical composition of Incoloy800H alloy is similar as Incoloy800 alloy. But the difference from Incoloy800 alloy is that after special solid solution treatment (grain size ≥ 90 µ m/ASTM No.4), the tensile strength of Incoloy800H alloy bar is significantly improved above 600 ℃.
Incoloy 800H Equivalent Materials
| Chinese standard | American standard | German standard | ||||||||||||||
| 0Cr21Ni32AlTi | Incoloy800HT | 1.4959 | ||||||||||||||
| H08811 | X8NiCrAlTi31-21 | |||||||||||||||
Chemical Compositions
Incoloy 800h Chemical Composition
| % | C | Cr | Ni | A1 | Ti | Fe | Mn | Si | P | S | Cu | |||||
| Min | 0.03 | 19 | 30 | 0.15 | 0.15 | Allowance | ||||||||||
| Max | 0.06 | 23 | 35 | 0.6 | 0.6 | 0.15 | 1 | 0.02 | 1.5 | 0.75 | ||||||
Mechanical Properties
Condition: Solution Annealed and Age Hardened
| Alloy Bars Incoloy 800H Physical property | ||||||||||||||||
| Temperature ºC | Specific heat rate J/Kg K | Thermal conductivity W/mK | resistivity μΩcm | Modulus of elasticity KN/mm2 | Coefficient of thermal expansion 10-6/K | |||||||||||
| 20 | 440 | 10.8 | 112 | 195 | ||||||||||||
| 93 | ||||||||||||||||
| 100 | 462 | 12.4 | 114 | 190 | 14.1 | |||||||||||
| 200 | 488 | 14.1 | 118 | 185 | 14.9 | |||||||||||
| 204 | ||||||||||||||||
| 300 | 514 | 15.6 | 120 | 179 | 15.2 | |||||||||||
| 316 | ||||||||||||||||
| 400 | 540 | 16.9 | 124 | 174 | 15.8 | |||||||||||
| 427 | ||||||||||||||||
| 500 | 565 | 18.3 | 126 | 168 | 15.8 | |||||||||||
| 538 | ||||||||||||||||
| 600 | 590 | 19.8 | 126 | 181 | 18.0 | |||||||||||
| 649 | ||||||||||||||||
| 700 | 615 | 21.0 | 127 | 154 | 16.7 | |||||||||||
| 760 | ||||||||||||||||
| 800 | 655 | 23.2 | 128 | 142 | 172 | |||||||||||
| 871 | ||||||||||||||||
| 900 | 680 | 25.7 | 129 | 130 | 17.8 | |||||||||||
| 982 | ||||||||||||||||
| 1000 | 710 | 28.1 | 130 | 119 | 17.9 | |||||||||||
Alloy Bars Incoloy 800H Application Field:
Heating tubes, containers, baskets and chains used in sulfuric acid pickling factories.
Seawater cooling heat exchanger, Marine product pipeline system, acid gas environment pipeline.
Phosphoric acid production of heat exchanger, evaporator, washing, impregnation tube.
Air heat exchanger in petroleum refining
Food Engineering
Chemical Process
Flame retardant alloy for high pressure oxygen applications.
Incoloy800H Round Bar Photos

Our Factory Workshops

Steel Making

Ingot Production

Forged Bars
Machinary


Production Process

Quality Control
We make sure that our produced Incoloy 800H round bars are made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers.

Alloy Bar Incoloy800h Mill Test Certificate
EN 10204/3.1 with all relevant data regarding to chemical compositions, mechanical properties and results of testing.
Packing & Delivery

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