Nickel Base - Superni Cobal Base - Superco Iron Base - Superfer Superalloys find extensive application in aeronautics, space, nuclear, chemical, petrochemical, power generation and furnace industries, where extreme temperatures, mechanical stresses and corrosive environments are encountered. |
Grade | Uns No. | Conformity To International Specification | Known Near Equivalent |
---|---|---|---|
Superfer 800/800H | N 08800/08810 | ASTM B 163, B 407, B 408,B 409 | Incoloy 800/800H |
Superni 600 | N 06600 | ASTM B 168, DTD 328 A | INCONEL 600 |
Superni 76 | N 06002 | HASTELLOY X | |
Superni 80 A | N 07080 | ASTM B 637, BAS HR 201 | NIMONIC 90 |
Superni 90 | N 07090 | BS 2 HR 2 | NIMONIC 90 |
Superni 718 | N 0718 | ASS,5662,5663,MB637, B670 | INCONEL 718 |
Superni 750 | N 07750 | ASTM A 461 | INCONEL X-750 |
Superni 825 | N 08825 | ASTM B 163, B 423, B 424, B 425 | INCOLOY 825 |
Superweld 82 | N 06082 | AWS ERNiCr-3 | INCONEL 82 |
Superni C276 | N 10276 | HASTELLOY C276 |
GRADE | PRODUCT CHARACTERISTICS | APPLICATIONS |
---|---|---|
Superni 76 | Good strength & oxidation resistance upto 1200° C Good forming and welding properties. | Gas turbine parts. |
Superni 80A |
Heat treatable 80-20 Ni-Cr alloy with outstanding creep resistant properties. High strength upto 800° C High oxidation resistance. High fatigue properties under very arduous conditions. |
Gas turbine components such as rotor and stator blades, combustion chamber and other parts. Exhaust valves in diesel engines. HT fasteners operating under continuous stressed condtio। |
Superni 90 |
Nickel based Superalloy containing chromium and cobalt with aluminum as hardening agents. High strength upto 850° C. Excellent creep resistance upto 800° C High resistant to oxidation, scaling and corrosion in various atmospheres. |
Die inserts and mandrels for forging, bolts, fasteners, hot shear blades. |
Superni 718 | Precipitation hardenable nickel based alloy. High yield strength upto 650° C Excellent cryogenic properties upto- 217° C Good weldability even in aged condition. Excellent oxidation resistance upto 980° C Ease of formability. | Jet engines, pump bodies and parts. |
Superni 750 | Age hardenable alloy used for its corrosion and oxidation resistance and high creep strength at temperature upto 800° C. | Gas turbine parts, aviation and indl. Springs, bolts, bellows. |
Superni 825 | For use in aggressively corrosive environments. Resistant to chloride-ion stress-corrosion cracking. Resistant to reducing acids and oxidizing chemicals. |
Phosphoric and evaporators, chemical process equipment. |
Superweld 82 | Used for gas shielding arc welding of Superni’s etc., to steel or other dissimilar combination of nickel-base and iron-base alloys.। | Welding electrodes. |
Superni C276 | Resistant to various acids like hydrochloric acids.। | Tanks, vessels, handing wet chlorine gas, hypochlorite, ferric & cupric chlorides, etc. |
Superni 600 | Nickel-Chromium-Iron alloy having high temperature corrosion and oxidation resistance upto 1050° C Good to excellent resistance to various corrosive media both organic and inorganic. Excellent mechanical properties with combination of high strength and good workability. |
Furnace muffles in oxidizing atmosphere. High temperature springs. High exchanger tubings Chemical and food processing equipment. Nuclear parts viz. feed values, combustion chambers etc. |
Superfer MDS | Good heat resisting property Resistant to green rot which occurs when atmosphere varies between oxidizing and reducing. Resistant to corrosion process. |
Furnace parts and heat treatment jigs in carburising and nitriding furnaces. |
Superfer 800 | Resistant to oxidation and carburisation Resists stress-corrosion cracking and a variety of industrial atmospheres. |
Furnace equipment, steam boilers, heat exchangers and piping in chemical / petro- chemical and nuclear industries, reformer baffle plates / tubes in fertilizer plants.। |
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Last Updated and Reviewed on 23-02-2019