Alloy family

High-Temperature Alloys & Wrought Superalloys (GH Series)

Superalloys retain microstructural stability under complex stress above 600 °C and are classified as solid-solution, precipitation-hardening or dispersion-strengthened. Hangbo supplies wrought grades GH3030, GH3039, GH3044, GH3128, GH3625, GH4169, GH2132, GH4099, GH4090, GH2747, GH4648, GH4708, GH4080A and GH4738 as bar, plate, tube and wire.

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Why specify this alloy family

Service temperature

Continuous service from 650 to 1100 °C

Strengthening mechanism

Solid-solution, γ′/γ″ precipitation or dispersion strengthening

Typical applications

Aero-engines, gas turbines, nuclear

Grades in this family

High-Temperature Alloys / Superalloys — grade index with key properties
Grade	UNS	Density	Tensile	Max service temp.	Detail
GH2132 (A-286)	S66286	7.93 g/cm³	≥ 930 MPa (aged)	650 °C	see GH2132 (A-286) data
GH3030 (ЭИ435)	—	8.40 g/cm³	≥ 685 MPa	1000 °C	see GH3030 (ЭИ435) data
Hastelloy X	N06002	8.22 g/cm³	≥ 655 MPa	1200 °C	see Hastelloy X data
Incoloy 800	N08800	7.94 g/cm³	≥ 520 MPa	1100 °C	see Incoloy 800 data
Incoloy 800HT	N08811	7.94 g/cm³	≥ 450 MPa	1100 °C	see Incoloy 800HT data
Incoloy A-286	S66286	7.93 g/cm³	≥ 895 MPa (aged)	700 °C	see Incoloy A-286 data
Inconel 600	N06600	8.47 g/cm³	≥ 550 MPa	1095 °C (oxidation resistant)	see Inconel 600 data
Inconel 601	N06601	8.11 g/cm³	≥ 600 MPa	1250 °C (oxidation resistant)	see Inconel 601 data
Inconel 617	N06617	8.36 g/cm³	≥ 655 MPa	1100 °C	see Inconel 617 data
Inconel 625	N06625	8.44 g/cm³	≥ 830 MPa	980 °C	see Inconel 625 data
Inconel 690	N06690	8.19 g/cm³	≥ 586 MPa	1000 °C	see Inconel 690 data
Inconel 718	N07718	8.19 g/cm³	≥ 1275 MPa (aged)	650 °C	see Inconel 718 data
Inconel X-750	N07750	8.28 g/cm³	≥ 1170 MPa (aged)	700 °C	see Inconel X-750 data
Nimonic 80A	N07080	8.19 g/cm³	≥ 1000 MPa (aged)	815 °C	see Nimonic 80A data
Nimonic 90	N07090	8.18 g/cm³	≥ 1080 MPa (aged)	920 °C	see Nimonic 90 data

Select any grade for full chemical composition, mechanical properties, standards and applications.

Grade data sheets

GH2132 (A-286)UNS S66286 · ≥ 930 MPa (aged) tensile · 650 °C maxgh2132 GH3030 (ЭИ435)UNS — · ≥ 685 MPa tensile · 1000 °C maxgh3030 Hastelloy XUNS N06002 · ≥ 655 MPa tensile · 1200 °C maxhastelloy-x Incoloy 800UNS N08800 · ≥ 520 MPa tensile · 1100 °C maxincoloy-800 Incoloy 800HTUNS N08811 · ≥ 450 MPa tensile · 1100 °C maxincoloy-800ht Incoloy A-286UNS S66286 · ≥ 895 MPa (aged) tensile · 700 °C maxincoloy-a-286 Inconel 600UNS N06600 · ≥ 550 MPa tensile · 1095 °C (oxidation resistant) maxinconel-600 Inconel 601UNS N06601 · ≥ 600 MPa tensile · 1250 °C (oxidation resistant) maxinconel-601 Inconel 617UNS N06617 · ≥ 655 MPa tensile · 1100 °C maxinconel-617 Inconel 625UNS N06625 · ≥ 830 MPa tensile · 980 °C maxinconel-625 Inconel 690UNS N06690 · ≥ 586 MPa tensile · 1000 °C maxinconel-690 Inconel 718UNS N07718 · ≥ 1275 MPa (aged) tensile · 650 °C maxinconel-718 Inconel X-750UNS N07750 · ≥ 1170 MPa (aged) tensile · 700 °C maxinconel-x-750 Nimonic 80AUNS N07080 · ≥ 1000 MPa (aged) tensile · 815 °C maxnimonic-80a Nimonic 90UNS N07090 · ≥ 1080 MPa (aged) tensile · 920 °C maxnimonic-90

Available product forms

Round BarsRound Bars Seamless Tubes & PipesSeamless Tubes & Pipes Plates & SheetsPlates & Sheets Precision StripsPrecision Strips Forgings & RingsForgings & Rings Welding Wire & CoilsWelding Wire & Coils Flanges & Pipe FittingsFlanges & Pipe Fittings Precision Machined PartsPrecision Machined Parts

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