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Hastelloy G-30

Hastelloy G-30*

Available in any of the 'profile options'

G-30 is a high Nickel based alloy which shows superior corrosion resistance over most other Nickel and Iron based alloys in phosphoric acids as well as many complex environments containing highly oxidising acids such as nitric, hydrofluoric and sulphuric.

Chemical Composition Specifications Designations Key Features Typical Applications
Element Min % Max %
Cr 28.00 31.50
Mo 4.00 6.00
Fe 13.00 17.00
W 1.50 4.00
C - 0.03
Si - 0.80
Co - 5.00
Mn - 1.50
P - 0.04
S - 0.02
Cu 1.00 2.40
Nb/Cb 0.30 1.50
Nb+Ta 0.30 1.50
V - 0.03
Ni bal
ASTM B619
ISO 15156-3
(NACE MR 0175)
W.NR 2.4603
UNS N06030
AWS 056
Superior corrosion resistance in phosphoric acids and highly oxidising acids such as nitric, hydrofluoric and sulphuric.
Oxidation Resistant
Nuclear fuel reprocessing
Nuclear waste processing
Pickling operations
Petrochemical processing
Density 8.22 g/cm³ 0.297 lb/in³
Melting Point 1399°C 2550°F
Coefficient of Expansion 12.8 μm/m °C (20 - 100°C) 7.1 x 10-6 in/in °F (70 - 212°F)
Modulus of Rigidity 77.6 kN/mm² 11255 ksi
Modulus of Elasticity 202 kN/mm² 29298 ksi
Heat Treatment of Finished Parts
Condition as supplied by Alloy Wire Type Temperature Time (Hr) Cooling
°C °F
Annealed or Spring Temper Stress Relieve 400 - 450 750 - 840 2 Air
Properties
Condition Approx. tensile strength Approx. operating temperature
N/mm² ksi °C °F
Annealed 650 - 900 94 - 131 -200 to +400 -330 to +750
Spring Temper 1000 - 1500 145 - 218 -200 to +400 -330 to +750

The above tensile strength ranges are typical. If you require different please ask.

*Trade name of Haynes International

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