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Forging Materials

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(UNS S30400) Chromium-Nickel austenitic stainless steel, with high ductility. Can only be hardened by cold working.


Element C Mn P S Si Cr Ni N
304 0.080% max 2.00% max 0.045% max 0.030%max 0.75% max 18.00-20.00% 8.00-12.00% 0.10% max

Physical Constants

Density0.289 lbs/in3
Density8.03 g/cm3


Forging2100-2300ºF maximum 1700ºF minimum
Annealing1900ºF-2050ºF then water quench
Stress Relieve750ºF

Viking Forging Parameters

Rings24" O.D. X 6" long500 lbs.
Sleeves16" O.D. X 12" long500 lbs.
Disks26" Dia. X 6.5" long500 lbs.
Round Bar12" Dia. X 96" long2600 lbs.
Square/Rectangular Bar12" Square X 96" long2600 lbs.
Blocks14" X 14" X 14"750 lbs.
Shafts12" Dia. max X 96" long2600 lbs.

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