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ASTM A105 is a forging specification that covers forged carbon steel piping components for ambient and higher-temperature service pressure systems. Included are flanges, fittings, valves and similar parts. Forgings made to ASTM A105 specification are limited to a maximum of 10,000 pounds. See forging parameters below for products Viking can supply to ASTM A105.


Element C Mn P S Si Cr Ni Cu Mo
ASTM-A105 0.35 max 0.60-1.05 0.035 max 0.040 max 0.10-0.35 0.30 max 0.40 max 0.40 max 0.12 max

Physical Constants

Density0.283 lbs/in3
Density7.82 g/cm3


No info about Heating currently available for this material.

Viking Forging Parameters

Rings24" O.D. X 6" long500 lbs.
Sleeves16" O.D. X 12" long500 lbs.
Disks26" O.D. 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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