AS U24-1956

AS U24-1956

100 ton, 2 1/2 per cent nickel-chromium-molybdenum steel (oil-hardening) (limiting ruling section 2 1/2 in.)standard by Standards Australia, 01/01/1956

AS U25-1956

AS U25-1956

Air-hardening, 4 1/4 per cent nickel-chromium-molybdenum steel (limiting ruling section 2 1/2 in.)standard by Standards Australia, 01/01/1956

AS R31.21-1966

AS R31.21-1966

Methods for physical testing of refractories and refractory materials, Method 21: The determination of drying and firing changes in the size of

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