More info
Description / Abstract:
This specification covers malleable iron flanges, pipe fittings,
and valve parts, including parts to be assembled for use in
railroad, marine, and other heavy duty service applications where
fittings furnished in accordance with American National Standard
for Malleable Iron Threaded Fittings, Class 150 and 300 (ANSI
B16.3) are not considered adequate.
Service shall include up to 650°F (345°C).2
The values stated in inch-pound units are to be regarded as
standard. The values given in parentheses are mathematical
conversions to SI units that are provided for information only and
are not considered standard.
2Based on Marshall, L. C., and Sommer, G. F., "Stress
Rupture Properties of Malleable Iron at Elevated Temperatures,"
Proceedings, ASTM International, Vol 58, 1958, p. 733.