A338
Standard Specification for Malleable Iron Flanges, Pipe Fittings, and Valve Parts for Railroad, Marine, and Other Heavy-Duty Service at Temperatures Up to 650 °F (345 °C)
| Publication Date: | 8 March 1984 |
| Status: | active |
| Page Count: | 2 |
| ICS Code (Metal fittings): | 23.040.40 |
scope:
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, Classes 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.
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2 Based 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.
Document History
