ASTM A688/A688M
Standard Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes
Organization: | ASTM |
Publication Date: | 1 September 2004 |
Status: | inactive |
Page Count: | 7 |
ICS Code (Iron and steel pipes): | 23.040.10 |
scope:
(Footnote *)
This specification(Footno
The tubing sizes covered shall be ⅝ to 1 in. [15.9 to 25.4 mm] inclusive outside diameter, and average or minimum wall thicknesses of 0.028 in. [0.7 mm] and heavier.
The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the specification.
Footnote * - A Summary of Changes section appears at the end of this standard.
Footnote 2 - For ASME Boiler and Pressure Vessel Code applications see related Specification SA-688 in Section II of that Code.
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