ASTM A 269 - 04 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service

1. Scope*
1.1 This specification covers grades of nominal-wallthickness,
stainless steel tubing for general corrosion-resisting
and low- or high-temperature service, as designated in Table 1.
1.2 The tubing sizes and thicknesses usually furnished to
this specification are 1⁄4 in. (6.4 mm) in inside diameter and
larger and 0.020 in. (0.51 mm) in nominal wall-thickness and
heavier.
1.3 Mechanical property requirements do not apply to
tubing smaller than 1⁄8 in. (3.2 mm) in inside diameter or 0.015
in. (0.38 mm) in thickness.
NOTE 1—Additional testing requirements may apply for use in ASME
B31.3 applications.
1.4 Optional supplementary requirements are provided and,
when one or more of these are desired, each shall be so stated
in the order.
1.5 The values stated in inch-pound units are to be regarded
as the standard.