This standard is issued under the fixed designation A 822; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon ( ュ) indicates an editorial change since the last revision or reapproval.

1. Scope
1.1 This specification covers nominal wall thickness, seamless, cold-drawn carbon steel tubing intended for use in hydraulic systems and in other similar applications where forming operations reuire tight radius bending and flaring.

1.2 Tubing sizes and thicknesses usually furnished to this specification are 1/8 to 3 1/2.(3.2 to 88.9 mm) in outside diameter and 0.035 to 0.134 in. (0.9 to 3.4 mm) inclusive, in nominal wall thickness. Tubing having other dimensions may be furnished, provided such tubing complies with all other requirements of this speckfication.

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. (0.4 mm) in thickness.

1.4 Optional supplementary requirements are provided and, when desired, shall be so stated in the order.
1.5 Values stated in inch-pound units are to be regarded as the standard.