ASTM A632

This specification covers grades of stainless steel tubing in sizes under 1⁄2 down to 0.050 in. (12.7 to 1.27 mm) in outside diameter and wall thicknesses less than 0.065 in. down to 0.005 in. (1.65 to 0.13 mm) for general corrosion-resisting.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.

ASTM A632 Grades

Grades UNS Designation
TP304 S30400
TP304L S30403
TP310 S31000
TP316 S31600
TP316L S31603
TP317 S31700
TP321 S32100
TP347 S34700
TP348 S34800