ASTM International - ASTM A268/A268M-05
Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
|Publication Date:||1 March 2005|
|ICS Code (Iron and steel pipes):||23.040.10|
1.1 This specification covers a number of grades of nominal-wall-thickne
1.2 An optional supplementary requirement is provided, and when desired, shall be so stated in the order.
1.3 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 must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification. The inch-pound units shall apply unless the "M" designation of this specification is specified in the order.