1 Scope
This standard specifies the dimension, shape, weight, technical requirements, test methods, inspection rules, package, marking and quality certificate of austenitic-ferritic (duplex) grade stainless steel seamless tubes and pipes.
This standard is applicable to corrosion-resistant austenitic-ferritic (duplex) grade duplex stainless steel seamless tubes and pipes.
2 Normative References
The following documents contain requirements which, through reference in this text, constitute requirements of this standard. For dated reference, subsequent amendments (excluding amending errors in the text) to, or revisions of, any of these publications do not be applied. However, the parties whose enter into agreement according to these specifications are encouraged to research whether the latest editions of these references are applied or not.
1 Scope 1
2 Normative References 1
3 Order Content 3
4 Dimension, Shape and Weight 3
5 Technical Requirements 5
6 Test Methods 010
7 Inspection Rules 011
8 Package, Marking and Quality Certificate 011
Appendix A (Informative) Mechanical Properties under High Temperature of Partial Designations 112
Appendix B (Informative) Duplex Stainless Steel Designation Comparison in Different Standards 213
