Useful downloads

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Tube standards
Worldwide list of tube standards
(reference number and title) 
Adobe Acrobat format / 42 pages / 146 Ko
Stainless and high alloy steel grades
used by pipe and tube manufacturers
AISI / JIS / UNS / EN / DIN steel grades equivalence table Adobe Acrobat format / 16 pages / 80 Ko
EN / DIN numerical designations table Adobe Acrobat format / 6 pages / 62 Ko
Stainless and high alloy steel grades
most used or indicated by  pipe and tube manufacturers
Adobe Acrobat format / 4 pages / 55 Ko
Stainless and high alloy proprietary steel grades Adobe Acrobat format / 6 pages / 57 Ko