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00Cr25Ni7Mo4N
Standard GB /T 20878-2007 Stainless and heat-resisting steels - Designation and chemical composition
Standard GB /T 21833-2008 Austenitic-Ferritic (duplex) grade stainless steel seamless tubes and pipes
Standard GB /T 12770-2012 Welded stainless steel tubes for mechanical structures


Chemical Composition(%)


Standard Material Designation Chemical Composition (%)
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
022Cr25Ni7Mo4N
(S25073)
(00Cr25Ni7Mo4N)
(SAF2507)
 
Min
Max
GB /T 21833-2008
Austenitic-Ferritic (duplex) grade stainless steel seamless tubes and pipes
022Cr25Ni7Mo4N
(S25073)
(00Cr25Ni7Mo4N)
(2507)
 
Min
Max
GB /T 12770-2012
Welded stainless steel tubes for mechanical structures
022Cr25Ni7Mo4N
(S25073)
(00Cr25Ni7Mo4N)
 
Min
Max
For Reference Only