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S48040
Standard GB /T 20878-2007 Stainless and heat-resisting steels - Designation and chemical composition
Standard GB /T 1221-2007 Heat-resistant Steel Bars


Chemical Composition(%)


Standard Material Designation Chemical Composition (%)
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
42Cr9Si2
(S48040)
(4Cr9Si2)
 
Min
Max
GB /T 1221-2007
Heat-resistant Steel Bars
42Cr9Si2
(S48040)
(4Cr9Si2)
 
Min
Max
For Reference Only