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Material
20Cr25Ni20
Standard
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
Standard
GB /T 1221-2007
Heat-resistant Steel Bars
Standard
GB /T 4238-2015
Heat-resisting steel plate , sheet and strip
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
20Cr25Ni20
(
S31020
)
(
2Cr25Ni20
)
Min
Max
GB /T 1221-2007
Heat-resistant Steel Bars
20Cr25Ni20
(
S31020
)
(
2Cr25Ni20
)
Min
Max
GB /T 4238-2015
Heat-resisting steel plate , sheet and strip
20Cr25Ni20
(
S31020
)
(
2Cr25Ni20
)
Min
Max
For Reference Only