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Material
21Cr12MoV
Standard
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
Standard
GB /T 8732-2014
Steels of blade for steam turbine
Standard
DL /T 439-2018
The technical guide for high-temperature bolt of fossil-fired power plant
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB /T 20878-2007
Stainless and heat-resisting steels - Designation and chemical composition
21Cr12MoV
(
S46020
)
(
2Cr12MoV
)
Min
Max
GB /T 8732-2014
Steels of blade for steam turbine
21Cr12MoV
(
S46020
)
(
2Cr12MoV
)
Min
Max
DL /T 439-2018
The technical guide for high-temperature bolt of fossil-fired power plant
21Cr12MoV
Min
Max
For Reference Only