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Material
20Cr1Mo1VTiB
Standard
GB /T 20410-2006
Steels for turbine bolts at high temperature
Standard
NB /T 47008-2017
Carbon and alloy steel forgings for pressure equipment
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 20410-2006
Steels for turbine bolts at high temperature
20Cr1Mo1VTiB
Min
Max
DL /T 439-2018
The technical guide for high-temperature bolt of fossil-fired power plant
20Cr1Mo1VTiB
Min
Max
NB /T 47008-2017
Carbon and alloy steel forgings for pressure equipment
20Cr1Mo1VTiB
Min
Max
For Reference Only