Home
>
Material
KS D 3751-2008
Carbon tool steels
Material Designation
Chemical Composition (%)
STC105
(
STC3
)
Min
Max
STC140
(
STC1
)
Min
Max
STC120
(
STC2
)
Min
Max
STC95
(
STC4
)
Min
Max
STC90
Min
Max
STC85
(
STC5
)
Min
Max
STC80
Min
Max
STC75
(
STC6
)
Min
Max
STC70
Min
Max
STC65
(
STC7
)
Min
Max
STC60
Min
Max
For Reference Only
