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Material
Q/ASB 271-2017
Hot-rolled steel plates and strips for structural use
Material Designation
Chemical Composition (%)
SPHT1
Min
Max
SPHT2
Min
Max
SPHT3
Min
Max
SPHT4
Min
Max
SS330
Min
Max
SS400
Min
Max
SS490
Min
Max
SM400A
Min
Max
SM400B
Min
Max
SM400C
Min
Max
SM490A
Min
Max
SM490B
Min
Max
SM490C
Min
Max
SM490YA
Min
Max
SM490YB
Min
Max
S20C
Min
Max
S35C
Min
Max
S45C
Min
Max
For Reference Only
