GB /T 699-1999
Quality Carbon Structural Steels
|
60
(U20602)
(60#)
|
|
GOST 1050-1988
SIZED BARS MADE OF HIGH-QUALITY STRUCTURAL CARBON STEEL WITH A SPECIAL SURFACE FINISH
|
60
|
|
GB /T 699-2015
Quality carbon structure steels
|
60
(U20602)
|
|
GB /T 3078-2019
Quality structural steel cold drawm bars
|
60
(60#)
|
|
GB /T 711-2017
Hot-rolled quality carbon structural steel plates sheets and strips
|
60
(60#)
|
|
GB /T 13237-2013
Cold rolled quality carbon sturctural steel sheets and strips
|
60
|
|
GB 3522-1983
Cold-rolled quality carbon structural steel strips
|
60
|
|
