GB /T 699-1999
Quality Carbon Structural Steels
|
45
(U20452)
(45#)
|
|
GOST 1050-1988
SIZED BARS MADE OF HIGH-QUALITY STRUCTURAL CARBON STEEL WITH A SPECIAL SURFACE FINISH
|
45
|
|
GB /T 699-2015
Quality carbon structure steels
|
45
(U20452)
(45#)
|
|
Q/BQB 517-2018
Wire rods for cold heading
|
45
|
|
GB /T 3078-2019
Quality structural steel cold drawm bars
|
45
(45#)
|
|
GB /T 711-2017
Hot-rolled quality carbon structural steel plates sheets and strips
|
45
(45#)
|
|
DL /T 439-2018
The technical guide for high-temperature bolt of fossil-fired power plant
|
45
|
|
GB /T 41157.2-2022
Fasteners for nuclear power plants— Part2: Nuts made of carbon steel and alloy steel
|
45
(45)
|
|
GB /T 13237-2013
Cold rolled quality carbon sturctural steel sheets and strips
|
45
|
|
JB /T 6908-2020
Steel forings for displacement compressors
|
45
(U20452)
|
|
GB 3522-1983
Cold-rolled quality carbon structural steel strips
|
45
|
|
HB /Z 136-2000
Heat treatment process of aviation structural steel
|
45
|
|
GB /T 710-2008
Hot-rolled quality carbon structural steel sheets and strips
|
45
(U20452)
(45#)
|
|
