The suggestion of rolls material for bar, rebar, section mills (Angle steel, Channel steel)
Stand | Roll material | ||||
Economy | Normal | High performance | |||
rough stand | 1 | AD140I | SGⅠ | SGⅣ | SGPⅠ |
2 | AD160I | SGⅠ | SGⅣ | SGPⅠ | |
3 | AD160I | SGⅠ | SGⅣ | SGPⅠ | |
4 | SGⅡ | SGⅣ | SGⅤ | SGⅤ | |
5 | SGⅡ | SGⅤ | SGⅤ | ||
6 | SGⅡ | SGⅤ | SGⅤ | ||
middle stand | 7 | SGⅣ | SGPⅡ | SGPⅡ | |
8 | SGⅣ | SGPⅡ | SGPⅡ | ||
9 | SGⅣ | SGPⅡ | SGPⅡ | ||
10 | SGⅤ | SGPⅢ | HSS or Hi-Cr Iron | ||
11 | SGⅤ | SGPⅢ | HSS or Hi-Cr Iron | ||
12 | SGⅤ | SGPⅢ | HSS or Hi-Cr Iron | ||
finishing stand | 13 | SGPⅡ | SGAⅠ | HSS or Hi-Cr Iron | |
14 | SGPⅡ | SGAⅠ | HSS or Hi-Cr Iron | ||
15 | SGPⅢ | SGAⅠ | HSS or Hi-Cr Iron | ||
16 | SGPⅢ | SGAⅡ | HSS or Hi-Cr Iron | ||
17 | SGAⅠ | SGAⅡ | HSS | ||
18 | SGAⅠ | SGAⅡ or HSS | HSS |
Grade | Intermediate mill |
Prefinshing mill |
Finshing mill |
Reducing/Sizing mill |
Screw thread steel bars |
||||||||||||||||
A | B | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | ||
DG9A | ○ | ||||||||||||||||||||
DG9 | ○ | ○ | ○ | ||||||||||||||||||
HY30 | ● | ||||||||||||||||||||
DG7 | ○ | ○ | ● | ● | ● | ● | |||||||||||||||
DG6 | ○ | ○ | ○ | ○ | ○ | ||||||||||||||||
DG5A | ○ | ○ | ● | ||||||||||||||||||
DG5 | ● | ● | ● | ○ | ○ | ○ | |||||||||||||||
DG4 | ○ | ○ | ○ | ● | ● | ○ | ● | ● | |||||||||||||
DG2A | ● | ● | ● | ○ | ○ | ○ | ○ | ||||||||||||||
DG2 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ○ | ||||||||||||
DG1A | ● | ● | ○ | ○ | |||||||||||||||||
DG1X | ● | ● | ● | ● | |||||||||||||||||
HY07 | ● | ● | ● | ● |