Designation | Brand | Quality grade | Dimension(mm)
| Stock size £¨mm£© | Executive technical standard |
Hot rolled carbon structural angle steel£¨ carbon structural angle steel£© | Q195 | | 45×45×4-5¡¢50×50×4-6¡¢56×56×4-6¡¢63×63×5-6¡¢70×70×5-8¡¢75×75×5-10¡¢63×40×5-8¡¢75×50×5-10¡¢80×80×6-10¡¢90×90×6-10¡¢100×100×6-10¡¢ | Length£º4000-9000¡¢6000¡¢7000¡¢8000¡¢9000 10000 | GB/T 700-2006¡¢ GB/T 706-2008 |
Q215¡¢Q235 | A¡¢B |
Hot rolled low-alloy structural angle steel(low alloy angle steel) | Q345 | A¡¢B¡¢C¡¢D | GB/T 1591-2008 GB/T 706-2008 |
Hot rolled structural angle steel for hull(angle steel for hull) | | A¡¢B | 63×40×5-7¡¢75×50×5-8¡¢80×50×5-8¡¢90×56×5-8¡¢100×63×6-10¡¢100×80×6-10 | GB/T 706-2008¼°CCS Provision |
Hot rolled carbon structural channel steel(carbon structural channel steel) | Q195 | | 63×40×4.8¡¢80×43×5¡¢100×48×5.3 | Length£º5000-9000¡¢6000¡¢ 7000¡¢8000¡¢9000¡¢10000 | GB/T 700-2006¡¢ GB/T 706-2008 |
Q215¡¢Q235 | A¡¢B |
Hot rolled low-alloy structural channel steel (low-alloy channel steel) | Q345 | A¡¢B¡¢C¡¢D | 63×40×4.8¡¢80×43×5¡¢100×48×5.3 | GB/T 1591-2008¡¢ GB/T 706-2008 |
Hot rolled structural angle steel for hull | No.1 steel making and rolling plant 150 billet D¡¢A32¡¢A36¡¢D32¡¢D36 | | No.1 steel making and rolling plant ¡Ú75×50×5¡«10¡¢¡Ú80×50×5¡«8¡¢¡Ú90×56×5¡«8¡¢¡Ú100×63×6¡«10¡¢¡Ú100×80×6¡«10 | | GB/T 706-2008 and China Classification Society |
No.2 steel making plant 120 billet A32¡¢A36 | | No.2 steel making plant ¡Ú63×40×5¡«7¡¢¡Ú75×50×5¡«10 | |
Hot rolled low alloy high strength structural angle steel | Q390¡¢Q420 | A¡¢B¡¢C¡¢D¡¢E | 4.5-10
6.3/4-7.5/5 | Length4000-9000¡¢6000¡¢7000¡¢8000¡¢9000¡¢10000 | GB/T 706-2008 |
Q460 | C¡¢D¡¢E | |
Hot rolled structural angle steel for hull | No.1 steel making and rolling plant 150 billet D¡¢A32¡¢A36¡¢D32¡¢D36 | | No.1 steel making and rolling plant ¡Ú75×50×5¡«10¡¢¡Ú80×50×5¡«8¡¢¡Ú90×56×5¡«8¡¢¡Ú100×63×6¡«10¡¢¡Ú100×80×6¡«10 | | GB/T 706-2008 and China Classification Society |
No.2 steel making plant 120 billet A32¡¢A36 | | No.2 steel making plant ¡Ú63×40×5¡«7¡¢¡Ú75×50×5¡«10 | |
Hot rolled low alloy high strength structural angle steel | Q390¡¢Q420 | A¡¢B¡¢C¡¢D¡¢E | 4.5-10
6.3/4-7.5/5 | Length4000-9000¡¢6000¡¢7000¡¢8000¡¢9000¡¢10000 | GB/T 706-2008 |
Q460 | C¡¢D¡¢E | |