Q345qD grade is a special structural steel for bridges construction. Standard is Chinese standard GB/T 714-2008. Its impact test temperature is -20℃. Below is the Katalor Industry company bridge steel stock.
| Category | Grade | Size(mm) | Pieces | Weight(tons) | Source | 
| Bridge structural steel | Q345qD | 6*2000*6000 | 2 | 1.13 | Shanghai | 
| Bridge structural steel | Q345qD | 8*2500*5600 | 1 | 0.879 | Shanghai | 
| Bridge structural steel | Q345qD | 8*1510*11370 | 1 | 1.078 | Shanghai | 
| Bridge structural steel | Q345qD | 6*1830*12050 | 1 | 1.038 | Shanghai | 
| Bridge structural steel | Q345qD | 8*1510*11700 | 1 | 1.11 | Shanghai | 
| Bridge structural steel | Q345qD | 8*1610*11300 | 1 | 1.142 | Shanghai | 
| Bridge structural steel | Q345qD | 32*2350*3100 | 1 | 1.83 | Shanghai | 
| Bridge structural steel | Q345qD | 28*2140*3100 | 1 | 1.458 | Shanghai | 
| Bridge structural steel | Q345qD | 32*2640*3300 | 1 | 2.188 | Shanghai | 
| Bridge structural steel | Q345qD | 25*3000*12800 | 1 | 7.536 | Shanghai | 
| Bridge structural steel | Q345qD | 20*2050*7600 | 1 | 2.446 | Shanghai | 
| Bridge structural steel | Q345qD | 16*1500*7200 | 1 | 1.356 | Shanghai | 
| Bridge structural steel | Q345qD | 16*1590*12000 | 1 | 2.396 | Shanghai | 
| Bridge structural steel | Q345qD | 16*1500*12000 | 1 | 2.261 | Shanghai | 
| Bridge structural steel | Q345qDZ25 | 32*3020*8300 | 1 | 6.297 | Shanghai | 
| Bridge structural steel | Q345qD | 28*2300*3300 | 1 | 1.668 | Shanghai | 
| Bridge structural steel | Q345qD | 32*2050*4000 | 1 | 2.06 | Shanghai | 
| Bridge structural steel | Q345qD | 28*1860*3450 | 1 | 1.41 | Shanghai | 
| Bridge structural steel | Q345qD | 19*2000*12600 | 1 | 3.759 | Shanghai | 
| Bridge structural steel | Q345qD | 19*2000*13000 | 1 | 3.878 | Shanghai | 
| Bridge structural steel | Q345qD | 112*2580*8000 | 1 | 18.147 | Shanghai | 
| Bridge structural steel | Q345qD | 12*3040*6900 | 3 | 5.928 | Shanghai | 
| Bridge structural steel | Q345qD | 14*2880*11000 | 1 | 3.482 | Shanghai | 
| Bridge structural steel | Q345qD | 14*1870*10020 | 2 | 4.118 | Shanghai | 
| Bridge structural steel | Q345qD | 38*2140*7750 | 1 | 4.947 | Shanghai | 
| Bridge structural steel | Q345qD | 14*2195*8740 | 1 | 2.108 | Shanghai | 
| Bridge structural steel | Q345qD | 12*1930*22600 | 1 | 4.109 | Shanghai | 
| Bridge structural steel | Q345qD | 32*1970*11200 | 2 | 11.084 | Shanghai | 
| Bridge structural steel | Q345qD | 16*2420*14500 | 1 | 4.407 | Shanghai | 
| Bridge structural steel | Q345qD | 48*1820*6860 | 1 | 4.704 | Shanghai | 
| Bridge structural steel | Q345qD | 48*1830*6720 | 1 | 4.634 | Shanghai | 
| Bridge structural steel | Q345qD | 50*1800*6000 | 1 | 4.239 | Shanghai | 
| Bridge structural steel | Q345qD | 48*1820*6870 | 1 | 4.711 | Shanghai | 
| Bridge structural steel | Q345qD | 24*2430*7600 | 2 | 6.958 | Shanghai | 
| Bridge structural steel | Q345qD | 14*2300*10000 | 1 | 2.528 | Shanghai | 
| Bridge structural steel | Q345qD | 28*2500*7400 | 1 | 4.066 | Shanghai | 
| Bridge structural steel | Q345qD | 54*3220*8060 | 1 | 11.002 | Shanghai | 
Application
Our experience in steel plates and steel framed industrial buildings is extensive and includes the design and construction of many different steel framed structures including:
• Textile Factories on our building steel site
• Process Plants on our building steel site
• Waste Transfer Stations on our building steel site
• Agricultural and Farm Building Infrastructure on our building steel site