Q345qC bridge steel plate
Q345qC structural steel belongs to the national standard special steel plate for bridges. The implementation standard of Q345qC steel plate is: GB/T714 special technical conditions.
There are three grades of Q345q structural steel plates, expressed as follows: Q345qC=0℃ impact, Q345qD=-20℃ impact, Q345qE=-40℃ impact.
Q345qC bridge version brand representation:
Q in Q345qC bridge structural steel grade=yield of steel plate;
The 345 in the Q345qC bridge structural steel plate grade=yield strength of the steel plate;
The q in the Q345qC bridge plate grade = bridge structural steel plate, the abbreviation of the Chinese character bridge;
C in Q345qC structural plate grade = steel plate grade, C = 0℃ impact.
Q345qC steel plate itself has a variety of high-quality properties and is mainly used in the bridge engineering construction industry, mainly in the manufacturing of bridge structures.
Q345qC Structural Steel Chemical Composition :
| C | Si | Mn | P ≤ |
S ≤ |
Mo | TAl | V | Nb |
| 0.12-0.18 | 0.20-0.50 | 1.30-1.55 | 0.035 | 0.035 | 0.020 | 0.020-0.040 | 0.030-0.050 | 0.015-0.030 |
Q345qC Structural Steel Sheet Product Parameters:
| size | 3000-18000mm*1500-3900mm*8-400mm | |||||||||
| Thickness | 8-400mm | |||||||||
| Standard | GB/T714 | |||||||||
| Material | Q345qC(16Mnq) | |||||||||
| Packing | According to the demand of the customer | |||||||||
| Surface treatment | Hot-rolled | |||||||||
| Delivery time | According to the quantity; asap, average period in 30 days. | |||||||||
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