ASTM A36/SS400 Q420qQ370q steel plate Carbon structural steel sheet/plate use for bridges and buildings
Product | Steel plate for bridge building |
Materials | 16q,16Mnq,16MnCuq A709M(Gr36,50,50W,70W) |
Standard | YB168 &YB(T)10 GB/T714ASTM |
Size Range | Thickness:1.2-400mm, Length :50-25000mm. |
Carried standard | GB/T714-2008 |
Application | Used for making riveting and bolted and welded structure in highway bridge and railroad bridge(included in bay bridge). |
Brand name and melting composition
| Brand | grade | C | Si | Mn | P | S | Alt |
| Q235q | C | ≤0.20 | ≤0.30 | 0.40~0.70 | ≤0.035 | ≤0.035 | |
| Q235q | D | ≤0.18 | ≤0.30 | 0.50~0.80 | ≤0.025 | ≤0.025 | ≥0.020 |
| Q345q | C | ≤0.20 | ≤0.60 | 1.00~1.60 | ≤0.035 | ≤0.035 | |
| Q345q | D | ≤0.18 | ≤0.60 | 1.10~1.60 | ≤0.025 | ≤0.025 | ≥0.020 |
| Q345q | E | ≤0.17 | ≤0.50 | 1.20~1.60 | ≤0.020 | ≤0.015 | ≥0.020 |
| Q370q | C | ≤0.18 | ≤0.50 | 1.20~1.60 | ≤0.035 | ≤0.035 | |
| Q370q | D | ≤0.17 | ≤0.50 | 1.20~1.60 | ≤0.025 | ≤0.025 | ≥0.020 |
| Q370q | E | ≤0.17 | ≤0.50 | 1.20~1.60 | ≤0.020 | ≤0.015 | ≥0.020 |
| Q420q | C | ≤0.18 | ≤0.50 | 1.20~1.60 | ≤0.035 | ≤0.035 | |
| Q420q | D | ≤0.17 | ≤0.60 | 1.30~1.70 | ≤0.025 | ≤0.025 | ≥0.020 |
related products
Tianjin Zhuoyuan.Trade .Co.,Ltd.has large stocks for the carbon steel and low alloy steel plates and sheets, especially have the thick plate and heavy plates on stock, also can provide the special material and large size steel plates, boiler and pressure vessel steel plate, marine steel plate, hot rolled steel plate for new production. Tianjin Zhuoyuan.Trade .Co.,Ltd also has large stock for hollow bars, thick wall seamless pipes and tubes. Tianjin zhuoyuan trade Co.,Ltd can provide good service for customer, good quality products.Tianjin Zhuoyuan hopes to build good cooperation with everyone interested.