high strength low alloy structural steels bridge decking Q235qQ345q q370q price per ton
USD $400 - $780 /Ton
Min.Order:1 Ton
ASTM A709 Gr HPS 70W Q235qQ345q,Q420qQ370qBridge Building Steel Plate
hot selling Q235q Q345q Q420qQ370q structural steel for bridges
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High Quality Supplier Coated ASTM A709 GR50 Bridge Building Steel Plate
high strength low alloy structural steels bridge decking Q235qQ345q q370q price per ton
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.
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