Product Details

Q420qQ370q Q345B S355JR A572Gr50 Low alloy structural steel plate

Product	Steel plate for bridge building
Materials	16q,16Mnq,16MnCuq 15MnVq,15MnVNq 14MnNbp,Q345q,Q420qQ370q A709M(Gr36,50,50W,70W)
Standard	YB168 &YB(T)10 GB/T714ASTM
Size Range	Thickness:1.2-400mm, Width 50-4020mm, 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

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Company Information

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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