Q370qC steel plate for erecting railway or highway bridges

Q370qC steel plate delivery status (heat treatment):
Q370qC steel plate is delivered in hot-rolled, normalized or thermal-mechanically rolled state.
Delivery shall be in any of the above delivery conditions except normalizing. Tempering treatment shall be carried out when the cooling method with faster cooling rate than that in air is used for cooling.

Q370qC steel plate executive standard: GB/T 714.
Q370qC steel plate is mainly used for erecting railway or highway bridges.

Technical requirements for Q370qC steel plate:
A. When the demander requires to ensure the thickness direction performance, it shall comply with the provisions of GB/T5313.
B. The allowable deviation of chemical composition of finished steel products shall be in accordance with GB/T222.

Q370qC steel plate smelting method:
Q370qC steel is smelted by converter or electric furnace and shall be refined outside the furnace.

Q370qC steel plate practical application:
Q370qC steel plate has good fatigue resistance, low temperature toughness and atmospheric corrosion resistance. Q370qC steel plate is mainly used for erecting railway or highway bridges.