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Quenching and tempering (QT) is a double heat treatment process of quenching and high temperature tempering. In general, medium carbon steel and medium Q235NH weathering bridge steel coil carbon alloy steel often need quenching and tempering treatment. Quenching and tempering can make iron and steel parts obtain a good combination of strength and toughness, with high strength, excellent toughness, plasticity, cutting performance, etc. Some Q235NH weathering bridge steel coil alloy steel or low alloy steel must be quenched and tempered to obtain good comprehensive properties. These steels can also be called quenched and tempered steels.
There are eight different grades of products under the ASTM A514 TYPE standard: A514GrA, A514GrB, A514GrE, A514GrF, A514GrH, A514GrP, A514GrQ, A514Gr.S. ASTM A514 steel plate has high strength, good cold forming performance and welding performance; high toughness and low brittle transition temperature; it has good corrosion resistance and wear resistance. ASTM A514 steel plate Q235NH weathering bridge steel coil as a structural steel plate is widely used in the United States and foreign markets.
The company adheres to the principle of integrity, standardization and efficiency, wins the market with technology, gains reputation with creative services, and wholeheartedly provides customers with high-quality Q235NH weathering bridge steel coil, efficient and fast services. Facing the future, adhere to independent innovation.
When providing technical services on site, the after-sales personnel shall strictly abide by the safety rules and regulations of the construction site, consciously take safety protection measures (such as wearing safety helmet when entering the construction site), accept the supervision and management of the site; without permission on the construction site, they shall not dismantle, smear or damage any goods; the commissioning of contract goods shall be carried out under the supervision of the site supervisor If necessary, it shall be approved by the site supervisor or the person in charge of the project department.
Keep in mind your mission and never forget your mission." At present, the BEBON steel leadership team unites the majority of cadres and employees to keep in mind their glorious missions, guided by Xi Jinping's ideology of socialism with Chinese characteristics in the new era, fully implementing the spirit of the 19th CPC National Congress, in-depth implementation of the requirements of the "three advances", pioneering spirit, and striving In order to lead high-quality development with innovation, build a new pattern of Anshan Iron and Steel's revitalization and development, strive to build the most internationally influential steel company, and make new contributions to the start of a new journey for BEBON Iron and Steel Group.
BBN steel strictly control quality of our carbon steel plate, alloy steel plates and structural steel plates. For Q235NH weathering bridge steel coil ASTM A572 Grade 50 structural steel plate, Our Q/C Department will inspect dimension before shipment, making sure structural steel plate thickness tolerance and width, length tolerance are matchable to the Q235NH weathering bridge steel coil standard requirements. The company is a good ASTM A572 Grade 50 structural steel plate supplier in the globle market and the head is located in China. Welcome to send us inquiry and questions about structural steel plate.
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