Welcome to Henan BBN Steel

  • zhengzhou
    henan ,China
  • Opening Time
    Mon - Sat: 08.00 to 18.00
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Based on the advantages of EN10025-4 S275ML steel plate steel resources in domestic market and good reputation, combining with the huge international market demand for steel products, our company started the international business in 2010 and successfully being approved and certified by ISO9001:2008, the Registration number is 626014Q11531R0S. With the quality steel EN10025-4 S275ML steel plate products and professional service, our company was award the international acclaim from infrastructure, shipbuilding, petroleum industry etc., and gradually grow into a bright star in the steel export industry .

EN10025-4 S275ML steel plate, No.45 seamless pipe belongs to high strength medium carbon steel, with certain plasticity and toughness, high strength and good machinability. Good comprehensive mechanical properties can be obtained by quenching and tempering treatment. In addition, the hardenability of No.45 seamless pipe is poor, and the water quenching is easy to produce cracks. After quenching and tempering, the small and medium-sized parts can obtain better toughness and higher hardness. For large parts (the section size is more than 80mm), normalizing treatment is appropriate. But the weldability of No.45 steel is poor. The weldment should be preheated before welding and annealed after welding to eliminate welding stress.

EN10025-4 S275ML steel plate, Q345B low alloy steel has outstanding characteristics, such as: First, Q345B low alloy steel has good toughness. It is easy to bend and stretch, not easy to break, and can be used for multiple processing. Second, EN10025-4 S275ML steel plate, Q345B low alloy steel is easy to weld and can be used for assembly. Third, Q345B low alloy steel has good strength, good compression resistance and long service life. Fourth, the weather resistance of Q345B low alloy steel is good, and the use is not affected whether it is winter or summer.

In order to obtain the seamless tube with smaller size and better quality, the method of cold rolling, cold drawing or the combination of the two must be used. Cold rolling is usually carried out on a two high mill, and EN10025-4 S275ML steel plate pipes are rolled in a circular pass composed of a variable cross-section circular groove and a fixed conical head. Cold drawing is usually carried out on single chain or double chain cold drawing machines of 0.5-100t.

Shipbuilding steel EN10025-4 S275ML steel plate order online:14*1950*10700, 14*1950*10800, 16*2100*10650, 16*2150*10000, 16*2150*10250, 16*2150*10350, 16*2150*10400, 20*2100*11600, 20*2150*10000, 25*1950*10150, 25*1950*9700, 25*2100*8400, 25*2100*8650, 25*2400*11600, 32*2500*6000, 34*1900*12000, 34*1300*4000, 35*2500*9000, 70*2240*7600, 70*2270*7470, 70*2270*7900, 85*2230*8100.

Our company has its own steel plate manufacturing plant, processing plant and steel pipe plant. We can machine the steel according to the EN10025-4 S275ML steel plate customer's requirements and meet the customer's requirements. If you want to ask any questions about steel products, please contact us directly. Our customer service staff will give you a detailed answer. If you want to purchase EN10025-4 S275ML steel plate steel products, please tell me your specific needs, we have professional business personnel to communicate with you.

To provide customers with the most satisfactory service and realize the win-win of economic and social benefits, our company promises to provide excellent EN10025-4 S275ML steel plate products in this bidding, and in line with the attitude of being serious and responsible to customers, before sending goods to users, the EN10025-4 S275ML steel plate technical personnel shall confirm that there is no fault in the equipment before sending goods to users, and then send goods and products to users, and formulate the following service terms.

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