Welcome to Henan BBN Steel

  • zhengzhou
    henan ,China
  • Opening Time
    Mon - Sat: 08.00 to 18.00
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The company has a group of experienced steel plate continuous processing line construction, production management, operation and professional and technical personnel. The company is a modern enterprise integrating scientific research and development, production processing, sales and service. Our main products include hot rolled plates, seamless pipes, EN10025-4 S420ML steel plates and steel structures. At the same time, it also adheres to international standards and adheres to the international line.

ASTM A387 Grade 91 EN10025-4 S420ML steel plates is a high level steel grade for outstanding heat and anti corrosion and oxidation resistance characteristics, it EN10025-4 S420ML steel plates satisifies most applications in fierce working environment with higher requirements.

Cold formed hot rolled automotive structural steel QSTE420TM plateMaterial/brand: QSTE420TMExecutive standard: Q/BQB 310Chemical composition (melting analysis)%Carbon: ≤0.12, Silicon: ≤0.35, Manganese: ≤1.50, Phosphorus: ≤0.05, S: ≤0.025, Titanium: ≤0.22, Niobium: ≤0.09, Aluminum: ≥0.01Mechanical propertiesYield strength MPa: ≥420Tensile strength MPa: 480-620Elongation: ≥21

Strong pressure resistance of EN10025-4 S420ML steel plates, boiler steel tube: The wall thickness of boiler steel tube is very important, because the steam pressure is very large, if the wall thickness is very thin, it will be broken by the steam pressure released instantly. The boiler steel tube has good high temperature resistance performance: the steam temperature in the pipeline can reach hundreds of degrees Celsius above. If the high temperature resistance performance is not enough, the boiler steel tube will be melted by the high temperature brought by the steam.

As one of the large professional metallurgical manufacturers in China, the strength of the brand, quality assurance, professional after-sales. Every day we are making unremitting efforts to challenge higher quality EN10025-4 S420ML steel plates products and more satisfactory services. Customer demand is our pursuit, and win customer satisfaction with quality. BBN after-sales team is responsible to solve the problem of technical support and quality, service complaints.

The strip steel thickness is generally below 6mm, which is convenient for crimping and processing. You should choose the EN10025-4 S420ML steel plates, strip steel specifications according to your own purposes. The specifications and materials used for different purposes are different, so you must confirm it before buying. It is best to ask professionals to give advice before purchasing strip steel, and purchase the specifications and types you need according to the corresponding requirements.

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