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      Main Products
      Products Grade: Q235NH、G295NH、XG295NH
      Specifications: 5.5-38mm
      Applied Standard:  GB/T4172 or agreement
      Characteristics: Mainly used to produce fasteners of class 4.8-6.8
      Applications: Common fastener
      Use of Products: These product have characteristics of uniform chemical composition, low percentage of harmful elements, high purity, tight tolerance, good surface quality. The products can be used without heat treatment and surface treatment, and will be excellent weather-resistant performance.
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