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      Main Products
      Products Grade: B7
      Specifications: φ5.5-38mm
      Applied Standard:  agreement
      Characteristics: Cold Forging Steel
      Applications: High strength fastenerCommon parts
      Use of Products: This grade has the feature of stable chemical composition, low harmful elements, minor decarburization, good surface quality,homogeneous properties along the coil, good plasticity and ductility.
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