Q/BQB 311-2018 English PDF (QBQB311-2018)

The contents of Q/BQB 311-2018 and quot;High yield strength hot rolled steel sheet and strip for cold forming and quot; prepared and published by our company are in compliance with relevant national laws and regulations, mandatory standards and relevant industrial policies. And it is approved by the corporate legal representative in accordance with the prescribed procedures. The products produced by our company meet the technical requirements stipulated in this Standard. The standard number is indicated on the corresponding product package. Our company is responsible for the truthfulness, accuracy and legality of the public information of the statement, and assumes full legal responsibility for the consequences of the implementation of this Standard.