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Q/BQB 302-2020 PDF in English

Q/BQB 302-2020 (Q/BQB302-2020, QBQB 302-2020, QBQB302-2020)
Standard IDContents [version]USDSTEP2[PDF] delivered inName of Chinese StandardStatus
Q/BQB 302-2020English160 Add to Cart 0-9 seconds. Auto-delivery. Continuously hot-rolled steel sheet and strip for cold forming

Standards related to: Q/BQB 302-2020

Q/BQB 302-2020: PDF in English (QBQB 302-2020)

Q/BQB 302-2020
Continuously Hot Rolled Steel Plates and Strips for
Cold Forming
Issued on: April 27, 2020
Issued by: Baoshan Iron and Steel Co., Ltd.
The content of Q/BQB 302-2020 "Continuously Hot Rolled Steel Plates and
Strips for Cold Forming" compiled and published by our company meets the
requirements of relevant national laws and regulations, mandatory standards
and related industrial policies. It is approved and issued by the corporate
representative in accordance with prescribed procedures.
The products produced by our company meet the technical requirements
specified in this Standard. The standard number is clearly indicated on the
corresponding product or product packaging.
Our company is responsible for the authenticity, accuracy and legality of the
declared information, and assumes full legal responsibility for the
consequences of the implementation of this Standard.
Baoshan Iron and Steel Co., Ltd.
April 27, 2020
Indicator requirement document for technical indicators 1
Main technical indicators and test methods (public
1 Chemical composition
Table 2
2 Mechanical and technological properties
Chemical composition a,b (mass fraction) / %
a It is selected by the supplier. Special elements can be added.
b The contents of residual elements in the steel are: Cu≤0.20%, Cr≤0.15%, Ni≤0.15%. But when the supplier can
guarantee, chemical analysis of these elements may not be performed.
c When the thickness t>14mm, the upper limit of Mn content can be increased to 0.50%.
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.