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Q/BQB 409-2018

Chinese Standard: 'Q/BQB 409-2018'
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BASIC DATA
Standard ID Q/BQB 409-2018 (Q/BQB409-2018)
Description (Translated English) (Cold rolled steel sheet and strip for hot stamping)
Sector / Industry Chinese Industry Standard
Classification of Chinese Standard QBQ
Word Count Estimation 4,455
Administrative Organization Baoshan Iron and Steel Co., Ltd.

Q/BQB 409-2018
Q/BQB
ENTERPRISE STANDARD OF
BAOSHAN IRON & STEEL CO., LTD.
Cold-rolled Steel Sheet and Strip for Hot Stamping
热冲压用冷轧钢板及钢带
Issued on. February 5, 2018
Issued by. BAOSHAN IRON & STEEL CO., LTD.
Table of Contents
Self-commitment ... 3
Technical Indicator 1 ... 4
Self-commitment
The content that is stipulated in Q/BQB 409-2018 Cold-rolled Steel Sheet and Strip for
Hot Stamping, which was formulated and released by our company, complies with
relevant national laws and regulations, and requirements in compulsory standards and
relevant industrial policies. In accordance with the stipulated procedure, this Standard
was approved and issued by our enterprise’s legal representative. Products that are
produced by our company comply with the various technical requirements stipulated
in this Standard. The serial number of this Standard is clearly indicated on product
package. Our company undertakes the responsibility for the authenticity, accuracy and
legitimacy of the disclosed information, and undertakes all the legal liabilities of
consequences triggered by the implementation of this Standard.
BAOSHAN Iron & Steel Co., Ltd.
February 5, 2018

Q/BQB 409-2018
(Cold rolled steel sheet and strip for hot stamping)
Baoshan Iron and Steel Co., Ltd. Enterprise Standard
Cold rolled steel sheet and strip for hot stamping
Published on.2018-02-05
Baoshan Iron and Steel Co., Ltd. released
Self-commitment
The requirements of laws and regulations, mandatory standards and related industrial policies are approved by the legal representative of the enterprise in accordance with the prescribed procedures.
The products produced by our company meet the technical requirements stipulated in this standard, and the standard number is clearly indicated on the corresponding product packaging. My company
Responsible for the truthfulness, accuracy and legality of the public information of the statement, and assume full legal responsibility for the consequences of the implementation of this standard.
Baoshan Iron and Steel Co., Ltd.
2018-02-05
Technical indicator 1
Indicator name. Main indicators such as chemical composition and mechanical properties
Indicator requirements. The main indicators and test methods such as chemical composition and mechanical properties are shown in the attachment.
(See page 4 for details)
1. Chemical composition
Table 4
Grade chemical composition
a (smelting analysis) %
C Si Mn PS Alt BN Cr Ti Mo
B1500HS, HC950/1300HS 0.20~0.25
0.4
1.0~
1.4
0.025
0.010
0.01~
0.06
0.005
0.008
0.35
0.02~
0.05
0.35
a Microalloying elements such as Nb can be added.
2, mechanical properties
table 5
Brand
Tensile test a, b
Yield Strength
MPa
tensile strength
MPa
Elongation after break
A50mm
not less than
B1500HS, HC950/1300HS 280~450 ≥450 20
Rp0.2 is used when the yielding phenomenon is not obvious, otherwise ReL is used.
The b sample is the No. 5 sample specified in JIS Z 2241, and the sample direction is the transverse direction.
3. Inspection and testing
Table 8 <......
Related standard:   Q/BQB 401-2019  Q/BQB 408-2019
Related PDF sample:   Q/BQB 401-2019  Q/BQB 408-2019
   
 
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