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Q/BQB 430-2018

Chinese Standard: 'Q/BQB 430-2018'
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BASIC DATA
Standard ID Q/BQB 430-2018 (Q/BQB430-2018)
Description (Translated English) (Galvanized steel sheet and strip)
Sector / Industry Chinese Industry Standard
Classification of Chinese Standard QBQ
Word Count Estimation 4,472
Administrative Organization Baoshan Iron and Steel Co., Ltd.

Q/BQB 430-2018
BQB
ENTERPRISE STANDARD OF
BAOSHAN IRON AND STEEL CO., LTD
Electro-galvanized steel sheet and steel strip
电镀锌钢板及钢带
Issued on. February 02, 2018
Issued by. Baoshan Iron and Steel Co., Ltd.
Table of Contents
Self-commitment ... 3
Technical indicator 1 ... 4
1 Chemical composition ... 5
2 Mechanical properties ... 5
3 Plating’s weight ... 5
4 Inspection and testing ... 5
Self-commitment
The contents of the Q/BQB 430-2018 “Electro-galvanized steel sheet and steel
strip” which are prepared and published by our company are in compliance with
the requirements of relevant national laws and regulations, mandatory
standards and relevant industrial policies, meanwhile it is approved by the
corporate’s legal representative in accordance with the prescribed procedures.
The products which are produced by our company meet the technical
requirements as specified in this standard, the standard number is clearly
indicated on the corresponding product packaging. Our company is responsible
for the truthfulness, accuracy and legality of the public information, assumes full
legal responsibility for the consequences of the implementation of this standard.
Baoshan Iron and Steel Co., Ltd.
2018-02-02
Electro-galvanized steel sheet and steel strip
Documents of requirements for technical indicator 1
1 Chemical composition
The chemical composition of steel sheets and steel strips shall comply with the
requirements of the substrate standards as listed in this standard.
2 Mechanical properties
The mechanical properties and process properties of steel sheets and steel
strips shall comply with the relevant requirements of the corresponding
substrate standards Q/BQB 408, Q/BQB 410, Q/BQB 418, Q/BQB 419 or other
relevant provisions of the referenced technical specifications for substrate. The
tensile specimen is a plated specimen.
3 Plating’s weight

Q/BQB 430-2018
(Galvanized steel sheet and strip)
Baoshan Iron and Steel Co., Ltd. Enterprise Standard
Galvanized steel sheet and strip
Published on.2018-02-02
Baoshan Iron and Steel Co., Ltd. released
Self-commitment
Regulations, mandatory standards and related industrial policies, and approved by the corporate legal representative in accordance with the prescribed procedures
. I
The products produced by the company meet the technical requirements stipulated in this standard, and the standard number is clearly indicated on the corresponding product packaging. Our company
It is responsible for the truthfulness, accuracy and legality of the public information, and assumes full legal responsibility for the consequences of the implementation of this standard.
Baoshan Iron and Steel Co., Ltd.
2018-02-02
Technical indicator 1
Index name. chemical composition, mechanical properties
Indicator requirements. Chemical composition, mechanical properties and test methods are attached
(See page 4 for details)
1 chemical composition
The chemical composition of steel plates and steel strips shall comply with the requirements of the substrate standards listed in this standard.
2 Mechanical properties
The mechanical properties and process properties of steel plates and strips are to comply with the corresponding substrate standards Q/BQB 408, Q/BQB 410, Q/BQB 418,
Q/BQB 419 or other relevant provisions of the referenced substrate technical specifications. The tensile specimen is a coated specimen.
3 plating weight
For the equivalent thick coating, the average value of the three-point test on each side of the coating should not be less than the nominal nominal coating weight, and the single-point test value is not small.
85% of the nominal coating weight on the corresponding surface; for differential thickness and single-sided coating, the average value of the three-point test on each side of the coating should be not less than
The corresponding surface nominally the coating weight, the single point test value is not less than 80% of the nominal nominal coating weight.
4 Inspe......
Related standard: Q/BQB 427-2020    Q/BQB 420-2019
Related PDF sample: Q/BQB 420-2019    Q/BQB 425-2019