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Q/BQB 310-2018 English PDF (QBQB310-2018)

Q/BQB 310-2018 English PDF (QBQB310-2018)

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Q/BQB 310-2018: Hot-rolled steel sheets and strips for automotive structures

The contents of Q/BQB 310-2018 and quot;Hot-rolled steel sheets and strips for automotive structures 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.
Q/BQB 310-2018
BQB
ENTERPRISE STANDARD OF BAOSTEEL
Hot-rolled steel sheets and strips
for automotive structures
Issued on. February 07, 2018
Issued by. Baoshan Iron and Steel Co., Ltd.
Table of Contents
Self-commitment ... 3
Technical indicator 1 ... 4
1 Dimensions, shape, weight and tolerance ... 5
2 Technical requirements ... 5
3 Inspection and testing ... 11
Self-commitment
The contents of Q/BQB 310-2018 "Hot-rolled steel sheets and strips for automotive structures" 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. Baoshan Iron and Steel Co., Ltd.
February 07, 2018
Technical indicator 1
Indicator name. Main technical indicators such as composition and performance Indicator requirements. The main technical indicators and test methods such as composition and performance are shown in the attachment.
(See Page 4)
Hot-rolled steel sheets and strips
for automotive structures
1 Dimensions, shape, weight and tolerance
1.1 The thickness tolerance of B440QZR and B480QZR shall meet the requirements of Q/BQB 301 higher precision (PT.B).
1.2 Other dimensions, shapes, weights and tolerances are in accordance with Q/BQB 301.
1.3 If the purchaser needs higher requirements for thickness accuracy, the advanced precision PT.C given in Table 4 of Q/BQB 301 may be chosen when ordering. 2 Technical requirements

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