Q/BQB 614-2018 English PDF (QBQB614-2018)

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Q/BQB 614-2018: Atmospheric corrosion resisting steel plates for welded structure
Q/BQ B614-2018
ENTERPRISE STANDARD OF BAOSTEEL CO., LTD
Q/BQB 614-2018
Replacing BZJ 614-2013
Atmospheric corrosion resisting steel plates for
welded structure
ISSUED ON: JANUARY 15, 2018
IMPLEMENTED ON: APRIL 10, 2018
Issued by: Baoshan Iron and Steel Co. Ltd
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 General technical requirements ... 5 
4 Classification and code ... 5 
5 Technical requirements ... 5 
6 Inspection and testing ... 9 
8 Appendix ... 10 
Appendix A (Informative) Comparison of similar designations of this standard
and the reference standard ... 11 
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009
“Directives for standardization - Part 1: Structure and drafting of standards”.
This standard was formulated based on market demand and combined with the
actual situation of Baosteel.
This standard replaces BZJ 614-2013 “Atmospheric corrosion resisting steel
plates for welded structure”. As compared with the original standard, the main
changes are as follows:
- In the normative references, ADD the reference to GB/T 20125; ADD the
year number of the GB/T 2975.
Appendix A of this standard is an informative appendix.
This standard was proposed by the Manufacturing Management Department of
Baoshan Iron and Steel Co., Ltd.
This standard shall be under the jurisdiction of the Manufacturing Management
Department of Baoshan Iron and Steel Co., Ltd.
This standard was drafted by the Manufacturing Management Department of
Baoshan Iron and Steel Co., Ltd.
The drafter of this standard: Huang Jinhua.
This standard was first published in January 2018.
Atmospheric corrosion resisting steel plates for
welded structure
1 Scope
This standard specifies the dimensions, shape, technical requirements, tests
and inspections, markings and inspection documents of atmospheric corrosion
resisting steel plates for welded structures.
This standard applies to atmospheric corrosion resisting steel plates for welded
structures which are produced by Baoshan Iron and Steel Co., Ltd.
2 Normative references
The following documents are essential to the application of this document. For
the dated documents, only the versions with the dates indicated are applicable
to this document; for the undated documents, only the latest version (including
all the amendments) are applicable to this standard.
GB/T 223 Steel and alloy - Chemical analysis method
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at
room temperature
GB/T 229 Metal material - Charpy pendulum impact test method
GB/T 2975-1998 Steel and steel products - Location and preparation of test
pieces for mechanical testing
GB/T 4336 Carbon and low-alloy steel - Determination of multi-element
contents - Spark discharge atomic emission spectrometric method (routine
method)
GB/T 20066 Steel and iron - Sampling and preparation of samples for the
determination of chemical composition
GB/T 20123 Steel and iron - Determination of total carbon and sulfur content
Infrared absorption method after combustion in an induction furnace (routine
method)
GB/T 20125 Low-alloy steel - Determination of multi-element contents -
Inductively coupled plasma atomic emission spectrometric method