Q/BQB 300-2019 PDF in English
Q/BQB 300-2019 (Q/BQB300-2019, QBQB 300-2019, QBQB300-2019)
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General rules of package, mark and inspection document for continuously hot rolled steel sheet and strip
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General rules of package, mark and inspection document for continuously hot rolled steel sheet and strip
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Newer version: Q/BQB 300-2023 Standards related to: Q/BQB 300-2023
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Q/BQB 300-2019: PDF in English (QBQB 300-2019) Q/BQB 300-2019
ENTERPRISE STANDARD OF
BAOSHAN IRON AND STEEL CO., LTD
Replacing Q/BQB 300-2018
General Rules of Package, Mark and Inspection
Document for Continuously Hot Rolled
Steel Sheets and Strips
ISSUED ON: FEBRUARY 02, 2019
IMPLEMENTED ON: APRIL 10, 2019
Issued by: Baoshan Iron and Steel Co., Ltd.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 General Requirements ... 4
4 Package and Mark ... 5
5 Transportation and Storage ... 5
6 Inspection Document ... 15
Appendix A (Informative) Functions of Packaging Components ... 17
General Rules of Package, Mark and Inspection
Document for Continuously Hot Rolled
Steel Sheets and Strips
1 Scope
This Standard specifies the general technical requirements for the package, mark,
transportation, storage and inspection document of the hot rolled steel sheets and
strips.
This Standard is applicable to the hot rolled steel strips, and steel sheets transversely
cut from the steel strips, and the steel strips longitudinally cut manufactured by
Baoshan Iron and Steel Co., Ltd.; hereinafter referred to as steel sheets and strips.
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 document.
GB/T 18253-2018 Steel and Steel Products - Types of Inspection Documents
3 General Requirements
3.1 Steel sheets and strips shall be packed neatly, tied tightly, affixed firmly, and
handwriting shall be clear. The package shall ensure that the product is not loosened
or damaged during the normal transportation and storage.
3.2 Packaging materials shall conform to the provisions of relevant laws and
regulations.
3.3 For the steel strip packaging, when performing the unpacking operation, the
purchaser shall take appropriate protective measures to prevent the pop-up of the strip
from hurting people.
NOTE: the removal of product packaging is a dangerous work; the users must take appropriate
measures to ensure the safety of the operators, equipment and property.
3.4 The functional description of the relevant packaging components can refer to
Appendix A (informative). On the premise of ensuring the quality of the packaging, the
supplier may choose appropriate packaging components to replace the packaging
components specified in this Standard.
3.5 The packaging type (method) and packaging components of the steel plates and
steel coils shall be specified by the supplier. If the purchaser has special requirements
for the packaging components, packaging type (method), and weight of the bundle
(packet), it shall be negotiated during the ordering period and specified in the contract.
4 Package and Mark
4.1 The package and mark of the steel strip shall conform to the provisions of Table 1.
For the steel strip, if the user does not specify the vertical package in the contract, the
horizontal package shall be taken. The package and mark of the steel sheet shall
conform to the provisions of Table 2.
4.2 The supplier can also choose to use the buckle-free bundling method, and the
buckle can be cancelled at this time.
4.3 If the purchaser does not select the packaging method, then the appropriate
packaging method can be determined by the supplier.
4.4 According to the requirements of the purchaser, through the negotiation between
the supplier and the purchaser, and indicated in the contract, the package and mark of
the steel sheet and steel strip shall adopt the different provisions from Tables 1 and 2.
4.5 The labels of the finished products shall include the following contents such as
supplier’s name, supplier’s trademark, consignee, contract number, supply standard
number, designation, size, furnace number, steel coil number (bundling number),
weight, and quantity, etc.
5 Transportation and Storage
5.1 During the transporting period, the steel sheet and strip shall be waterproof and
avoid collision.
5.2 The steel sheet and strip shall be stored in a dry and ventilated place.
5.3 The steel sheet and strip shall be protected from contacting with corrosive media.
Appendix A
(Informative)
Functions of Packaging Components
A.1 The functions of the packaging components used for the packaging of each
product shall refer to the description in Table A.1. On the premise of ensuring the
quality of the packaging, the materials of the packaging components listed in the table
can be replaced by other new materials.
Table A.1
Type Functions of packaging components
Steel
strip
1. Strap: fix the steel coils, avoid the looseness during the transporting period.
2. Buckle: secure the strap.
3. Corner armor: avoid the damage to the edge of the steel coil by external force.
4. Rust-proof paper: prevent the steel coil from rusting.
5. Plastic sleeve: alleviate the volatilization speed of the rust-proof paper inhibitor; and
reduce the invasion of the steel coils by rainwater.
6. Flat paper: has the buffer effect to prevent the steel coils from being damaged by
external force during the transporting and stacking period.
8. Inner periphery guard plate: prevent the steel coil core from being damaged by
external force; prevent the rust-proof paper, plastic sleeve, and corner armor from
being damaged by external force; reduce the invasion of rainwater towards the steel
coil.
9. Round guard plate at end: prevent the end surface of the steel coil from being
damaged by external force; prevent the rust-proof paper, plastic sleeve, and corner
armor from being damaged by external force; reduce the invasion of rainwater
towards the steel coil.
10. Iron/paper inner corner armor: prevent the inner-ring edge of the steel coil from
being damaged by external force; fix the inner periphery guard plate and round guard
plate at the end or inner-core rust-proof paper and rust-proof paper at the end; reduce
the invasion of rainwater towards the steel coil.
11. Iron/paper outer corner armor: prevent the outer-ring edge of the steel coil from
being damaged by external force; fix peripheral cladding and round guard plate at the
end or circumferential rust-proof paper and rust-proof paper at the end; reduce the
invasion of rainwater towards the steel coil.
12. Buckle washer: prevent the buckle from forming damage to the steel coil.
13. Cross buckle: prevent the deviation of the two crossing straps.
14. “O-shaped” fixture: fix high-strength of steel coils to avoid looseness during the
transporting period.
15. Others.
Steel 1. Strap: fix the steel coils, avoid the looseness during the transporting period.
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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