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Q/BQB 360-2018 English PDF (QBQB360-2018)

Q/BQB 360-2018 English PDF (QBQB360-2018)

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Q/BQB 360-2018: Continuously-hot-rolled special steel sheets and strips

The content of Q/BQB 360-2018, Continuously-hot-rolled special steel sheets and strips, which was drafted and issued by our corporation, complies with the requirements of relevant national laws and regulations, compulsory standards and relevant industrial policies. It was issued by the corporate representative in the procedures specified. The products of out corporation comply with all technical requirements of this Standard; a reference to this Standard is indicated on the products package. Our corporation is responsible for the authenticity, accuracy and legitimacy of the information declared and bears all legal liabilities for the consequences caused by the implementation of this Standard.
Q/BQB 360-2018
ENTERPRISE STANDARD OF
BAOSHAN IRON AND STEEL CO., LTD
Continuously-hot-rolled special steel sheets and
strips
Issued on. February 7, 2018
Issued by. Baoshan Iron and Steel Co., Ltd.
Table of Contents
Enterprise commitments ... 3
Technical Indexes 1 ... 4
1 Dimension, shape, weight and tolerances ... 5
2 Technical requirements ... 5
3 Inspection and test ... 8
Enterprise commitments
The content of Q/BQB 360-2018, Continuously-hot-rolled special steel sheets and strips, which was drafted and issued by our corporation, complies with the requirements of relevant national laws and regulations, compulsory standards and relevant industrial policies. It was issued by the corporate representative in the procedures specified. The products of out corporation comply with all technical requirements of this Standard; a reference to this Standard is indicated on the products?€? package. Our corporation is responsible for the authenticity, accuracy and legitimacy of the information declared and bears all legal liabilities for the consequences caused by the implementation of this Standard.
Baoshan Iron and Steel Co., Ltd.
February 7, 2018
Technical Indexes 1
Names of indexes. the major technical indexes such as compositions
Requirements for indexes. for the major technical indexes, such as compositions, and their test methods, see annexes (see page 4 for details).
1 Dimension, shape, weight and tolerances
1.1 The allowable values of roughness of carbon steel of specified average carbon content greater than or equal to 0.40%, and all alloy steels, shall be agreed by the purchaser and the supplier.
1.2 Other dimensions, shapes, weight and tolerances of steel sheets and strips shall be as specified in Q/BQB 301; tolerances for thickness shall be as specified in Table 3 of Q/BQB 301; the allowable values of roughness of carbon steel of specified average carbon content less than 0.40% shall be as specified where the specification that the specified minimum yield strength is greater than 300 MPa and not greater than 420 MPa.
1.3 If the purchaser has higher requirements for thickness accuracy, high accuracy PT.C given in Table 4 of Q/BQB 301 can be selected during ordering, where the minimum yield strength Re is not less than 360 MPa.
2 Technical requirements

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