YB/T 4159-2007 English PDF
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YB/T 4159-2007: Hot rolling checker plate and strip
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/YBT4159-2007YB FERROUS METALLURGY INDUSTRY STANDARD ICS 77.140.50 H 46 Hot rolling checker plate and strip Issued on. JANUARY 25, 2007 Implemented on. JULY 01, 2007 Issued by. National Development and Reform Commission of PRC
Table of Contents
Foreword... 3 1 Scope... 4 2 Normative references... 4 3 Classification and code... 5 4 Ordering information... 5 5 Size, shape, weight and tolerance... 6 6 Technical requirements... 9 7 Test methods... 10 8 Inspection rules... 11 9 Packaging, marking, quality certificate... 11 Appendix A (Informative) Theoretical weighting method for hot rolled steel checker plate... 12Foreword
Appendix A of this standard is informative. This standard was proposed by the China Iron and Steel Association. This standard shall be under the jurisdiction of the National Steel Standardization Technical Committee. Drafting organizations of this standard. Benxi Iron and Steel (Group) Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Zhang Xianfeng, Li Yiwei, Huang Ying, Li Hongbin. Hot rolling checker plate and strip1 Scope
This standard specifies the classification and code, the information required for ordering, size, shape, weight and tolerance, technical requirements, test methods, inspection rules, packaging, marking, quality certificate of hot-rolled steel checker plate and strip. This standard applies to diamond-shaped, lentil-shaped, round-bean-shaped and combined-shaped hot-rolled steel checker plate and strip (hereinafter referred to as steel plates and steel strips).2 Normative references
The provisions in following documents become the provisions of this standard through reference in this standard. For the dated references, the subsequent amendments (excluding corrections) or revisions do not apply to this standard; however, parties who reach an agreement based on this standard are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 222 Permissible tolerances for chemical composition of steel products GB/T 223 Steel, iron and alloy - Chemical analysis method GB/T 228 Metallic materials – Tensile testing at ambient temperature (GB/T 228-2002, eqv ISO 6892.1998) GB/T 232 Metallic materials - Bend test (GB/T 232-1999, eqv ISO 7438.1985) GB/T 247 General rule of package mark and certification for steel plates (sheets) and strips GB/T 700 Carbon structural steels GB/T 709 Dimensions, shape, weight and tolerances for hot rolled steel sheets and strips GB 712 Ship and ocean engineering structural steel3 Classification and code
3.1 Classified by edge status.4 Ordering information
When ordering, the user shall provide the following information.5 Size, shape, weight and tolerance
5.1 The sizes of steel plates and strips are as specified in Table 1. 5.2 The size, shape and distribution of steel plate and steel strip’s pattern are reference values, as shown in Figure 1 ~ Figure 4.The sizes in the Figure are used for control during processing and rolling by the manufacturer, they shall not be used as the basis for the inspection of finished steel plates and strips. shall comply with the requirements of Table 2.The tolerance of the intermediate size is as specified by the tolerance of the adjacent larger size, the pattern height of the intermediate size is as specified by the tolerance of the adjacent smaller size. 5.5 Other sizes and shapes of steel plates and steel strips shall comply with the requirements of GB/T 709. 5.6 Steel plates and strips are delivered at actual weight. According to the requirements of the purchaser, the steel plate may be delivered at theoretical weight according to Appendix A of this standard.6 Technical requirements
6.1 Designation and chemical composition 6.2 Delivery status 6.2.1 Steel plates and strips are delivered in hot-rolled status. 6.2.2 Steel plates and steel strips are usually supplied in a non-edge-cut status. As required by the purchaser and indicated in the contract, it may also supply it in an edge-cut status. 6.3 Mechanical properties As required by the purchaser and indicated in the contract, it may perform Thickness Unevenness Measured length tensile and bending tests. The performance indicators shall comply with the provisions of GB/T 700, GB 712, GB/T 4171 or as agreed by both parties. 6.4 Surface quality7 Test methods
7.1 The appearance of steel plates and strips are visually-checked. The size and shape are measured by a suitable tool. 7.3 The inspection items, sampling quantities, sampling methods and test methods for each batch of steel shall comply with the requirements of Table 4.8 Inspection rules
8.1 Inspection and acceptance of steel plates and strips shall be carried out by the technical supervision department of the supplier. 8.3 The numerical rounding-off of the inspection data shall be carried out in accordance with the provisions of YB/T 081. 8.4 Re-inspection The re-inspection of steel plates and strips shall be carried out in accordance with the provisions of GB/T 247.9 Packaging, marking, quality certificate
The packaging, marking, quality certificate of steel plates and steel strips shall comply with the provisions of GB/T 247.Appendix A
(Informative) Theoretical weighting method for hot rolled steel checker plate A.1 For the steel checker plates which are delivered according to Figure 1 ~ Figure 4 of this standard, the theoretical weighting method is as shown in Table A.1. YB/T 4159-2007 YB FERROUS METALLURGY INDUSTRY STANDARD ICS 77.140.50 H 46 Hot rolling checker plate and strip Issued on. JANUARY 25, 2007 Implemented on. JULY 01, 2007 Issued by. National Development and Reform Commission of PRCTable of Contents
Foreword... 3 1 Scope... 4 2 Normative references... 4 3 Classification and code... 5 4 Ordering information... 5 5 Size, shape, weight and tolerance... 6 6 Technical requirements... 9 7 Test methods... 10 8 Inspection rules... 11 9 Packaging, marking, quality certificate... 11 Appendix A (Informative) Theoretical weighting method for hot rolled steel checker plate... 12Foreword
Appendix A of this standard is informative. This standard was proposed by the China Iron and Steel Association. This standard shall be under the jurisdiction of the National Steel Standardization Technical Committee. Drafting organizations of this standard. Benxi Iron and Steel (Group) Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Zhang Xianfeng, Li Yiwei, Huang Ying, Li Hongbin. Hot rolling checker plate and strip1 Scope
This standard specifies the classification and code, the information required for ordering, size, shape, weight and tolerance, technical requirements, test methods, inspection rules, packaging, marking, quality certificate of hot-rolled steel checker plate and strip. This standard applies to diamond-shaped, lentil-shaped, round-bean-shaped and combined-shaped hot-rolled steel checker plate and strip (hereinafter referred to as steel plates and steel strips).2 Normative references
The provisions in following documents become the provisions of this standard through reference in this standard. For the dated references, the subsequent amendments (excluding corrections) or revisions do not apply to this standard; however, parties who reach an agreement based on this standard are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 222 Permissible tolerances for chemical composition of steel products GB/T 223 Steel, iron and alloy - Chemical analysis method GB/T 228 Metallic materials – Tensile testing at ambient temperature (GB/T 228-2002, eqv ISO 6892.1998) GB/T 232 Metallic materials - Bend test (GB/T 232-1999, eqv ISO 7438.1985) GB/T 247 General rule of package mark and certification for steel plates (sheets) and strips GB/T 700 Carbon structural steels GB/T 709 Dimensions, shape, weight and tolerances for hot rolled steel sheets and strips GB 712 Ship and ocean engineering structural steel3 Classification and code
3.1 Classified by edge status.4 Ordering information
When ordering, the user shall provide the following information.5 Size, shape, weight and tolerance
5.1 The sizes of steel plates and strips are as specified in Table 1. 5.2 The size, shape and distribution of steel plate and steel strip’s pattern are reference values, as shown in Figure 1 ~ Figure 4.The sizes in the Figure are used for control during processing and rolling by the manufacturer, they shall not be used as the basis for the inspection of finished steel plates and strips. shall comply with the requirements of Table 2.The tolerance of the intermediate size is as specified by the tolerance of the adjacent larger size, the pattern height of the intermediate size is as specified by the tolerance of the adjacent smaller size. 5.5 Other sizes and shapes of steel plates and steel strips shall comply with the requirements of GB/T 709. 5.6 Steel plates and strips are delivered at actual weight. According to the requirements of the purchaser, the steel plate may be delivered at theoretical weight according to Appendix A of this standard.6 Technical requirements
6.1 Designation and chemical composition 6.2 Delivery status 6.2.1 Steel plates and strips are delivered in hot-rolled status. 6.2.2 Steel plates and steel strips are usually supplied in a non-edge-cut status. As required by the purchaser and indicated in the contract, it may also supply it in an edge-cut status. 6.3 Mechanical properties As required by the purchaser and indicated in the contract, it may perform Thickness Unevenness Measured length tensile and bending tests. The performance indicators shall comply with the provisions of GB/T 700, GB 712, GB/T 4171 or as agreed by both parties. 6.4 Surface quality7 Test methods
7.1 The appearance of steel plates and strips are visually-checked. The size and shape are measured by a suitable tool. 7.3 The inspection items, sampling quantities, sampling methods and test methods for each batch of steel shall comply with the requirements of Table 4.8 Inspection rules
8.1 Inspection and acceptance of steel plates and strips shall be carried out by the technical supervision department of the supplier. 8.3 The numerical rounding-off of the inspection data shall be carried out in accordance with the provisions of YB/T 081. 8.4 Re-inspection The re-inspection of steel plates and strips shall be carried out in accordance with the provisions of GB/T 247.9 Packaging, marking, quality certificate
The packaging, marking, quality certificate of steel plates and steel strips shall comply with the provisions of GB/T 247.Appendix A
(Informative) Theoretical weighting method for hot rolled steel checker plate A.1 For the steel checker plates which are delivered according to Figure 1 ~ Figure 4 of this standard, the theoretical weighting method is as shown in Table A.1. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
