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GB/T 13306-2011 PDF English

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GB/T 13306-2011: Plates
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GB/T 13306: Evolution and historical versions

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GB/T 13306-2011English85 Add to Cart 0-9 seconds. Auto-delivery Plates Valid
GB/T 13306-1991English719 Add to Cart 5 days Plates Obsolete

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GB/T 20721   GB/T 12642   GB/T 13306   

GB/T 13306-2011: Plates

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GB NATIONAL STANDARD ICS 21.010 J 29 Replacing GB/T 13306-1991 Plates Issued on. May 12, 2011 Implemented on. October 01, 2011 Jointly issued by. General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ); Standardization Administration (SAC) of the People's Republic of China.

Table of Contents

Foreword... 3 1 Scope... 4 2 Normative References... 4 3 Types and Dimensions... 5 4 Marking... 15 5 Technical Requirements... 16 6 Inspection Methods... 19 7 Inspection Rules... 20 8 Packing, Transportation and Storage... 20

Foreword

This Standard is drafted according to the rules given in GB/T 1.1-2009 "Directives for Standardization-Part 1.Structure and Drafting of Standards". This Standard replaces GB/T 13306-1991 "Plates". Compared with GB/T 13306-1991, the main technical changes of this Standard are as follows. - Adjust the structure and contents of this Standard; - Add the marking method of plates; - Modify the material requirements and surface treatment requirements in the technical requirements. This Standard was proposed by and shall be under the jurisdiction of China Machinery Industry Federation. Drafting organizations of this Standard. China Productivity Center for Machinery, and Hefei Anlian Trading Co., Ltd. Chief drafting staffs of this Standard. Li Weirong, Feng Feng, Tang Dong, and Dou Zhi. The previous edition replaced by this Standard is. - GB/T 13306-1991. Plates

1 Scope

This Standard specifies the PLATES’ types and dimensions, marking, technical requirements, inspection methods, inspection rules, packing, storage and transportation. This Standard is applicable to the nameplates, operational sign plates, illustration plates, line schematic diagram plates, design data chart plates, safety sign plates and others (generally referred to as "plates") of various electromechanical equipment, instruments and apparatuses, and various components. The Chapter “Types and Dimensions” in this Standard is not applicable to the panels, dial plates, trademarks and artistic decoration plates of instruments, apparatuses and household electrical appliances. However, the technical requirements (see Chapter 5) in this Standard may be acted as a reference for the above products.

2 Normative References

The following documents are essential for the application of this Standard. For the dated references, only the dated editions are applicable to this document. For undated references, the latest edition of the normative document (including all amendments) referred to applies. GB/T 191 "Packaging - Pictorial Marking for Handling of Goods" GB/T 730 "Textiles - Tests for Colour Fastness - Quality Control of Blue Wool Reference Materials 1 to 7" GB/T 827 “Rivets for Name Plate” GB/T 1720 "Method of Test for Adhesion of Paint Films" GB/T 1804 "General Tolerances - Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications" GB/T 2423.3 "Environmental Testing for Electric and Electronic Products - Part 2.Testing Method - Test Cab. Damp Heat Steady State" GB/T 2423.16 "Environmental Testing for Electric and Electronic Products - Part 2.Test Methods - Test J and Guidance. Mould Growth" GB/T 2423.17 "Environmental Testing for Electric and Electronic Products - Part 2.Test Method - Test Ka. Salt Mist" GB/T 2828.1 "Sampling Procedures for Inspection by Attributes - Part 1. Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection"

3 Types and Dimensions

3.1 The shape and shape-codes of the plates are as follows. 3.2 The characteristics of the characters, symbols and lines on the plates are as follows. 3.3 Types and dimensions of plates 3.3.1 The types and dimensions of rectangular plates shall meet those specified in Figure 1 and Table 1.For the rectangular plates with two holes, both ends may be made into round-heads; the types are shown in Figure 1e) and Figure 1f).

4 Marking

4.1 Marking method The plates shall be marked with the following contents and methods. In the mark, the "name" and "number of fastening holes" may be omitted. If the allowed number of fastening holes as given in notes in Table 1 ~ Table 5 is selected, then this number of holes shall be marked out. 4.2 Marking Examples Example 1.Rectangular plates made of commercial purity aluminium 1060, with B×L=16×25 mm.

5 Technical Requirements

5.1 Dimension and Tolerance of Plates 5.1.1 The plate may be fixed on the product by adopting feasible methods such as sticking, rivets for name plate (GB/T 827), tapping screw, or screw. 5.1.2 The distance between fastening holes (b and l), the diameter of the hole core circle (d1), the diameter of fastening hole (d), the outline dimensions (B, L and R) and the angle (φ) of fastening holes; and the limit deviations of the 4 right-angles of rectangular plate shall be in accordance with those specified in Table 7. 5.2 Contents, characters and symbols on the plate 5.2.1 The contents, arrangement mode and colour of the plate shall be determined according to the relevant provisions or by the plate designer. 5.2.2 The Chinese characters on the plate generally shall adopt the simplified 5.3 Materials 5.3.1 It is recommended to select the following materials to made plates. 5.3.2 The bonding materials for sticking the plates shall select those that are able to firmly stick the plate onto flat, smooth, clean and oil-stain-free metallic or non-metallic surface, under the condition that without adopting activation (such as using solvent or heating). 5.4 Appearance requirements 5.4.1 For the plates with frame, the frame line around the fastening holes is allowed to be made into arc shape. 5.4.2 The plates stuck by gum are not required to have fastening holes. 5.4.3 The perimeter of plate shall be free from obvious burrs, tooth form and waveform. The front face shall be flat, smooth and clean. The frame lines shall be symmetrical, smooth and continuous, and shall be without fracture. 5.4.8 According to the requirements of product, the plate surface may be treated with dull finish and be made into unglazed or matt. 5.5 Performance requirements 5.5.1 The adhesion of coating shall not be less than Grade 4 as specified in GB/T 1720. 5.5.2 The colour fastness to sunlight shall meet those specified in GB/T 730.It shall not be less than Grade 4 for indoor purpose; and shall not be less than Grade 6 for outdoor purpose. 5.5.3 For the anodized aluminium plates, the thickness of oxide film in dark colour on the front face shall not be less than 10μm; and that of the oxide film in light colour shall not be less than 5μm. 5.5.4 The sealing quality of the oxide film of anodized aluminium plate shall meet those specified in 4.4 "hole sealing quality" of GB/T 8013.1-2007.

6 Inspection Methods

6.1 The dimensions of the plate shall be inspected by using measurement gauges and limit gauges. 6.2 The plate shall be placed on a panel and be inspected by using a ruler or a feeler gauge. During the inspection, any external force that will cause the plate deforming shall not be applied. 6.3 Under the conditions that the illuminance is 500lx and the sight distance is not less than 250mm, the plate shall be inspected visually. 6.8 The abrasion resistance of anodic oxide film shall be inspected by selecting the methods specified in GB/T 12967.1 or GB/T 12967.2 according to the evaluation method specified in 5.5.5. 6.9 The salt spray resistance shall be inspected according to the method specified in GB/T 2423.17. 6.10 The damp heat resistance shall be inspected according to the method specified in GB/T 2423.3. 6.11 The fungus resistance shall be inspected according to the method specified in GB/T 2423.16.

7 Inspection Rules

7.1 The plates shall not leave the factory until they pass the inspection by the manufacturer's inspection department. 7.2 The dimensions and appearance quality of the plates shall be inspected for acceptance according to the general inspection level II and acceptance quality level (AQL) 4.0 by adopting the “normal inspection double sampling plan” specified in GB/T 2828.1.

8 Packing, Transportation and Storage

8.1 Packing. Under normal transportation and preservation conditions, the package of the plate shall protect the plate against damages. 8.2 For the plates that are packed in a same packing unit (bag or box), their types, dimensions, material designations and contents shall be the same. 8.3 The product quality certificate shall be contained in the packing case. 8.4 The external surface of packing case (box or bag) shall be clearly indicated as follows. 8.5 During the process of transportation and storage, the plates shall be protected against damp, heavy pressure and crash; and shall not be contacted with acid, alkali and other corrosive materials as well as the harmful gas and solvent. The paper box (case) shall not be laid laterally or inversely. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.


      

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