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GB/T 42736-2023 English PDF

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US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 42736-2023: Heat-shrinkable semiconductive polyolefin sleeving
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 42736-2023	239	Add to Cart	3 days	Heat-shrinkable semiconductive polyolefin sleeving	Valid

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Basic data

Standard ID: GB/T 42736-2023 (GB/T42736-2023)
Description (Translated English): Heat-shrinkable semiconductive polyolefin sleeving
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K15
Classification of International Standard: 29.035.20
Word Count Estimation: 11,131
Date of Issue: 2023-05-23
Date of Implementation: 2023-12-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42736-2023: Heat-shrinkable semiconductive polyolefin sleeving

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 29:035:20 CCSK15 National Standards of People's Republic of China Semi-conductive polyolefin heat shrink tubing semiconductor, MOD) Released on 2023-05-23 2023-12-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Test conditions 1 5 Technical Requirements 1 5:1 General requirements 1 5:2 General requirements and performance requirements 1 6 Test method 2 6:1 Inner diameter, wall thickness and concentricity 2 6:2 Thermal Shock 3 6:3 Length change 3 6:4 Low temperature bendability 3 6:5 Tensile strength and elongation at break3 6:6 Secant modulus at 2% elongation3 6:7 Fluid resistance 3 6:8 Thermal aging 3 6:9 Volume resistivity3 6:10 Long-term thermal aging3 7 Inspection rule 3 7:1 Inspection classification 3 7:2 Inspection item 3 7:3 Batch rules and sampling plan 4 7:4 Judgment rule 5 8 Labeling, packaging, transportation and storage 5 8:1 Flag 5 8:2 Packaging 5 8:3 Transport and storage 5 Appendix A (Informative) Inner diameter and wall thickness 6 Table 1 Performance requirements 2 Table 2 Selection of fluid 2 Table 3 factory inspection 4 Table 4 Type inspection 4 Table A:1 Inner diameter and wall thickness (thin wall) 6 Table A:2 Inner diameter and wall thickness (middle wall) 6

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting: This document is modified to adopt IEC 60684-3-281:2010 "Insulated hoses Part 3: Specifications for various types of hoses Part 281: Half Conductive Polyolefin Heat Shrink Tubing": Compared with IEC 60684-3-281:2010, this document has made the following structural adjustments: --- Added Chapter 3 "Terms and Definitions"; ---Chapter 5 corresponds to Chapter 1, Chapter 5 and Table 1 and Table 2 of IEC 60684-3-281:2010, of which 5:1 corresponds to IEC 60684-3- 281:2010, the third paragraph to the sixth paragraph of Chapter 1, 5:2 corresponds to Chapter 5 of IEC 60684-3-281:2010; ---Chapter 6 corresponds to the test method in column 2 and the remarks in column 6 in Table 1 of IEC 60684-3-281:2010; ---7:4 The third paragraph corresponds to Chapter 6 of IEC 60684-3-283:2010; --- Deleted Chapter 3 of IEC 60684-3-283:2010; --- Added Chapter 7 "Inspection Rules" and Chapter 8 "Marking, Packaging, Transportation and Storage": The technical differences between this document and IEC 60684-3-281:2010 and their reasons are as follows: --- Deleted the seventh paragraph of Chapter 1 "For medium-voltage cable accessories, it must be verified in accordance with HD629 and IEC 60502 series standards "Electrical performance after assembly" to meet my country's national conditions and facilitate application; --- IEC 60502 (all parts), IEC 60757:1983 and HD629 referenced normatively have been deleted in order to conform to my country's national conditions and facilitate for application; ---Deleted "name", "description, IEC standard number, type, size, color" and "storage dimensional stability" related content, in order to comply with my country's national conditions, easy to apply; --- The normative reference document GB/T 2828:1-2012 (see 7:3) has been added to meet the technical conditions of our country and facilitate application; ---Replace IEC 60684-2:1997 Amd1:2003 Amd2:2005 with the normative reference GB/T 7113:2-2014 (see Chapter 6), the degree of consistency between the two documents is modified to meet the technical conditions of our country and facilitate application; --- Changed the "length change", changed "-10" to the minimum value; changed the "volume resistivity", changed the "minimum value" to "maximum Value" (see Table 1), in order to meet the technical conditions of our country and facilitate application; --- Increase the test temperature tolerance of "low temperature bendability" and the completion test time of "fluid resistance" (see 6:4 and 6:7) to meet I national conditions, easy to apply; --- Added "inspection rules" and "marking, packaging, transportation and storage" related content (see Chapter 7 and Chapter 8) to comply with my country's technical regulations pieces for easy application: The following editorial changes have been made to this document: --- In order to coordinate with existing standards, change the name of the standard to "Semiconductive Polyolefin Heat Shrinkable Tube"; --- The unit "K" is replaced by the unit "℃"; --- Changed the "wall thickness" in Appendix A to "minimum value after shrinkage": Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Electrical Equipment Industry Association: This document is under the jurisdiction of the National Standardization Technical Committee of Insulation Materials (SAC/TC51): This document is drafted by: Shenzhen Hongshang Material Technology Co:, Ltd:, Shenzhen Woer Nuclear Material Co:, Ltd:, Guangzhou Kaihengke Plastic Co:, Ltd:, Dalian United Polymer Materials Co:, Ltd:, Shenzhen Gongyin Electronic Materials Co:, Ltd:, Changchun Zhongke Yinghua Special Materials Co:, Ltd: Co:, Ltd:, Guilin Electrical Appliance Science Research Institute Co:, Ltd: The main drafters of this document: Zhai Yongai, Li Xiaoming, Hu Hui, Wang Rui, Mai Jiaxing, Wang Haibo, Wang Cheng, Zhong Xiaoguang, Ma Linquan, Li Yanqiang: Semi-conductive polyolefin heat shrink tubing

1 Scope

This document specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and storage: This document applies to semi-conductive polyolefin heat-shrinkable tubing with a nominal shrinkage ratio of 3:1 and a maximum service temperature of 100°C:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB 2536-2011 Unused mineral insulating oils for electrical fluid transformers and switches (IEC 60296:2003, MOD) Note: There is no technical difference between the referenced content of GB 2536-2011 and the referenced content of IEC 60296:2003: GB/T 2828:1-2012 Counting sampling inspection procedure Part 1: Batch-by-batch inspection sampling retrieved by acceptance quality limit (AQL) Plan (ISO 2859-1:1999, IDT) GB/T 7113:1-2014 Insulating hoses - Part 1: Definitions and general requirements (IEC 60684-1:2003, MOD) Note: There is no technical difference between the referenced content of GB/T 7113:1-2014 and the referenced content of IEC 60684-1:2003: GB/T 7113:2-2014 Insulating hoses - Part 2: Test methods (IEC 60684-2:2003, MOD)

3 Terms and Definitions

This document does not have terms and definitions that need to be defined:

4 Test conditions

In the absence of regulations, semi-conductive polyolefin heat-shrinkable tubes should be shrunk at:200°C ± 3°C in an oven with forced air circulation Test after 10min±1min:

5 Technical Requirements

5:1 General requirements Semiconductive polyolefin heat shrink tubing is divided into two types: Type A (thin wall) and Type B (medium wall), and the inner diameter of Type A (thin wall) usually does not exceed 195:0mm, the inner diameter of type B (middle wall) usually does not exceed 120:0mm: The color is generally black, see Appendix A for inner diameter and wall thickness, and can also be determined by The supply and demand sides negotiate to determine: In special application cases, the selection of materials should fully meet the performance requirements in the application, rather than just based on this document: 5:2 General and performance requirements In addition to the general requirements specified in GB/T 7113:1-2014, the semi-conductive polyolefin heat shrinkable tube should also meet the requirements of Table 1 and Table 2: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 42736-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 42736-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 42736-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 42736-2023_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.