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GB/T 39714.2-2020: Plastics - Polytetrafluoroethylene(PTFE)semi-finished products - Part 2: Preparation of test specimens and determination of properties
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Plastics - Polytetrafluoroethylene(PTFE)semi-finished products - Part 2: Preparation of test specimens and determination of properties
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GB/T 39714.2-2020
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Basic data | Standard ID | GB/T 39714.2-2020 (GB/T39714.2-2020) | | Description (Translated English) | Plastics - Polytetrafluoroethylene(PTFE)semi-finished products - Part 2: Preparation of test specimens and determination of properties | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G31 | | Classification of International Standard | 83.140.01 | | Word Count Estimation | 14,110 | | Date of Issue | 2020-12-14 | | Date of Implementation | 2021-07-01 | | Quoted Standard | GB/T 1033.1-2008; GB/T 1033.2-2010; GB/T 1040.2; GB/T 1040.3; GB/T 1408.1-2016; GB/T 1408.2; GB/T 2035; GB/T 2411; GB/T 3398.1; GB/T 6342; GB/T 39714.11; ISO 3611; ISO 22088-3; ISO 22088-4; ASTM D1389; ASTM E94; CIE 15; CIE 1931; CIE 1964 | | Adopted Standard | ISO 13000-2-2005, MOD | | Regulation (derived from) | National Standard Announcement No. 28 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | | Summary | This standard specifies the method for preparation and performance determination of PTFE semi-finished product samples. This standard applies to the sample preparation and performance determination of semi-finished PTFE products. | GB/T 39714.2-2020: Plastics - Polytetrafluoroethylene(PTFE)semi-finished products - Part 2: Preparation of test specimens and determination of properties
---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.
(Plastics-Polytetrafluoroethylene (PTFE) semi-finished products-Part 2: Sample preparation and performance determination)
ICS 83:140:01
G31
National Standards of People's Republic of China
Semi-finished plastic polytetrafluoroethylene (PTFE)
Part 2: Sample preparation and performance measurement
(ISO 13000-2:2005, MOD)
2020-12-14 release
2021-07-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Foreword
GB/T 39714 "plastic polytetrafluoroethylene (PTFE) semi-finished products" is divided into two parts:
---Part 1: Requirements and naming;
---Part 2: Sample preparation and performance measurement:
This part is Part 2 of GB/T 39714:
This section was drafted in accordance with the rules given in GB/T 1:1-2009:
This part adopts the redrafting method to amend and adopt ISO 13000-2:2005 "Plastic polytetrafluoroethylene (PTFE) semi-finished products Part 2
Sub: Sample Preparation and Performance Measurement:
Compared with ISO 13000-2:2005, this part has structural differences: The specific adjustments are as follows:
--- Added normative Appendix B (see Appendix B):
Compared with ISO 13000-2:2005, there are technical differences in this part: The terms of these differences have been passed on the outer margins:
The vertical single line (|) is marked: The main technical differences and their reasons are as follows:
---Regarding normative reference documents, this section has made adjustments with technical differences to adapt to my country's technical conditions and adjustments:
The situation is collectively reflected in Chapter 2 "Normative Reference Documents", and the specific adjustments are as follows:
● Replace ISO 1183 with GB/T 1033:1 equivalent to adopting international standards and GB/T 1033:2 modified to adopting international standards
(See 6:4);
● Replace ISO 527-2 with GB/T 1040:2, which is equivalent to the international standard (see 6:3:2);
● Replace ISO 527-3 with GB/T 1040:3, which is equivalent to the international standard (see 6:3:2);
● Replace IEC 60243-1 (see 6:8:1) with GB/T 1408:1 equivalent to the international standard;
● Replace IEC 60243-2 with GB/T 1408:2 equivalent to the international standard (see 6:8:1);
● Replace ISO 472 with GB/T 2035 which is equivalent to the international standard (see Chapter 3);
● Replace ISO 868 with GB/T 2411 which is equivalent to the international standard (see 6:9);
● Replace ISO 2039-1 with GB/T 3398:1 which is equivalent to the international standard (see 6:9);
● Replace ISO 1923 with GB/T 6342 equivalent to the international standard (see 6:2);
● Replace ISO 13000-1 (see Chapter 3) with GB/T 39714:1 modified to adopt international standards;
● Replace ISO 4599 with ISO 22088-3 (see 6:12);
● Replace ISO 4600 with ISO 22088-4 (see 6:12);
● Deleted ASTMD621-64 (see Chapter 2 of ISO 13000-2:2005);
--- Replace ISO 12086-1 with ISO 20568-1 (see Appendix A);
--- Replace ISO 12086-2 with ISO 20568-2 (see Appendix A);
---Added the reference standard content in Appendix A (see Appendix A [1]~[4]):
This part was proposed by the China Petroleum and Chemical Industry Federation:
This part is under the jurisdiction of the National Plastics Standardization Technical Committee (SAC/TC15):
Drafting organizations of this section: Shanghai Institute of Materials, Shanghai Plastics Research Institute Co:, Ltd:, Zhejiang Jiari Fluoroplastic Co:, Ltd:, Shanghai Shang
Fluorine Materials Co:, Ltd:, Zhonglan Chenguang Chengdu Inspection Technology Co:, Ltd:, Liaocheng Fluor New Material Technology Co:, Ltd:, Liaocheng University:
The main drafters of this section: Sun Dan, Zhong Qin, Yu Wengen, Wu Fangtao, Liu Lirong, Jin Shilei, Bi Jingli, Teng Mouyong, Shao Minmin, Hu Quanying,
Xia Zhong, Li Xiaohui:
Semi-finished plastic polytetrafluoroethylene (PTFE)
Part 2: Sample preparation and performance measurement
Warning - If possible, individuals who use this document should be familiar with routine laboratory operations: This document also does not mention all uses
In the process of safety issues, users should use appropriate safety and health measures and ensure compliance with legal requirements:
1 Scope
This part of GB/T 39714 specifies the method for preparation and performance determination of semi-finished polytetrafluoroethylene samples:
This section applies to sample preparation and performance determination of semi-finished PTFE products:
2 Normative references
The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article
Pieces: For undated references, the latest version (including all amendments) applies to this document:
GB/T 1033:1-2008 Determination of the density of plastic non-foam plastics Part 1: Immersion method, liquid pycnometer method and titration method
(GB/T 1033:1-2008, ISO 1183-1:2004, IDT)
GB/T 1033:2-2010 Determination of the density of plastic non-foam plastics Part 2: Density gradient column method (GB/T 1033:2-
2010, ISO 1183-2:2004, MOD)
GB/T 1040:2 Determination of tensile properties of plastics Part 2: Test conditions for molding and extrusion plastics (GB/T 1040:2-
2006, ISO 527-2:1993, IDT)
GB/T 1040:3 Determination of tensile properties of plastics Part 3: Test conditions for films and sheets (GB/T 1040:3-2006,
ISO 527-3:1995, IDT)
GB/T 1408:1-2016 Insulating material electric strength test method Part 1: Test under power frequency (GB/T 1408:1-
2016, IEC 60243-1:2013, IDT)
GB/T 1408:2 Insulating material electric strength test method Part 2: Additional requirements for applied DC voltage test
(GB/T 1408:2-2016, IEC 60243-2:2013, IDT)
GB/T 2035 Plastic Terms and Definitions (GB/T 2035-2008, ISO 472:1999, IDT)
GB/T 2411 Plastics and hard rubber use a durometer to determine the indentation hardness (Shore hardness) (GB/T 2411-2008, ISO 868:
2003, IDT)
GB/T 3398:1 Plastic Hardness Determination Part 1: Ball Indentation Method (GB/T 3398:1-2008, ISO 2039-1:2001,
IDT)
GB/T 6342 Determination of linear dimensions of foam plastics and rubber (GB/T 6342-1996, ISO 1923:1981, IDT)
GB/T 39714:1 Plastic polytetrafluoroethylene (PTFE) semi-finished products Part 1: Requirements and naming (GB/T 39714:1-
2020, ISO 13000-1:2005, MOD)
ISO 3611 Product Geometric Technical Specification Dimensional Measuring Equipment: Micrometer Design and Metrological Characteristics for External Measurement
(Geometricalproductspecifications(GPS)-Dimensionalmeasuringequipment:Micrometersforex-
ternalmeasurements-Designandmetrologicalcharacteristics)
ISO 22088-3 Plastics environmental stress cracking resistance (ESC) performance determination part 3: bending strip method (Plastics-Determi-
nationofresistancetoenvironmentalstresscracking(ESC)-Part 3:Bentstripmethod)
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