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GB/T 41794-2022 English PDF

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US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 41794-2022: Geosynthetics - Evaluation of stress crack resistance of polyolefin geomembranes - Notched constant tensile load method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 41794-2022	189	Add to Cart	3 days	Geosynthetics - Evaluation of stress crack resistance of polyolefin geomembranes - Notched constant tensile load method	Valid

Similar standards

GB/T 41791 GB/T 41792 GB/T 40933

Basic data

Standard ID: GB/T 41794-2022 (GB/T41794-2022)
Description (Translated English): Geosynthetics - Evaluation of stress crack resistance of polyolefin geomembranes - Notched constant tensile load method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G33
Classification of International Standard: 83.140.10
Word Count Estimation: 10,179
Date of Issue: 2022-10-14
Date of Implementation: 2023-05-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 41794-2022: Geosynthetics - Evaluation of stress crack resistance of polyolefin geomembranes - Notched constant tensile load method

---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.
Geosynthetics -- Evaluation of stress crack resistance of polyolefin geomembranes -- Notched constant tensile load method ICS 83.140.10 CCSG33 National Standards of People's Republic of China Geosynthetic Polyolefin Geomembrane Stress Resistant Evaluation of Cracking Properties Notch Constant Tensile Loading Method Published on 2022-10-12 2023-05-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration

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 of Standardization Documents" drafted. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by China National Light Industry Federation. This document is under the jurisdiction of the National Standardization Technical Committee of Plastic Products (SAC/TC48). This document is drafted by. Sinopec (Beijing) Chemical Research Institute Co., Ltd., Hongxiang New Materials Co., Ltd., Anhui Parkson Packaging Materials Co., Ltd., Nanchang Tiangao Environmental Protection Technology Co., Ltd., Shanghai Yingfan Engineering Materials Co., Ltd., Shandong Lude New Materials Co., Ltd. Co., Ltd., Shandong Tianhai New Material Engineering Co., Ltd., Zhengzhou Vocational College of Finance, Taxation and Finance, Haoyang Environment Co., Ltd., Huadun Snowflake Plastics (Gu'an) Co., Ltd., Jiangsu Jinba Environmental Technology Co., Ltd., Yizheng Shengli Waterproof and Drainage Materials Co., Ltd., Tai'an Jialutonggong Cheng Materials Co., Ltd., Beijing Zhonghuanke Environment Co., Ltd., Zhejiang Tianpeng New Materials Co., Ltd., Shandong Xintianhe Plastic Co., Ltd. The main drafters of this document. Wu Peng, Liu Haowu, Liu Jiaqi, Zhu Tiange, An Guofeng, He Yong, Liang Xunmei, Zhe Dongmei, Xu Zhun, Xiao Huachun, Li Hongzhen, Liu Bingwei, Chen Ximing, Zhao Baoping, Liu Wenfeng, Zhang Baoli, Zhao Gang, Gao Fu, Fu Weidong. Geosynthetic Polyolefin Geomembrane Stress Resistant Evaluation of Cracking Properties Notch Constant Tensile Loading Method

1 Scope

This document specifies the method for evaluating the stress cracking resistance of polyolefin geomembranes (hereinafter referred to as "geomembrane") using the notch constant tensile load method. testing method. This document is applicable to the evaluation of stress cracking resistance of geomembranes produced with polyolefin resin as raw material and adding various additives. Book The document is also applicable to the evaluation of the stress cracking resistance of resins for polyolefin geomembranes.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 1040.3 Determination of Tensile Properties of Plastics Part 3.Test Conditions for Films and Sheets GB/T 2035 Plastic Terms and Definitions GB/T 6672 Plastic Film and Sheet Thickness Determination Mechanical Measurement Method GB/T 9352 Compression molding of plastic thermoplastic material samples GB/T 13760 Geosynthetics Sampling and Sample Preparation GB/T 17643 Geosynthetic Polyethylene Geomembrane

3 Terms and Definitions

The terms and definitions defined in GB/T 2035 and GB/T 17643 and the following terms and definitions apply to this document. 3.1 A constant tensile stress is applied to the specimen with a certain depth of cut until the specimen fails or the specified time is reached. Note. Notch constant tensile load test, referred to as NCTL test.

4 Principles

Cut a dumbbell-shaped sample from the geomembrane, make an incision in the narrow and parallel middle of the sample, and make the remaining thickness of the sample reach the specified value. perpendicular to the length of the sample. A constant tension is applied to the specimen in an aqueous surfactant solution at a specified temperature until fracture or specified During this time, record the time or the number of fractures of the specimen.

5 Equipment and reagents

5.1 Stress crack tester The stress cracking tester is mainly composed of a box with built-in heating and water circulation device, a sample holder, a timer, a lever and a counterweight, as shown in Figure 1. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 41794-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 41794-2022_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 41794-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 41794-2022_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.