FZ/T 01139-2017 English PDFUS$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. FZ/T 01139-2017: Textiles-Test method of the anti-microwave performance- Rectangle waveguide tubing method Status: Valid
Basic dataStandard ID: FZ/T 01139-2017 (FZ/T01139-2017)Description (Translated English): Textiles-Test method of the anti-microwave performance- Rectangle waveguide tubing method Sector / Industry: Spinning & Textile Industry Standard (Recommended) Classification of Chinese Standard: W10 Word Count Estimation: 8,852 Date of Issue: 2017-04-12 Date of Implementation: 2017-10-01 Issuing agency(ies): Ministry of Industry and Information Technology of the People's Republic of China Summary: This standard specifies test methods for the determination of textile anti-microwave (0.32GHz�C26.8GHz) performance using a rectangular waveguide method. FZ/T 01139-2017: Textiles-Test method of the anti-microwave performance- Rectangle waveguide tubing 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. (Textiles - Microwave test methods - Rectangular waveguide method) ICS 59.080.30 W04 People's Republic of China textile industry standards Textile anti-microwave performance test methods Rectangular waveguide method 2017-04-21 released 2017-10-01 implementation Ministry of Industry and Information Technology of the People's Republic of China ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the China Textile Industry Federation. This standard by the National Standardization Technical Committee Textile Standard Technical Committee (SAC/TC209/SC1) centralized. This standard was drafted unit. Jiangsu Province Textile Products Quality Supervision, Inspection and Research Institute, Xi'an University of Engineering, Donghua University, Wenzhou Rong Textile Instrument Co., Ltd., China Textile Standard Test Certification Co., Ltd. The main drafters of this standard. Zhang Zhaohuan, Daiyou Gang, Yu Jianyong, Yang Jian, Sun Runjun, Zhang Mengsheng. Textile anti-microwave performance test methods Rectangular waveguide method Safety Warning --- According to this standard testing of textile anti-microwave performance, the operator should be trained and authorized to be familiar with operating procedures and testing To prevent microwave leakage.1 ScopeThis standard specifies the use of rectangular waveguide method for testing textile anti-microwave (0.32GHz ~ 26.7GHz) performance test methods. This standard applies to all types of fabrics.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 6529 Textiles conditioning and testing standard atmosphere GB/T 11450.2-1989 Hollow metal waveguides - Part 2. Relevant specifications for ordinary rectangular waveguides3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Transmissivity The microwave power transmitted through the sample as a percentage of the power of the source microwave. 3.2 Insertion loss insertionLoss The loss of load power occurring somewhere in the microwave transmission system due to the insertion of the component, which is expressed as the load on the component after insertion The received power is the ratio of the power received on the same load before insertion of the component in decibels. 3.3 Reflectivity reflectivity The microwave power reflected by the sample as a percentage of the power of the source microwave. 3.4 Return loss returnLoss Return loss, also known as reflection loss, is due to impedance mismatch in the microwave transmission system, which is reflected as reflected power The ratio of incident power in decibels. 3.5 Absorptivity absorptivity The microwave power absorbed by the sample as a percentage of the power of the source microwave. 3.6 Microwave shielding effectiveness shieldingeffectivenessofmicrowaveradiation At the same point, there is no ratio of the microwave power in the presence of a shield to the microwave power in decibels in the presence of a shield, which characterizes the screen ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of FZ/T 01139-2017_English be delivered?Answer: Upon your order, we will start to translate FZ/T 01139-2017_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 FZ/T 01139-2017_English with my colleagues?Answer: Yes. The purchased PDF of FZ/T 01139-2017_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+ countriesQuestion 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. |
