GB/T 32991-2016 English PDF

US$119.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 32991-2016: Test method for density uniformity of mineral wool for thermal insulation
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 32991-2016	119	Add to Cart	2 days	Test method for density uniformity of mineral wool for thermal insulation	Valid

Similar standards

GB/T 33001   GB/T 31435   GB/T 32382   GB/T 32983   GB/T 32983   

Basic data

Standard ID: GB/T 32991-2016 (GB/T32991-2016)
Description (Translated English): Test method for density uniformity of mineral wool for thermal insulation
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q25
Classification of International Standard: 91.100.60
Word Count Estimation: 6,623
Date of Issue: 2016-10-13
Date of Implementation: 2017-09-01
Regulation (derived from): National Standard Notice No.1716 of 2016
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 32991-2016: Test method for density uniformity of mineral wool for thermal insulation

---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.
Test method for density uniformity of mineral wool for thermal insulation ICS 91.100.60 Q25 National Standards of People's Republic of China Standard Test Method for Density Uniformity of Mineral Cotton Thermal Insulation Materials 2016-10-13 released 2017-09-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the China Building Materials Federation. This standard is nationalized by the National Standardization Technical Committee for Thermal Insulation (SAC/TC191). The drafting of this standard. Nanjing Glass Fiber Research and Design Institute Co., Ltd., Jin Fulai Si (Shanghai) Insulation Materials Co., Ltd., Hebei gold Granville New Building Materials Co., Ltd., the national glass fiber product quality supervision and inspection center. The main drafters of this standard. Cui Jun, Chen Lixuan, Li Junguang, Jiang Pengfei, Kang Ming, Gao Yongtao, Chen Lihua, Yang Chao Standard Test Method for Density Uniformity of Mineral Cotton Thermal Insulation Materials

1 Scope

This standard specifies the terminology and definition of the test method for density uniformity of mineral wool insulation materials, principles, apparatus, sample, test procedure, knot Fruit calculation and test report. This standard applies to glass wool, rock wool, slag cotton, aluminum silicate and other mineral wool insulation materials products. Other density uniformity requirements Materials may also refer to the use of this standard.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Thermal insulation materials and related terms GB/T 4132 Test methods for mineral wool and its products GB/T

3 terms and definitions

GB/T 4132 Definitions and the following terms and definitions apply to this document. 3.1 Maximum surface density deviation value maximumdifferenceofarealdensity The sample is cut to a specified number of small pieces, all the small pieces of the sample surface density and the bulk sample surface density deviation of the maximum value to kg/m2. 3.2 Maximum surface density deviation rate maximumarealdensitydifferencerate The ratio of the maximum density deviation to the bulk density of the sample is expressed as a percentage. 3.3 Density uniformity densityuninformity Indicates the uniformity of the density distribution, expressed as the maximum surface density deviation or the maximum surface density deviation.

4 principle

Measure the surface density of the bulk sample. The whole sample is cut into a predetermined number of specimens, and the surface density of each specimen is measured. Calculation Maximum surface density deviation and/or maximum surface density deviation.

5 instruments

5.1 steel ruler, scale value of not less than 1mm. 5.2 balance, the scale value of not less than 1g. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 32991-2016_English be delivered?

Answer: Upon your order, we will start to translate GB/T 32991-2016_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 32991-2016_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 32991-2016_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.