GB/T 13465.7-2009 English PDF

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GB/T 13465.7-2009: Test method of the rates of body weight gain and pore filling of impermeable graphite
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 13465.7-2009	189	Add to Cart	3 days	Test method of the rates of body weight gain and pore filling of impermeable graphite	Valid

Similar standards

GB/T 7996   GB/T 23711.2   GB/T 23711.3   GB/T 13465.1   GB/T 13465.10   GB/T 13465.12   

Basic data

Standard ID: GB/T 13465.7-2009 (GB/T13465.7-2009)
Description (Translated English): Test method of the rates of body weight gain and pore filling of impermeable graphite
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G94
Classification of International Standard: 71.120
Word Count Estimation: 8,836
Date of Issue: 2009-04-29
Date of Implementation: 2010-01-01
Adopted Standard: JIS R7222-1997, NEQ
Regulation (derived from): PRC National Standard Approval Announcement 2009 No.6 (Total No.146)
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
Summary: This standard specifies the detection of impervious graphite sample weight gain rate and filling rate used, test equipment, test procedures and results of calculations. This section applies to the determination of impervious graphite growth rate and filling rate.

GB/T 13465.7-2009: Test method of the rates of body weight gain and pore filling of impermeable graphite

---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 of the rates of body weight gain and porefilling of impermeable graphite ICS 71.120 G94 National Standards of People's Republic of China Impervious graphite growth rate and fill the hole test method Posted 2009-04-29 2010-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This section corresponds to the Japanese Industrial Standard JISR7222.1997 "Physical testing high-purity graphite material", and this section JISR7222.1997 is non-equivalent. This section referring JISR7222.1997 in true specific gravity and bulk density of the terms and definitions of impervious graphite weight gain and fill porosity The term made definitions. This part is proposed by the China Petroleum and Chemical Industry Association. This part of the National Non-metallic chemical equipment Standardization Technical Committee centralized. This section is drafted. Tianhua Chemical Machinery and Automation Research and Design Institute, Shanghai Carbone Lorraine Chemical Equipment Co., Ltd., Nantong Jingtong Graphite Equipment Co., Ltd., Nantong dawn graphite heat exchanger plant, Liaoyang Carbon Co., Ltd., Shenzhen City days for Graphite Products Co., Ltd., Nantong three Xin Carbon Graphite Equipment Co., Ltd. The main drafters of this section. Zhou Jie, Zhou Tianxi, Chen Hanming, Huang Jian, Yao Xiaonan, Zhan Province, Qian Wei soldiers. Impervious graphite growth rate and fill the hole test method

1 Scope

GB/T 13465 in the provisions of this part of the detection impermeable graphite sample rate of weight gain and fill porosity used, test equipment, test procedures And the results of calculation methods. This section applies to the determination of impervious graphite weight gain and fill porosity.

2 Normative references

The following documents contain provisions which, through reference GB/T 13465 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 13465.1 mechanical properties of impermeable graphite General Test Methods YB/T 119 Determination of bulk density of carbon material YB/T 908 Determination of carbon materials Porosity

3 Terms and Definitions

GB/T 13465.1 and established the following terms and definitions apply to this section. 3.1 As a percentage ratio of quality and quality impregnated graphite material before the resin impregnated graphite material after. 3.2 It is the product of the ratio of the graphite material bulk density and impervious graphite growth rate of the product and the resin density and porosity of the graphite material of percentage.

4 instruments and equipment

Instruments and equipment in line with GB/T 13465.1 of the relevant provisions, shall meet the following requirements. a) industrial scale. 0g ~ 200g, a sense of the amount of 0.01g; b) Micrometer. 0mm ~ 25mm, 100mm ~ 125mm, dividing the value of 0.01mm; c) electric oven. 0 ℃ ~ 150 ℃; d) dryer.

5 Sample

5.1 Sampling and sample preparation according to GB/T 13465.1 of the relevant provisions. 5.2 impervious graphite growth rate and the rate of fill in the blank sample size.  (45mm ± 0.12mm) × (45mm ± 0.12mm). 5.3 specimen surface roughness R Rao ≤3.2μm, open-air construction sample preparation facilities should be set up weatherproof. 5.4 specimen surface should be free of cracks, delamination and other defects affect the test results. 5.5 each sample at least five. ......

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