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GB/T 4738-2015 English PDF

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Q: Should I purchase the latest version GB/T 4738-2015?

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US$129.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 4738-2015: Test method for acid, alkaline resistance for ceramic materials of daily use
Status: Valid

GB/T 4738: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4738-2015	129	Add to Cart	3 days	Test method for acid, alkaline resistance for ceramic materials of daily use	Valid
GB/T 4738.1-1984	239	Add to Cart	2 days	Standard test method for acid, alkaline resistance for ceramic materials of daily use (lump test method)	Obsolete

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Basic data

Standard ID: GB/T 4738-2015 (GB/T4738-2015)
Description (Translated English): Test method for acid, alkaline resistance for ceramic materials of daily use
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y24
Classification of International Standard: 81.060.20
Word Count Estimation: 6,643
Date of Issue: 2015-07-03
Date of Implementation: 2016-02-01
Older Standard (superseded by this standard): GB/T 4738.1-1984; GB/T 4738.2-1984
Quoted Standard: GB/T 6005-2008
Regulation (derived from): National Standard Announcement 2015 No.22
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 ceramic materials of daily acid resistance measurement method call performance. This Standard applies to glazed, unglazed ceramic products for daily use, it does not apply to the determination of glazed ceramic ware acid and alkali resistance.

GB/T 4738-2015: Test method for acid, alkaline resistance for ceramic materials of daily use

---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 acid, alkaline resistance for ceramic materials of daily use ICS 81.060.20 Y24 National Standards of People's Republic of China Replacing GB/T 4738.1-1984, GB/T 4738.2-1984 Ceramic materials of daily acid, alkali resistance measurement method Issued on. 2015-07-03 2016-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 4738.1-1984 "ceramic materials of daily acid and alkali performance measurement method (block method)" and GB/T 4738.2- 1984 "ceramic materials of daily acid and alkali performance measurement method (particle method)." This standard GB/T 4738.2-1984 based, integrated Part of GB/T 4738.1-1984, compared with GB/T 4738.2-1984 main technical changes are as follows. --- Modify the scope of the standard (see Chapter 1); --- Modify the standard principle (see Chapter 3, Chapter 1, 1984 edition); --- Modifies the concentrated sulfuric acid is sulfuric acid solution (10%) (see 41, 1984, version 3.1.); --- Modify the sample filtering (see 58, 1984 version 2.9.); --- Modify the sample after etching using a cleaning liquid indicator (see 751, 752, 1984 edition of 5.5.1,5.5.2...); --- Modified after etching sample drying apparatus (see 7.6, 1984 edition 5.6). The standard proposed by China National Light Industry Council. This standard by the national daily-use ceramics Standardization Technical Committee (SAC/TC405) centralized. This standard was drafted. People's Republic of China Exit Inspection and Quarantine Chaozhou, Guangdong Fengxi Ceramics Industry Research Institute, Shandong Zibo Huaguangtaoci technological and cultural Ltd. of Guangdong Stone Group Co., ceramics Chaozhou Rongchang Industrial Co., Ltd., Guangdong East Noble Group Ltd., Guangdong Chun Sheng Ceramics Co., Ltd. Chaozhou City, Guangdong influx of energy-saving technology advisory services center. The main drafters of this standard. Chenpeng Bin, Qiu Wei Zhi, Li Xiaoliang, IRON Chenren Hua, Cai Zhenfeng, Huang Yuexi, Dennis book, Zeng light, Huang Zhenhao. This standard replaces the previous version published case. --- GB/T 4738.1-1984, GB/T 4738.2-1984. Ceramic materials of daily acid, alkali resistance measurement method

1 Scope

This standard specifies the method for determination of ceramic materials of daily acid and alkali resistance. This standard applies to glazed, unglazed ceramic products for daily use, it does not apply to the determination of glazed ceramic ware acid and alkali resistance.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Basic dimensions GB/T 6005-2008 Test sieves - Metal wire cloth, perforated plate and electroformed sheet mesh Principle 3 Prescribed method of preparing a sample in sulfuric acid solution (10%) or sodium hydroxide solution (10%) medium boil 1h, after etching the sample quality And the percentage ratio of the initial mass of the sample, that is, ceramic materials of daily acid (base) degrees.

4 Reagents

Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. 4.1 sulfuric acid solution (10%) Amount of concentrated sulfuric acid 58mL, slowly inject approximately 700mL of water, cooled and diluted to 1000mL. 4.2 sodium hydroxide solution (10%) Weigh 100g of sodium hydroxide, dissolved in water and diluted to 1000mL. 4.3 phenolphthalein indicator (10g/L) Weigh 1g phenolphthalein dissolved in ethanol (95%), diluted to 100mL with ethanol (95%). 4.4 methyl orange indicator (1g/L) Weigh 0.1g of methyl orange, soluble in water at 70 ℃, cooled, diluted to 100mL. 5. Apparatus 5.1 Balance. dividing the value of 0.0001g. 5.2 electric oven. capable of temperature control (110 ± 5) ℃. 5.3 Adjustable furnace. maximum power 1000W. 5.4 Serpentine condenser. Length 300mm ~ 500mm. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 4738-2015_English be delivered?

Answer: Upon your order, we will start to translate GB/T 4738-2015_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 4738-2015_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 4738-2015_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.

Question 5: Should I purchase the latest version GB/T 4738-2015?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 4738-2015 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.