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GB/T 7988-2013 English PDF

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Q: Should I purchase the latest version GB/T 7988-2013?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7988-2013 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.

US$519.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 7988-2013: Vitreous and porcelain enamels -- Determination of resistance to alkaline liquids
Status: Obsolete

GB/T 7988: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 7988-2013	519	Add to Cart	3 days	Vitreous and porcelain enamels -- Determination of resistance to alkaline liquids	Obsolete
GB/T 7988-2002	399	Add to Cart	3 days	Vitreous and porcelain enamels -- Determination of resistance to hot sodium hydroxide	Obsolete
GB/T 7988-1987	199	Add to Cart	2 days	Determination of resistance to hot sodium hydroxide of vitreous enamel	Obsolete

Similar standards

GB/T 7996 GB/T 23711.3 GB/T 23711.4 GB/T 7991.10 GB/T 7994.3 GB/T 7991.1

Basic data

Standard ID: GB/T 7988-2013 (GB/T7988-2013)
Description (Translated English): Vitreous and porcelain enamels -- Determination of resistance to alkaline liquids
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G94
Classification of International Standard: 71.120; 25.220.50
Word Count Estimation: 12,154
Older Standard (superseded by this standard): GB/T 7988-2002
Quoted Standard: GB/T 629; GB/T 678; GB/T 6031; GB/T 6682; GB/T 12806; GB/T 20878; HG/T 3105
Regulation (derived from): National Standards Bulletin 2013 No. 27
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 test device and method for alkali-resistant glass-lined flat specimen was measured corrosion. This standard applies to the determination of the alkali resistance of vitreous enamel solution corrosion.

GB/T 7988-2013: Vitreous and porcelain enamels -- Determination of resistance to alkaline liquids

---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.
Viterous and porcelain enamels. Determination of resistance to alkaline liquids ICS 71.120; 25.220.50 G94 National Standards of People's Republic of China Replacing GB/T 7988-2002 Enamels Determination of alkali resistance solution Corrosion Issued on. 2013-12-31 2014-10-01 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 7988-2002 "Determination enamels Corrosion resistant sodium hydroxide solution." And GB/T 7988- Compared to 2002, the main technical changes are as follows. --- Increased determination enamels resistant to other alkaline solution corrosion; --- Material for holding the test solution cylindrical vessel modify S31668; --- Increasing the specimen calculation basis of the total weight loss and corrosion rate. The reference to the standard ISO 28706-4.2008 "Determination of resistance to chemical attack enamel lining of Part 4 of the cylindrical container Alkali Erosion Measurement "solution. The standard proposed by China Petroleum and Chemical Industry Association. The standard glass-lined equipment by the National Standardization Technical Committee (SAC/TC72) centralized. This standard was drafted. Changshu Huamao Chemical Equipment Co., Ltd., Ningbo Mingxin Chemical Machinery Co., Ltd., Jiangyin Silicon Cape enamel Ltd., the chemical industry of non-metallic materials and equipment for Quality Supervision and Inspection Center. The main drafters of this standard. Ji Yongxiang, Ye Qing, Li Xuemei, Zhang Nan, Pang Zhen Song, Sang Lin Chun. This standard replaces the standards previously issued as follows. --- GB/T 7988-1987, GB/T 7988-2002. Enamels Determination of alkali resistance solution Corrosion

1 Scope

This standard specifies the test apparatus and method for glass-lined plate specimen Alkali corrosion measurement solution. This standard applies to the determination of alkali-resistant enamels solution corrosion.

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. GB/T 629 chemical reagent sodium hydroxide GB/T 678 chemical reagent alcohol (ethanol) GB/T 6031 Determination of vulcanized rubber or thermoplastic rubber hardness (10 ~ 100IRHD) Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 12806 Laboratory glassware single marking flask GB/T 20878 stainless steel and heat-resistant steel grades and chemical composition Preparation of HG/T 3105 glass-lined steel specimens Principle 3 The glass-lined surface immersed in a certain concentration, the alkaline solution after a certain time of a certain temperature, measuring the mass loss of the samples, and the calculation unit Corrosion mass loss rate and bit of area.

4 Reagents

4.1 Overview Unless otherwise specified, the test procedure is only allowed to use proven analytical grade reagents. 4.2 Distilled water Test shall comply with distilled water three purity GB/T 6682 provisions of distilled water. 4.3 acetic acid solution Test equipment for cleaning and sample concentration of 50mL/L. 4.4 neutral detergent Used to clean grease and dirt surface of the specimen. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 7988-2013_English be delivered?

Answer: Upon your order, we will start to translate GB/T 7988-2013_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 7988-2013_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 7988-2013_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 7988-2013?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 7988-2013 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.