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GB/T 23259-2009 English PDF

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US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23259-2009: Sight glass for pressure vessels
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23259-2009	209	Add to Cart	3 days	Sight glass for pressure vessels	Valid

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Basic data

Standard ID: GB/T 23259-2009 (GB/T23259-2009)
Description (Translated English): Sight glass for pressure vessels
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q34
Classification of International Standard: 81.040.30
Word Count Estimation: 9,944
Date of Issue: 2009-03-09
Date of Implementation: 2009-11-05
Quoted Standard: GB/T 1216; GB/T 1219; GB/T 5137.2; GB/T 6580; GB/T 6581; GB/T 6582; GB/T 16920; HG 20660; JC/T 676
Regulation (derived from): National Standard Approval Announcement 2009 No.2 (Total No.142)
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 mark endoscopic glass pressure vessel, material, technical requirements, test methods, inspection rules, signs, packaging and storage. This standard applies to working temperature does not exceed 280��C, work pressure lower than 6. 4MPa of pressure vessels, circular borosilicate glass made ??by tempering process (hereinafter referred to as the mirror glass). This standard does not apply, as the mirror glass for use in medium toxicity HG 20660 requirements extremely hazardous and highly hazardous pressure vessel.

GB/T 23259-2009: Sight glass for pressure vessels

---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.
Sight glass for pressure vessels ICS 81.040.30 Q34 National Standards of People's Republic of China View mirror glass pressure vessels Posted 2009-03-09 2009-11-05 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard and DIN7080-1999 "pressure round steel borosilicate glass unrestricted use at low temperatures," the degree of non-conformity Equivalent. Appendix A of this standard is an informative annex. The standard proposed by China Building Materials Federation. The industry standard by the National Standardization Technical Committee special glass and glass (SAC/TC447) centralized. This standard is drafted by. China Building Materials Science Research Institute, China Building Materials Inspection and Certification Center. Participated in the drafting of this standard. Huzhou days CO., LTD. The main drafters of this standard. Wang Rui, Shixin Yong, Han Song, Song Weirong, Jia Xiang Tao, Zu Chengkui, Sunyun Rong, Zhao Wei, Qiu Juan, Wang Jing Jing, Liu Yonghua. This standard is the first release. View mirror glass pressure vessels

1 Scope

This standard specifies the mark, as the mirror glass pressure vessels, materials, technical requirements, test methods, inspection rules, marking, packaging and storage. This standard applies to working temperature does not exceed 280 ℃, working pressure is lower than 6.4MPa of pressure vessels, process made by steel Round borosilicate glass (hereinafter referred to as the mirror glass). Mirrors Glass This standard does not apply to use in medium toxicity HG20660 predetermined extremely hazardous and highly hazardous pressure vessel.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 1216 outside micrometer GB/T 1219 indicator GB/T 5137.2 automotive safety glass optical performance test method (GB/T 5137.2-2002, ISO 3538.1999, Roadve- hicles-Safetyglazingmaterials-Testmethodsforopticalproperties, EQV) GB/T 6580 Glass - Resistance to boiling aqueous solution of mixed alkali erosion resistance test methods and classification (GB/T 6580-1997, eqvISO 695.1991) GB/T 6581 glass at 100 ℃ resistance to hydrochloric acid attack by flame atomic absorption or emission spectroscopy Absorption Spectrometry (GB/T 6581-1986, eqvISO 1776.1991) GB/T 6582 at 98 ℃ water resistance of glass particles - Test method and classification (GB/T 6582-1997, eqvISO 719. 1985) Determination of GB/T 16920 glass average linear thermal expansion coefficient HG20660 pressure vessel chemical toxic hazards and explosion hazard degree of media classification Strength test methods JC/T 676 curved glass

3 Mark

Each piece of glass should be printed on the product tag. Marking method. GB/T ×××× - Standard ××× × Depending on the diameter of mirror glass ××  View mirror glass thickness  ××  Mirrors Glass Maximum operating pressure GB/T 23259-100 × 20-2.5 Note. For working pressure different diameters and thicknesses view mirror glass (not more than 4MPa) See Appendix A.

4 Material

View mirror glass is borosilicate glass, and shall meet the following requirements. 4.1 of GB/T 16920 Determination of average linear expansion coefficient of 20 ℃ to 300 ℃ should be no greater than 5.5 × 10-6/℃. 4.2 Water resistance should meet the GB/T 6582 HGB in claim 1. 4.3 according to GB/T 6581 Determination of sodium oxide (Na2O) precipitation amount should not exceed 100μg/dm 2. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23259-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23259-2009_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 23259-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23259-2009_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.