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GB/T 27991-2011 English PDF

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US$299.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 27991-2011: Fundamental technical requirements for sediment measurement and particle size analysis instrument in open channel
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 27991-2011	299	Add to Cart	3 days	Fundamental technical requirements for sediment measurement and particle size analysis instrument in open channel	Valid

Similar standards

GB/T 27992.3 GB/T 27994 GB/T 27992.1

Basic data

Standard ID: GB/T 27991-2011 (GB/T27991-2011)
Description (Translated English): Fundamental technical requirements for sediment measurement and particle size analysis instrument in open channel
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N93
Classification of International Standard: 07.060
Word Count Estimation: 13,196
Date of Issue: 2011-12-30
Date of Implementation: 2012-06-01
Quoted Standard: GB/T 6005; GB/T 9359-2001; GB/T 18185-2000; GB/T 18522.6; GB/T 19677; GB/T 50095; SL 07-2006
Regulation (derived from): Announcement of Newly Approved National Standards No. 23 of 2011
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 tests and questions sediment particle analyzer (hereinafter referred to as the instrument) the terms and definitions, classification, technical requirements, test methods, inspection rules and signs, packaging, transportation, storage and other requirements. This standard applies to rivers, lakes, reservoirs, channels, and sediment tests and particle analysis instrument.

GB/T 27991-2011: Fundamental technical requirements for sediment measurement and particle size analysis instrument in open channel

---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.
Fundamental technical requirements for sediment measurement and particle size analysis instrument in open channel ICS 07.060 N93 National Standards of People's Republic of China Sediment tests and particle analysis instruments The basic technical conditions Issued on. 2011-12-30 2012-06-01 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. The standard proposed by the People's Republic of China Ministry of Water Resources. This standard by the National Standardization Technical Committee hydrological hydrological instruments Technical Committee (SAC/TC119/SC1) centralized. This standard was drafted. MWR hydrological instruments and geotechnical engineering Instrument Quality Supervision and Testing Center, Nanjing Automation Hydrological Institute Studies, Hydrology Bureau of the Yellow River Conservancy Commission. The main drafters of this standard. Li Gang, NIU Zhan, Lu Xu, Liu, Han Jie, Zhao Shen made. Sediment tests and particle analysis instruments The basic technical conditions

1 Scope

This standard specifies the test sediment and particle analysis instruments (hereinafter referred to as the instrument) terms and definitions, classifications, technical requirements, test Methods, inspection rules and signs, packaging, transportation, storage and other requirements. This standard applies to tests and sediment particles rivers, lakes, reservoirs, channels, and analysis instruments.

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 Test sieves - Metal wire cloth, perforated plate and electroformed sheet mesh GB/T 9359-2001 hydrological instruments environmental testing conditions and methods GB/T 18185-2000 hydrological instruments reliability technical requirements GB/T 18522.6 hydrologic instruments - Part 6. inspection rules and signs, packaging, transportation, storage and operation manual GB/T 19677 Terms and symbols for hydrological Instruments GB/T 50095 standard hydrological basic terminology and symbols SL07-20006 suspended sediment sampler

3 Terms and Definitions

Terms and definitions GB/T 19677 and GB/T 50095 apply to this document defined.

4 Requirements

4.1 Technical Data 4.1.1 Sediment sampling 4.1.1.1 suspended sediment sampler Suspended sediment sampler technical parameters required to execute SL07-2006 in Chapter 5. 4.1.1.2 load sediment sampler According to the structure principle is different, load sediment sampling can generally be divided into pressure sampler and frame (network type) sampler. As applicable to push Sediment particle size is different, can be divided into sandy and pebble bed load sampler categories. Differential pressure sampler suitable for sampling sand bed. box Type (network type) sampler suitable for gravel bedload samples. Load sediment sampling main technical parameters in Table 1. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 27991-2011_English be delivered?

Answer: Upon your order, we will start to translate GB/T 27991-2011_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 27991-2011_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 27991-2011_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.