GB/T 21440.2-2008Instrument for dam monitoring - Settlement gauge - Part 2: Electromagnetism type settlement gauge (English PDF)
大坝监测仪器 沉降仪 第2部分：电磁式沉降仪
This is a limited preview
Buy now to download the full PDF (15 pages)
Need quotation for your management?
Get a formal quotation for GB/T 21440.2-2008 in 30 minutes.
Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 17, 2008
Implementation date
October 1, 2008
Scope
GB/T 21440.2-2008 is the English-translated version of 大坝监测仪器 沉降仪 第2部分：电磁式沉降仪.
GB/T 21440.2-2008 is the Chinese standard "Instrument for dam monitoring - Settlement gauge - Part 2: Electromagnetism type settlement gauge".
Its scope clause reads: This section GB/T 21440 specifies the electromagnetic settlement gauge of terms and definitions, product classifications and composition, technical requirements, test methods, Inspection rules and signs, packaging, transportation, storage and so on.
This section applies to all types for the dam, slope, excavation and fill other engineering monitoring electromagnetic settlement gauge. Its clauses include terms and definitions; categories, composition and specifications.
Found what you need?
Document preview — GB/T 21440.2-2008
National Standard of the People's Republic of China
- ICS
- 07.060
- Classification
- P 10
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Categories, composition and specifications
1 Scope
This section GB/T 21440 specifies the electromagnetic settlement gauge of terms and definitions, product classifications and composition, technical requirements, test methods,
Inspection rules and signs, packaging, transportation, storage and so on.
This section applies to all types for the dam, slope, excavation and fill other engineering monitoring electromagnetic settlement gauge.
2 Normative references
The following documents contain provisions which, through reference GB/T 21440 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 9969.1 Instructions General Industrial Products
GB/T 50279 Standard for fundamental terms of geotechnical engineering
3 Terms and Definitions
GB/T 50279 and established the following terms and definitions apply to this part of the GB/T 21440 of.
3.1
By measuring probe after reading measured in vivo hoop (plate) or ring, from the settlement of the probe tube from the mouth of the measuring point is calculated elevation changes, into
The measuring point measured settlement instrument.
3.2
By measuring probe after reading measured in vivo hoop (board), the distance between the probe tube from the mouth of the settlement to calculate the elevation change that is the measuring point measuring point Shen
Drop electromagnetic settlement gauge (3.1).
3.3
Probe built with reed and measured settlement body is a permanent magnet ring electromagnetic settlement gauge (3.1).
4 Categories, composition and specifications
4.1 Classification
Electromagnetic oscillating magnetic settlement gauge points and Reed.
4.2 Composition
Electromagnetic settlement gauge consists of the probe, settling ring (plate), cable (including cable reel), measuring tape composition.
Note. Settlement ring (board) can be used as a stand-alone product, the technical requirements of this part of the standard provisions only briefly.
4.3 Specifications
Settlement ring size shall meet the requirements in Table 1.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
How to Download GB/T 21440.2-2008
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 21440.3-2008 — Instrument for dam monitoring - Settlement gauge - Part 3: Hydraulic pressure type settlement gauge
GB/T 21440.1-2008 — Instument for dam monitoring settlement gauge - Part 1: Hydraulic overflow settlement gauge
GB/T 10003-2026 — Biaxially oriented polypropylene (BOPP) film
Secure payment via Stripe
Payments accepted
GB/T 21440.2-2008
$85.00