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JJG 473-2009 English PDF

US$419.00 · In stock
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JJG 473-2009: Verification Regulation of Casing Coupling Meter
Status: Valid

JJG 473: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JJG 473-2009English419 Add to Cart 3 days [Need to translate] Verification Regulation of Casing Coupling Meter Valid JJG 473-2009
JJG 473-1995English239 Add to Cart 2 days [Need to translate] Verification Regulation of Casing Coupling Meter Obsolete JJG 473-1995
JJG 473-1986EnglishRFQ ASK 3 days [Need to translate] Casing Coupling Meter Obsolete JJG 473-1986

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Basic data

Standard ID JJG 473-2009 (JJG473-2009)
Description (Translated English) Verification Regulation of Casing Coupling Meter
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A52
Classification of International Standard 17.040
Word Count Estimation 18,162
Date of Issue 2009-05-18
Date of Implementation 2009-11-18
Older Standard (superseded by this standard) JJG473-1995
Quoted Standard JJF 1001-1998; JJF 1094-2002; JJF 1130-2005
Regulation (derived from) AQSIQ Announcement No. 54 of 2009
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine
Summary This standard applies to measurement limit is greater than or equal to 600MM, measurement limit is less than or equal to 4500MM various specifications of casing foot initial verification, testing and use of follow-up inspection.

JJG 473-2009: Verification Regulation of Casing Coupling Meter

---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.
Verification Regulation of Casing Coupling Meter State verification procedures People's Republic of China Casing feet Posted 2009-05-18 2009-11-18 implementation The State Administration of Quality Supervision, Inspection and Quarantine released Casing feet verification procedures CasingCoupling Replacing JJG 473-1995 The regulations by the State Administration of Quality Supervision, Inspection and Quarantine approved on May 18, 2009, and from From November 18, 2009 into effect. NFP. National Engineering Geometrical Parameters Measurement Technology Committee Drafting. Tianjin Institute of Metrological Supervision Inspection Harbin eternal measuring instruments Ltd. Harbin Puli Sen Tools Co., Ltd. This procedure works commissioned by the National geometric parameter measurement technology committee responsible for the interpretation The drafters of the regulations. Liu Jiali (Tianjin Supervision and Inspection Institute of Metrology) Wang Xin Hang (Tianjin Supervision and Inspection Institute of Metrology) Sun Jianhua (Tianjin Supervision and Inspection Institute of Metrology) Yang Shumin (eternal Harbin Measuring Instruments Ltd.) Wang Jianwei (Puli Sen Harbin Measuring Tool Co., Ltd.)

table of Contents

1 Scope (1) 2. Referenced Documents (1) 3 Overview (1) 4 metering performance requirements (1) 4.1 probe radius of curvature (1) 4.2 Surface roughness probe (1) 4.3 calibration tube groove, reading and vernier index line width of the groove (2) The distance between the surface of the calibration tube reading index 4.4 scribing line reticle plane edge to (2) 4.5 calibration tube radial wobble sleeve (2) 4.6 calibration tube indexing error (2) 4.7 Indication error (2) 5 General Requirements (2) 5.1 Appearance (2) 5.2 Interaction of each part (3) 6 Control of measuring instruments (3) 6.1 Verification condition (3) 6.2 test items and test equipment (3) 6.3 Verification Methods (4) Processing 6.4 Verification Results (6) 6.5 test cycle (6) Appendix A foot sleeve indication error of measurement Uncertainty Evaluation (7) Appendix B calibration certificate and test results notice (within the page) format (11) Casing feet verification procedures

1 Scope

The order applies to all kinds of measurement limit is greater than or equal to 600mm, 4500mm measurement limit of less than or equal Specifications casing foot initial verification, subsequent verification and in-service inspection.

2 Citations

The regulations cited in the following documents. JJF1001-1998 common measurement terms and definitions JJF1094-2002 measuring instrument characteristics evaluation JJF1130-2005 geometric measurement equipment calibration Uncertainty Evaluation Guide When using this procedure, it should pay attention to using the currently valid version of the documents cited.

3 Overview

Casing is a ruler used to measure rail tankers, chemical tower tank and storage tank liquid horizontal size of special measuring tools, It can also be used to measure the internal dimensions of other large containers and large devices. Casing foot telescopic tube in the form of scale measurements within different size ranges. Common form is divided into two casing foot (Figure 1) and a three-foot tube (Figure 2) two. 1 two-foot tube 1,4 probe; 2- calibration tube; 3 - fastening screws; 5- casing; 6- calibration fixture nuts; 7- locator

4 metering performance requirements

4.1 probe radius of curvature The radius of curvature of not more than 25mm. 4.2 Surface roughness probe Probe surface roughness of not more than Ra0.4μm.

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