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JJG 1018-2007 English PDF

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Q: Should I purchase the latest version JJG 1018-2007?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JJG 1018-2007 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$629.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJG 1018-2007: Verification Regulation of Standard Hydrophones in the Frequency Range 1Hz to 2kHz
Status: Valid

JJG 1018: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJG 1018-2007	629	Add to Cart	5 days	Verification Regulation of Standard Hydrophones in the Frequency Range 1Hz to 2kHz	Valid
JJG 1018-1990	RFQ	ASK	3 days	Standard Method for using the Potassium (Silver)Dichromate Dosimeter to Measure γ-ray Absorbed Dose in Water	Obsolete

Similar standards

GB/T 3222.2 GB/T 3222.1 JJG 188 JJG 1190 JJF 2012 JJF 1934

Basic data

Standard ID: JJG 1018-2007 (JJG1018-2007)
Description (Translated English): Verification Regulation of Standard Hydrophones in the Frequency Range 1Hz to 2kHz
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A59
Classification of International Standard: 17.140
Word Count Estimation: 24,261
Date of Issue: 2007-02-28
Date of Implementation: 2007-05-28
Quoted Standard: AQSIQ Announcement No. 41 of 2007
Regulation (derived from): AQSIQ Announcement No. 41 of 2007
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine
Summary: This standard applies to the frequency range 1Hz ~ 1kHz standard hydrophone initial verification, testing and use of follow-up inspection.

JJG 1018-2007: Verification Regulation of Standard Hydrophones in the Frequency Range 1Hz to 2kHz

---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 Standard Hydrophones in the Frequency Range 1Hz to 2kHz State verification procedures People's Republic of China 1Hz ~ 2kHz standard hydrophone 1Hzto2kHz Posted 2007-02-28 2007-05-28 implementation The State Administration of Quality Supervision, Inspection and Quarantine released 1Hz ~ 2kHz standard hydrophone Verification Regulation 1Hzto2kHz The regulations by the State Administration of Quality Supervision, Inspection and Quarantine, 2007 February 28 ratification and From May 28, 2007 into effect. Focal point. the National Committee of the acoustic measurement technology The main drafting units. China Shipbuilding Industry Corporation seventh fifteen Institute Participated in the drafting unit. Institute of Acoustics China Testing Technology Research Institute The measurement procedure commissioned the National Technical Committee is responsible for interpreting acoustics The main drafters of this procedure. Zhao Han (China Shipbuilding Industry Corporation seventh fifteen Institute) Fee Teng (China Shipbuilding Industry Corporation seventh fifteen Institute) Royce Yuen (China Shipbuilding Industry Corporation seventh fifteen Institute) Drafters participate. Zhu Hou Qing (Institute of Acoustics) Suppliers Guohua (China Testing Technology Research Institute)

1 Scope (1) 2. Referenced Documents (1) 3 terminology and units of measurement (1) 3.1 hydrophone open-circuit voltage (1) 3.2 hydrophone pressure sensitivity (1) 3.3 sound pressure sensitivity level (1) Liquid column vibration 3.4 (2) 3.5 Piezoelectric compensation chamber (2) 4 Overview (2) 5 metering performance requirements (2) 5.1 of the work (2) 5.2 Sound pressure sensitivity [level] (2) 5.3 Sound pressure level Sensitivity Frequency Response (2) 6 General Requirements (2) 6.1 General Requirements (2) 6.2 Materials and Structures (2) 6.3 mark and factory calibration data (3) 7 control of measuring instruments (3) 7.1 test conditions (3) 7.2 Verification Project (4) 7.3 Verification Methods (5) 7.4 Verification Results Processing (9) 7.5 test cycle (9) Appendix A piezoelectric transducer characteristic compensator constant Kc measuring method (10) Appendix B calibration certificate and test results of notice-page format (12) Appendix C Measurement Uncertainty instance (14) 1Hz ~ 2kHz standard verification procedures hydrophone The regulations refer to the International Electrotechnical Commission IEC 60565Ed.2.2006 "underwater acoustic hydrophone 0.01Hz ~ 1MHz frequency range Calibration "piezoelectric vibration compensation method calibration and calibration by liquid column.

1 Scope

The order applies to frequencies within the range of 1Hz ~ 2kHz initial verification standard hydrophone, use and subsequent verification The testing.

2 Citations

The regulations cited in the following documents. GB/T 3102.7-1993 "acoustic volume and unit" GB/T 3947-1996 "Acoustics terminology" GB/T 4128-1995 "Acoustics Standard hydrophone" GB/T 4130-2000 "low-frequency acoustic hydrophone calibration method" GJB/J3803-1999 "low frequency primary standard hydrophone test procedures" JJF1001-1998 "common measurement terms and definitions" JJF1034-2005 "Acoustic measurement terminology and definitions" JJF1059-1999 "Evaluation and Expression of Uncertainty in Measurement" IEC 60565Ed.2.2006, Underwateracoustics-Hydrophones-Calibrationinthefre- quencyrange0.01Hzto1MHz When using this procedure, it should pay attention to using the currently valid version of the documents cited.

3 terminology and units of measurement

The procedure adopted GB/T 3947-1996, JJF1001-1998, JJF1034-2005 relating to the terms and definition. This procedure uses quantities and units GB/T 3102.7-1993 prescribed. 3.1 hydrophone open circuit voltage (open-circuitvoltageathydrophone) When the hydrophone is no current through the output terminal when the voltage at the end of the presentation. Unit. V [special], V. 3.2 hydrophone pressure sensitivity (pressuresensitivityofahydrophone) The actual output voltage and the sound effects in the hydrophone hydrophone receiving surface of the pressure ratio. Symbol. Mp. Unit. V per Pa, V/Pa. 3.3 sound pressure sensitivity level (pressuresensitivitylevel) Hydrophone pressure sensitivity Mp and the reference sound pressure sensitivity ratio Mref of the base 10 logarithms multiplied by 20. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of JJG 1018-2007_English be delivered?

Answer: Upon your order, we will start to translate JJG 1018-2007_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of JJG 1018-2007_English with my colleagues?

Answer: Yes. The purchased PDF of JJG 1018-2007_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 JJG 1018-2007?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JJG 1018-2007 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.