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JJF 1445-2014 English PDF

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US$509.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJF 1445-2014: Calibration Specification for Falling Weight Impact Testing Machines
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJF 1445-2014	509	Add to Cart	4 days	Calibration Specification for Falling Weight Impact Testing Machines	Valid

Similar standards

GB/T 36126 JJF 1368 GB/T 1885 JJF 1451 JJF 1452 JJF 1450

Basic data

Standard ID: JJF 1445-2014 (JJF1445-2014)
Description (Translated English): Calibration Specification for Falling Weight Impact Testing Machines
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A53
Classification of International Standard: 17.100
Word Count Estimation: 22,281
Date of Issue: 1/23/2014
Date of Implementation: 4/23/2014
Quoted Standard: GB/T 2611; GB/T 5137.1-2002; GB/T 6803-2008; GB/T 8363-2007; GB/T 9639.1-2008; GB/T 11548-1989; TB 1632.1-2005; QB/T 2918 - 2007; JB/T 9389-2008
Regulation (derived from): ?AQSIQ Announcement 2014 No. 10
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine
Summary: This Standard applies to calibrate drop hammer impact test machine, drop hammer impact test machine for non-metallic drop hammer impact test machine, metal drop hammer impact test machine, drop weight impact test conducted other instruments can refer to t

JJF 1445-2014: Calibration Specification for Falling Weight Impact Testing Machines

---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.
Calibration Specification for Falling Weight Impact Testing Machines People's Republic of China National Metrology Technical Specifications Drop hammer impact test machine calibration specification Machines Issued on. 2014-01-23 2014-04-23 implementation The State Administration of Quality Supervision, Inspection and Quarantine released Drop hammer impact test machine calibration specification Machines Focal point. the National Technical Committee on Metering hardness force value Main drafting unit. Henan Institute of Metrology Shanghai Measurement and Testing Technology Research Institute Participated in the drafting. Chengde City, Jin Jian Detection Instruments Test Equipment Co., Ltd. Jinan Branch This specification entrust national force value hardness measurement technical committee responsible for the interpretation The main drafters of this specification. Zhang ZJ (Henan Institute of Metrology) Wang Guangjun (Henan Institute of Metrology) Zhang Guiren (Shanghai Institute of Measurement and Testing) Feng Haiying (Henan Institute of Metrology) Drafters participate. Ren Yufeng (Chengde City, Jin Jian Detection Instrument Co.) OF ADMINISTRATIVE (Jinan Branch Test Equipment Co., Ltd.)

Introduction (Ⅱ) 1 Scope (1) 2. References (1) 3 Terms (1) 3.1 drop hammer (1) 3.2 swing amount (1) 3.3 Drop height (1) 3.4 drop hammer impact point (1) Energy loss 3.5 (1) 4 Overview (2) 5 Metrological characteristics (2) 6 calibration conditions (5) Environmental conditions 6.1 (5) 6.2 calibration equipment (5) 7 calibration items and calibration methods (5) 7.1 calibration items (5) 7.2 Calibration method (5) 8 calibration results (7) 9 Recalibration interval (7) Appendix A drop hammer impact test machine measurement uncertainty evaluation method (8) Appendix B drop hammer impact test machine calibration record format (13) Appendix C fall within hammer impact test machine calibration certificate page format (15)

Introduction

According to the present specification JJF 1071 "National Rules for the preparation of measurement calibration specifications", JJF 1001 "common terminology and measurement Definitions ", JJF 1059" Evaluation and Expression of Uncertainty in Measurement write "Rules. The calibration specifications in the development process to fully consider the national standard GB/T 2611 "universal testing machine technology to Seek ", GB/T 5137.1-2002" Test Method for Automotive Safety Glass ", GB/T 6803-2008" ferritic steel None Ductility transition temperature drop test method ", GB/T 8363-2007" ferritic steel drop weight tear test method ", GB/T 9639.1-2008 "plastic film and sheet impact resistance test method for free - falling dart method" GB/T 11548-1989 "rigid plastic sheet impact resistance test method (falling weight)" and industry standards TB/T 1632.1-2005 "rail welding Part 1. General technical conditions", QB/T 2918-2007 "box Packet drop hammer impact test method ", JB/T 9389-2008" non-metallic materials drop hammer impact test machine technical article Member "related to the testing machine technical requirements, technical specifications and test methods. This specification gives a drop hammer impact test machine metering characteristics specific calibration conditions, calibration items and calibration methods. This specification is the first release. Drop hammer impact test machine calibration specification

1 Scope

This instruction applies to calibration calibration drop hammer impact test machine, drop hammer impact test machine non-metallic drop hammer Impact testing machine, metal drop hammer impact testing machine, falling weight impact test performed other instruments may refer to this specification into Line calibration. 2. References This specification refers to the following documents. GB/T 2611 General requirements for testing machines GB/T 5137.1-2002 Standard Test Method for automotive safety glass GB/T 6803-2008 ferritic steels no ductility transition temperature drop test method GB/T 8363-2007 ferritic steel drop weight tear tests GB/T 9639.1-2008 plastic film and sheet impact resistance test method for free - falling dart method GB/T 11548-1989 rigid plastic sheet impact resistance test method (falling weight) TB1632.1-2005 rail welding Part 1. General technical conditions QB/T 2918-2007 luggage drop hammer impact test JB/T 9389-2008 nonmetallic materials drop hammer impact test machine technical conditions For dated references, only the dated edition applies to this specification; undated reference documents Member, the latest edition (including any amendments) applies to this specification.

3 Terms

3.1 drop hammer falingweight Drop hammer, the gravitational potential energy is converted impact testing machine into kinetic energy, and the energy of impact to be directly A member of the test sample. Typically using a predetermined material, having a certain shape, mass and hardness parameters Claim. 3.2 swing amount swingamount In the horizontal direction from the non-movable fixed table. 3.3 Drop height falingheight Drop hammer hammer tip to the sample surface from the impact. 3.4 drop hammer impact point thepointofthefalingweightimpact Drop hammer drop impact to the central position of the table horizontal plane. 3.5 energy loss lossenergy Hammer in a fall due to air resistance, protective tube, guide friction and other factors means the loss of energy. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of JJF 1445-2014_English be delivered?

Answer: Upon your order, we will start to translate JJF 1445-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of JJF 1445-2014_English with my colleagues?

Answer: Yes. The purchased PDF of JJF 1445-2014_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.