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GB/T 1217-2022 English PDF

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Q: Should I purchase the latest version GB/T 1217-2022?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1217-2022 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$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 1217-2022: Micrometer for measuring root tangent lengths of gear teeth
Status: Valid

GB/T 1217: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1217-2022	189	Add to Cart	3 days	Micrometer for measuring root tangent lengths of gear teeth	Valid
GB/T 1217-2004	319	Add to Cart	3 days	Micrometer for measuring root tangent lengths of gear teeth	Obsolete
GB/T 1217-1986	199	Add to Cart	2 days	Gear tooth micrometers	Obsolete

Similar standards

GB/T 22092 GB/T 1216 GB/T 22097 GB/T 1218

Basic data

Standard ID: GB/T 1217-2022 (GB/T1217-2022)
Description (Translated English): Micrometer for measuring root tangent lengths of gear teeth
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J42
Word Count Estimation: 9,993
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 1217-2022: Micrometer for measuring root tangent lengths of gear teeth

---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.
Micrometer for measuring root tangent lengths of gear teeth ICS 17.040.30 CCSJ42 National Standards of People's Republic of China Replacing GB/T 1217-2004 Common Normal Micrometer Published on 2022-07-11 2023-02-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Types and basic parameters 1 4.1 Type 1 4.2 Basic parameters 2 5 Requirements 2 5.1 Appearance 2 5.2 Materials 2 5.3 feet rack 3 5.4 Interaction 3 5.5 Force measuring device 3 5.6 Measuring surface 3 5.7 Ruler 4 5.8 Proofreading rod 4 5.9 Maximum allowable error, parallelism tolerance of measuring surface, deformation of ruler frame 4 6 Inspection conditions 4 6.1 Check temperature and humidity 4 6.2 Isothermal conditions 4 7 Inspection method 4 7.1 feet rack 4 7.2 Interaction 4 7.3 Flatness of measuring surfaces 4 7.4 Parallelism of measuring surfaces 4 7.5 Hardness of the measuring surface5 7.6 Maximum allowable error 5 8 Logo and packaging5

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. This document replaces GB/T 1217-2004 "Common Normal Micrometer", compared with GB/T 1217-2004, except for structural adjustment and editorial In addition to the changes, the main technical changes are as follows. a) Deleted the common normal micrometer with a division value of 0.005mm (see Chapter 1 of the.2004 edition), and expanded the maximum measurement range to 500mm (see Chapter 1); b) Deleted the range requirement of the micrometer head in the range (see Chapter 1 of the.2004 edition); c) Changed the definition of common normal micrometer (see 3.1); d) The definition of the maximum allowable error is deleted (see 3.2 of the.2004 edition); e) The duckbill type public normal micrometer is added to the model (see 4.1.3); f) Added the requirements for the basic parameters of the common normal micrometer (see 4.2); g) Added requirements for interaction (see 5.4.2); h) Deleted the requirement for locking device (see 5.6 of the.2004 edition); i) Changed the specified value of the parallelism tolerance of the disc type common normal micrometer and the duckbill type common normal micrometer (see 5.9 and Table 1,.2004 5.7.3 of the year edition and Table 1); j) Added the test method for interaction (see 7.2); k) The test method for measuring surface hardness is added (see 7.5); l) Changed the test method of the maximum allowable error (see 7.6, 6.4 of the.2004 edition). Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by China Machinery Industry Federation. This document is under the jurisdiction of the National Standardization Technical Committee of Measuring Tools and Measuring Instruments (SAC/TC132). This document is drafted by. Qinghai Measuring Tools (Changzhou) Co., Ltd., Chengdu Tool Research Institute Co., Ltd., Chengdu New Quantity Tools Co., Ltd. Division, Guilin Measuring & Cutting Tools Co., Ltd., Qinghai Measuring & Cutting Tools Co., Ltd., Harbin Measuring & Cutting Tools Group Co., Ltd., China Metrology University, Zhejiang Shuanghong Technology Co., Ltd., Guilin Guanglu Digital Measurement and Control Co., Ltd. The main drafters of this document. Ma Shibin, Xu Gang, Wang Xiangen, Zhao Weirong, Huang Dawei, Zhang Wei, He Yixian, Wang Ting, Zhao Jun, Wang Lei, Yan Liexue. This document was first published in 1986 and revised for the first time in.2004.This is the second revision. Common Normal Micrometer

1 Scope

This document specifies the types, parameters, requirements, inspection conditions, inspection of public normal micrometers (excluding electronic digital display public normal micrometers) method, marking and packaging, etc. This document is applicable to the common normal line with the division value of 0.01mm, 0.001mm, 0.002mm and the measurement range less than or equal to 500mm Micrometer (excluding electronic digital display common normal micrometer).

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 1216 outside micrometer GB/T 1800.2 Product Geometric Specification (GPS) Linear Dimension Tolerance ISO Code System Part 2.Standard Tolerance Zone Code and limit deviation table of hole and shaft GB/T 17163 Basic terminology of geometric measuring instruments GB/T 17164 Terminology of Geometric Measuring Instruments Product Terminology

3 Terms and Definitions

The terms and definitions defined in GB/T 17163, GB/T 17164 and the following apply to this document. 3.1 Using the principle of the screw pair, it is specially designed for gear gauges to read the distance between the two disc-shaped or duckbill-shaped measuring surfaces on the arc-shaped ruler frame. A measuring device for normals.

4 Types and basic parameters

4.1 Type 4.1.1 The type of common normal micrometer is shown in Figure 1 and Figure 2.The diagrams are for illustration only and do not represent the detailed structure. 4.1.2 The measuring surface of the disc-shaped common normal micrometer shall be rotary or straight. 4.1.3 The measuring surface of the duckbill-shaped common normal micrometer is straight forward. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 1217-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 1217-2022_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 1217-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 1217-2022_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 GB/T 1217-2022?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1217-2022 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.