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NB/T 11522-2024: Tooling device for shearer and roadheader
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| NB/T 11522-2024 | English | 399 |
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Tooling device for shearer and roadheader
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NB/T 11522-2024
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Basic data | Standard ID | NB/T 11522-2024 (NB/T11522-2024) | | Description (Translated English) | Tooling device for shearer and roadheader | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | D98 | | Classification of International Standard | 73.100.99 | | Word Count Estimation | 19,130 | | Date of Issue | 2024-05-24 | | Date of Implementation | 2024-11-24 | | Issuing agency(ies) | National Energy Administration | NB/T 11522-2024: Tooling device for shearer and roadheader---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.
ICS 73.100.99
CCSD98
Energy Industry Standards of the People's Republic of China
Cutting tool device for mining machinery
Released on 2024-05-24
Implementation on November 24, 2024
The National Energy Administration released
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 for standardization documents"
Drafting.
Please note that some of the contents of this document may involve patents.
The institution does not bear responsibility for identifying patents.
This document was proposed by the China Coal Industry Association.
This document is under the jurisdiction of the Coal Industry Coal Mine Special Equipment Standardization Technical Committee.
This document was drafted by. China Coal Technology and Engineering Group Shanghai Co., Ltd., China Coal Technology and Engineering Group Taiyuan Research Institute Co., Ltd., Kennametal
(Xuzhou) Co., Ltd., Taizhong Coal Machinery Co., Ltd., Xi'an Coal Mine Machinery Co., Ltd., and Datong Phillips Mining Machinery Manufacturing Co., Ltd.
The main drafters of this document are. Huang Qiulai, Ma Ziyao, Wang Shuai, Wang Baoxiang, Chen Yu, Zhao Youjun, Yuan Guicun, Zhou Changfei, Li Qingliang and Xu Weipeng.
Cutting tool device for mining machinery
1 Scope
This document specifies the classification and composition, requirements, test methods, inspection and
Inspection rules as well as marking, packaging, transportation and storage.
This document applies to tool devices used in coal mining machines and tunneling machines.
2 Normative references
The contents of the following documents constitute essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 959.1-2017 Retaining Ring Specifications Elastic Retaining Ring
GB/T 10111 Generation of random numbers and their application in product quality sampling inspection
GB/T 13384 General technical requirements for packaging of electromechanical products
GB/T 13813 Test methods and judgment rules for friction spark safety of metal materials used in coal mines
GB/T 15663.10-2008 Coal mining technical terms Part 10.Mining machinery
GB/T 34501 Test method for wear resistance of cemented carbide
MT/T 246 Picks for mining machinery
MT/T 247 Gear adapters for mining machinery
3 Terms and definitions
The terms and definitions defined in GB/T 15663.10-2008 and the following apply to this document.
3.1
Sleeve
A part installed in the gear seat hole to protect the gear seat.
3.2
retaining ring
An axial positioning part installed on the groove on the outer surface of the gear sleeve.
3.3
Tooling device tooling device
It is assembled from two parts. the pick and the tooth seat. If space permits, a tooth sleeve can be added to the tooth seat and fixed with a retaining ring.
4 Classification and device composition
4.1 Classification
4.1.1 According to the tool geometry, it can be divided into.
a) Conical pick cutter device;
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of NB/T 11522-2024_English be delivered?Answer: Upon your order, we will start to translate NB/T 11522-2024_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 NB/T 11522-2024_English with my colleagues?Answer: Yes. The purchased PDF of NB/T 11522-2024_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+ countriesQuestion 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 [email protected]. 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.
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