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NB/T 11142-2023 English PDF

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US$309.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
NB/T 11142-2023: Ultrahigh pressure hydraulic slotting device in coal mine
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
NB/T 11142-2023	309	Add to Cart	3 days	Ultrahigh pressure hydraulic slotting device in coal mine	Valid

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Basic data

Standard ID: NB/T 11142-2023 (NB/T11142-2023)
Description (Translated English): Ultrahigh pressure hydraulic slotting device in coal mine
Sector / Industry: Energy Industry Standard (Recommended)
Classification of Chinese Standard: D09
Classification of International Standard: 73.040
Word Count Estimation: 13,128
Date of Issue: 2023-02-06
Date of Implementation: 2023-08-06
Issuing agency(ies): National Energy Administration

NB/T 11142-2023: Ultrahigh pressure hydraulic slotting device in coal mine

---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 73:040 CCSD09 People's Republic of China Energy Industry Standards Coal mine underground ultra-high pressure hydraulic slotting device Released on 2023-02-06 2023-08-06 Implementation Released by the National Energy Administration

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Model and device configuration 2 5 requirements 3 6 Test method 5 7 Inspection rules 6 8 Signs, instructions for use, packaging, transportation and storage 7

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 contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document was proposed by the China Coal Industry Association: This document is under the jurisdiction of the Coal Mine Safety Standardization Technical Committee of the Coal Industry: This document is drafted by: China Coal Science and Technology Group Chongqing Research Institute Co:, Ltd:, Chongqing University: The main drafters of this document: Zhang Yongjiang, Zhao Xusheng, Yuan Benqing, Lu Zhanjin, Zou Quanle, Xu Zunyu, Li Chengcheng, Ji Fei, Huang Zhenfei, Liu Jun, Liu Yongsan: Coal mine underground ultra-high pressure hydraulic slotting device

1 Scope

This document specifies the model, requirements, test methods, inspection rules, standards marking, packaging, transportation and storage, etc: This document is applicable to ultra-high pressure hydraulic (clear water) slotting devices in coal mines:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB/T 191 Packaging, storage and transportation icon marks GB/T 3836:1 Explosive atmospheres Part 1: General requirements for equipment GB/T 3836:2 Explosive atmospheres Part 2: Equipment protected by flameproof enclosure "d" GB/T 3836:4 Explosive atmospheres Part 4: Equipment protected by intrinsic safety type "i" GB/T 9969 General Rules for Instructions for Use of Industrial Products GB/T 10111 Generation of Random Numbers and Its Application in Product Quality Sampling Inspection GB/T 12467:4 Quality requirements for fusion welding of metallic materials - Part 4: Basic quality requirements GB/T 13306 Signage GB/T 16754 Design Principles for Emergency Stop Function of Machinery Safety AQ1043 Mining product safety sign identification MT/T 98 Inspection specification for hoses and hose assemblies for hydraulic supports MT/T 113 General test methods and judgment rules for flame retardant and antistatic properties of polymer products used in underground coal mines MT/T 188:2 Coal Mine Emulsion Pump Station Emulsion Pump MT/T 188:5 Specifications for Safety Valves of Coal Mine Emulsion Pumping Stations

3 Terms and Definitions

The following terms and definitions apply to this document: 3:1 Under the coal mine, the water jet with a pressure of not less than 80MPa is used to cut the coal body around the borehole to form a certain depth of flat seam Groove measures: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of NB/T 11142-2023_English be delivered?

Answer: Upon your order, we will start to translate NB/T 11142-2023_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 NB/T 11142-2023_English with my colleagues?

Answer: Yes. The purchased PDF of NB/T 11142-2023_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.