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Chinese Standard: MT/T 786-2025

MT/T 786-2025 is the Chinese version electronic standard. After you successfully purchase, we will send the electronic version of this standard to your email address. If you have any question, please contact email: ChineseStandardsLibraryS001@gmail.com.


Polycrystalline diamond compact non-coring bit


Standard in brief
Scope of Application:  
本文件规定了金刚石复合片不取心钻头(以下简称“钻头”)的分类、型式与型号、技术要求、检验规则、标志、包装、运输和贮存,描述了试验方法。
本文件适用于煤矿瓦斯抽采、探放水、注浆加固、工程勘察等用途钻孔施工用金刚石复合片不取心钻头的设计、制造和检验。

Basic information
Standard No:MT/T 786-2025
Standard Name:金刚石复合片不取心钻头
English Name:Polycrystalline diamond compact non-coring bit
Standard Status:现行
Release Date:1998-01-01
Effective Date:2026-06-18
Language of Publication:中文简体

Standard Classification
ICS Number:73.100.99
CCS Number:D81

Related Standards
Referenced Standards:GB/T 228.1,GB/T 230.1,GB/T 13264-2008,GB/T 22512.2,GB/T 40740,JB/T 3235,JB/T 10041,MT/T 521

Publication Information
Number of pages:20
Number of words:23 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2026-05-01

Standard Revision Information
Has Amendment:No

Other Information
Application Dept:国家能源局
Standard Type:QT
Standard Attribute:MT
Other Standard Number:786
Drafter:田东庄、田宏杰、曹明、常江华、伍涛、范运林、张伟、高晓亮、张素慧、杨虎伟、刘欢
Drafting Organization:中煤科工西安研究院(集团)有限公司、西安煤科检测技术有限公司、华阳新材料科技集团有限公司
Management Organization:煤炭行业煤矿专用设备标准化技术委员会
Proposing Department:中国煤炭工业协会

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