MT/T 786-1998 Diamond composite non-coring drill bits
time:
2024-08-08 09:17:06
- MT/T 786-1998
- in force
Standard ID:
MT/T 786-1998
Standard Name:
Diamond composite non-coring drill bits
Chinese Name:
金刚石复合片不取心钻头
Standard category:
Coal Industry Standard (MT)
-
Date of Release:
1998-11-10 -
Date of Implementation:
1999-04-01
Standard ICS number:
Mining and mineral products>>Mining equipment>>73.100.99 Other mining equipmentChina Standard Classification Number:
Mining>>Geological Exploration Equipment>>D81 Geological Exploration Equipment
Drafter:
Tang Shengli, Mou Zhaohua, Lu WenjinDrafting Organization:
Xi'an Branch of China Coal Research InstituteFocal point Organization:
Coal Industry Coal Mine Special Equipment Standardization Technical CommitteeProposing Organization:
Industry Management Department of State Administration of Coal IndustryPublishing Department:
State Coal Industry Bureau
Description (Translated English) / downloadSkip to download
Summary:
This standard specifies the types and parameters, technical requirements, test methods, inspection rules, packaging and marking of diamond composite (PDC) non-coring drill bits. This standard applies to diamond composite non-coring drill bits (hereinafter referred to as drill bits) for rotary drilling of holes in coalfield geology, underground gas extraction, water injection and drainage in coal mines. MT/T 786-1998 Diamond composite non-coring drill bits MT/T786-1998 Standard download decompression password: www.bzxz.net
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