MT/T 785-1998 Diamond composite core drill bit
time:
2024-08-08 09:18:07
- MT/T 785-1998
- in force
Standard ID:
MT/T 785-1998
Standard Name:
Diamond composite core drill bit
Chinese Name:
金刚石复合片取心钻头
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 Panhua, 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 Industry
Description (Translated English) / downloadSkip to download
Summary:
This standard specifies the types and parameters, technical requirements, test methods, inspection rules, marking and packaging of diamond composite core drill bits (PDC). This standard applies to diamond composite core 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 785-1998 Diamond composite core drill bits MT/T785-1998 Standard download decompression password: www.bzxz.net
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