GB/T 2008-1987
Active
NB/T 11152-2023
Active
Industry standards-Energy
NB/T 11152-2023 Governing principles and wear evaluation methods for geothermal drilling rig bits
NB/T 11152-2023 Governing principles and wear evaluation methods for geothermal drilling rig bits
Price:
$ 30
Basic Information
Standard Code:
NB/T 11152-2023
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Geological and mineral exploration and development
ICS Name:
Mining and excavation
Publish Date:
2023-02-06
Implement Date:
2023-08-06
Pages:
27 pages
Scope
This document is applicable to geothermal drilling, including comprehensive drilling and core drilling, and can also be used as a reference and guide for the selection, use, and wear assessment of drill bits in other drilling projects such as oil and gas drilling.
Development Information
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