This Part of JB/T 9023 specifies the types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of downhole drills for open-cut type. This Part is applicable to downhole drills (hereinafter referred to as drills) used for drilling blasting holes in open-pit projects such as open-pit mining, water conservancy construction, railway and national defense construction.
Basic Data
Standard ID
JB/T 9023.1-2019 (JB/T9023.1-2019)
Description (Translated English)
Downhole Drill - Part 1: Open-Cut Type
Sector / Industry
Mechanical and Machinery Industry Standard (Recommended)
Classification of Chinese Standard
D92
Word Count Estimation
12,192
Date of Issue
2019-05-02
Date of Implementation
2020-01-01
Older Standard (superseded by this standard)
JB/T 9023.1-1999
Regulation (derived from)
Natural Resources Department Announcement No. 7 of 2019
