T/EJCCCSE 249-2024 Active Group standards

T/EJCCCSE 249-2024 Multi-claw sub-drilling bit

Publish Date: 2024-12-26 Implement Date: 2024-12-31 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/EJCCCSE 249-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Other mining equipment

Publish Date: 2024-12-26

Implement Date: 2024-12-31

Scope

Main technical content: This document specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of multi-claw downhole drill bits. This document is applicable to multi-claw downhole drill bits with multiple limit claws fixed on the outer edge of the drill head