GB/T 1301-2025: Hollow drill steels for rock drilling

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Newer / historical versions: GB/T 1301-2025

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Scope

This Document specifies the classification and code, ordering details, manufacturing process,
technical requirements, test methods, inspection rules, packaging, marking, and quality
certificate for hexagonal and round hollow steel used in rock drilling rods.
This Document applies to hexagonal and round hollow steel (hereinafter referred to as "hollow
steel") used in rock drilling rods.

Basic Data

Standard ID	GB/T 1301-2025 (GB/T1301-2025)
Description (Translated English)	Hollow drill steels for rock drilling
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H44
Classification of International Standard	77.140.60
Word Count Estimation	14,112
Date of Issue	2025-08-29
Date of Implementation	2026-03-01
Older Standard (superseded by this standard)	GB/T 1301-2008
Issuing agency(ies)	State Administration for Market Regulation; Standardization Administration of China