GB/T 15856.5-2023: Hexagon washer head drilling screws with tapping screw thread

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Scope

This document specifies the types and dimensions, technical conditions, marks and
labels, and marking of hexagon washer head drilling screws with tapping screw thread.
This document is applicable to hexagon washer head drilling screws with tapping screw
thread with thread specifications of ST 2.9 ~ST 6.3, made of steel, and of product grade
A.

Basic Data

Standard ID	GB/T 15856.5-2023 (GB/T15856.5-2023)
Description (Translated English)	Hexagon washer head drilling screws with tapping screw thread
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Classification of International Standard	21.060.10
Word Count Estimation	12,163
Date of Issue	2023-05-23
Date of Implementation	2023-12-01
Older Standard (superseded by this standard)	GB/T 15856.5-2002
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration