Q/BQB 517-2023: Wire rods for cold heading

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Scope

This Document specifies the size, shape, weight and tolerance, technical requirements,
inspection and testing, packaging, marking and inspection documents of wire rods for cold
heading.
This Document applies to hot-rolled wire rods for cold heading produced by Baoshan Iron and
Steel Co., Ltd. It is mainly used for manufacturing high-grade cold-formed fasteners, special-
shaped parts, etc. used in the automotive, electronics, machinery and other industries.

Basic Data

Standard ID	Q/BQB 517-2023 (Q/BQB517-2023)
Description (Translated English)	Wire rods for cold heading
Sector / Industry	Chinese Industry Standard
Classification of Chinese Standard	QBQ
Word Count Estimation	21,230
Date of Issue	2023-04-09
Date of Implementation	2023-07-01
Issuing agency(ies)	Baoshan Iron and Steel Co., Ltd.