Q/BQB 312-2023: Continuously hot-rolled advanced high strength steel sheet and strip for cold forming

Delivery: 9 seconds. Download (and Email) true-PDF + Invoice.
Get Quotation: Click Q/BQB 312-2023 (Self-service in 1-minute)
Newer / historical versions: Q/BQB 312-2023

Preview True-PDF

Scope

This document specifies the dimensions, shape, technical requirements, inspection and
testing, packaging, marking and inspection documents of continuously hot-rolled
advanced high strength steel sheet and strip for cold forming.
This document is applicable to the continuously hot-rolled advanced high strength steel
strip for cold forming produced by Baoshan Iron and Steel Co., Ltd., as well as the
cross-cut steel sheet and longitudinally cut steel strip thereof, hereinafter referred to as
steel sheet and strip.
Note: The advanced high strength steels referred to in this document include the
following steel types: dual phase steel (ferrite + island martensite) (DP), high
hole expansion steel (ferrite + bainite, ferrite or bainite) (HE, or FB, SF),
transformation induced plasticity steel (ferrite + bainite + retained austenite)
(TRIP, or TR), complex phase steel (ferrite + martensite + bainite + precipitation
strengthening) (CP, or MP) and martensitic steel (martensite) (MS).

Basic Data

Standard ID	Q/BQB 312-2023 (Q/BQB312-2023)
Description (Translated English)	Continuously hot-rolled advanced high strength steel sheet and strip for cold forming
Sector / Industry	Chinese Industry Standard
Classification of Chinese Standard	QBQ
Word Count Estimation	12,186
Date of Issue	2023-04-09
Date of Implementation	2023-07-01
Issuing agency(ies)	Baoshan Iron and Steel Co., Ltd.