EPD-IES-0033587:001

steel cord based on BOF wire rod

Steel cord based on BOF wire rod is a high-strength reinforcement material made of twisted steel filaments, mainly used in automotive tires to improve durability, strength, and stability. The main manufacturing process includes wire drawing, heat treatment, brass coating, and stranding. The product is designed to maintain reinforcement performance throughout the tire service life.

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Registration number	EPD-IES-0033587:001
Status	Valid
Version date	2026-08-03
Validity date	2031-08-02
PCR	2023:01 Fabricated metal products, except construction products (2.0.1)
Standards conformance	ISO 14025:2006
Licensee	EPD Southeast Asia
Geographical scope	Vietnam

Company name	HS HYOSUNG Vietnam Co., Ltd.
Country	Viet Nam
Contact	thuy55170139@hshyosung.com
Website	https://www.hshyosungadvancedmaterials.com/
LCA Practitioner	Jinkyung Noh, jknoh@ecoable.co.kr

The product group covered by this multi-product EPD is steel cord, which is applied across various tire categories with specific technical specifications.

For Off The Road Tires, the filament diameter ranges from 0.22 to 0.26 mm with constructions of 7x7, 7x(3+8), 7x(3+9), 7x12, 7x(3+9+15), and 7x(3+9+15)+w, covering tensile grades NT and HT.
For Truck and Bus Tires, the filament diameter ranges from 0.175 to 0.38 mm with various constructions including 1+5, 1x5, 2+5, 2x7, 3+6, 3x3, 3+8, 3+8+w, 3+9+w, 3/9, 3x4, 4x4, 3x7, 1x18, 5+13, 1+18, 1+18+w, 1x6+12, 3/9+w, 3+9+w, 3+9+15, and 3+9+15+w, supporting NT, HT, ST, and UT tensile grades.
For Light Truck Tires, the filament diameter ranges from 0.25 to 0.40 mm with constructions of 1x3, 2+2, 1x6, 2+4, 1+5, 3x3, 1x6, and 2/5, covering HT, ST, and UT tensile grades.
For Passenger Car Tires and other applications, the filament diameter ranges from 0.18 to 0.80 mm with constructions of 1x1, 1x2, 1x3, 2+1, 1x4, 2+2, 1x5, and 2+3, covering NT, HT, SST, ST, and UT tensile grades.