YB/T 6489-2026 Pending Industry standards-Black metallurgy

YB/T 6489-2026 Rectangular tube made of high-strength hot-rolled thin steel plate

Publish Date: 2026-04-16 Implement Date: 2026-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: YB/T 6489-2026

Standard Type: Industry standards

Standard Status: Pending

is_force_gb: no

CCS Name: \nSteel plates and steel strips

ICS Name: Flat steel and semi-finished products

Publish Date: 2026-04-16

Implement Date: 2026-11-01

Scope

This document specifies the classification and grade designation methods for high-strength hot-rolled thin steel strips used in square and rectangular tubes, the content of orders, manufacturing processes, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates. This document is applicable to the manufacture of high-strength hot-rolled thin steel strips with a thickness range of 0.7mm to 4.0mm used in square and rectangular tubes