Gb T 16270 Pdf Jun 2026

Crane booms, excavators, dump truck bodies, and concrete pump trucks.

GB/T 16270 standard is a Chinese national technical specification for high-strength structural steel plates delivered in a quenched and tempered condition. It is primarily used in heavy industry to ensure materials can withstand extreme mechanical stress and low temperatures. Chinese Standard GB/T Core Story of the Standard Purpose & Development

: Adds newer quality grades C and F for most designations to align with current industrial needs.

: Mandates that plates must be free of flaws like bubbles, scabs, and lamination . Common Applications gb t 16270 pdf

This differentiates the quality grades (C, D, E).

Strict limits on Phosphorus (P) and Sulfur (S) to ensure excellent toughness and crack resistance. 2. Mechanical Properties

The standard underwent a major technical overhaul when the updated version was implemented on April 1, 2010. The following table summarizes the primary differences between the historic 1996 edition and the active 2009 standard: Feature/Specification GB/T 16270-1996 GB/T 16270-2009 Crane booms, excavators, dump truck bodies, and concrete

If you are currently looking to source this material, please let me know: What specific (e.g., Q690, Q960) you require The required plate thickness for your project

Exact acceptable deviations for thickness, width, length, and flatness. Sourcing and Purchasing in the Moscow Region

: Covers designations, dimensions, shape, weight, technical requirements, testing methods, and quality certification. Chinese Standard GB/T Core Story of the Standard

For those seeking the official GB/T 16270 PDF, the Standardization Administration of China’s public platform is the most authoritative source. While free access may be limited, paid downloads and English translations are also available through official and licensed distributors. As the standard is currently under revision to expand its thickness range and incorporate new grades, staying informed about the latest updates is crucial for compliance with current best practices in the steel industry.

Key changes introduced in the 2009 edition include: