Example: A plate marked represents a quenched and tempered steel plate with a 690 MPa minimum yield strength, tested for toughness at -40°C. Technical and Chemical Requirements
State-authorized Chinese platforms provide licensed digital downloads.
To provide exceptional yield strength alongside excellent weldability and low-temperature impact toughness. Key Steel Grades Covered gb t 16270 pdf
: Represents "Qingyang," the Chinese word for yield strength.
GB/T 16270 is for steel plates up to 150 mm thick, produced via the quenched and tempered process. It is widely used in heavy machinery and large structures that demand high strength, such as: Example: A plate marked represents a quenched and
bridges the gap between high strength and cold formability, enabling lighter, safer, and more durable steel structures. The standard’s PDF document is the definitive reference for anyone specifying, testing, or fabricating quenched and tempered high-strength steels for demanding cold-formed applications.
: The official website for Chinese national standards is www.gbstandards.org or you can check the Standardization Administration of China (SAC) website. Sometimes, these standards are available for purchase or download directly. Key Steel Grades Covered : Represents "Qingyang," the
When searching for the official PDF document, ensure you are referencing the most active version, as standards are periodically updated by the Standardization Administration of China (SAC). Official copies can be purchased through national standards organizations or authorized technical document distributors. Always ensure the PDF includes the complete annexes covering ultrasonic testing, inspection documents (such as EN 10204 3.1 certification), and dimensional tolerance limits.
Implemented in high-rise building frameworks, long-span bridges, and offshore drilling platforms subjected to high seismic or environmental stress.
This is critical for structural safety in cold environments.