The Standardization Administration of China offers official lookups.
: Includes tensile strength, elongation, and Charpy pendulum impact testing. For instance, Q690E is a low-temperature grade tested for impact at -40°C.
GB/T 16270 standard, titled "High strength structural steel plates in quenched and tempered condition,"
: Composed of the Pinyin letter for yield strength ('Q'), the minimum yield strength value (e.g., 460), and a quality grade (C, D, E, or F). Mechanical Properties
The Standardization Administration of China offers official lookups.
: Includes tensile strength, elongation, and Charpy pendulum impact testing. For instance, Q690E is a low-temperature grade tested for impact at -40°C.
GB/T 16270 standard, titled "High strength structural steel plates in quenched and tempered condition,"
: Composed of the Pinyin letter for yield strength ('Q'), the minimum yield strength value (e.g., 460), and a quality grade (C, D, E, or F). Mechanical Properties
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