Gb T 16270 Pdf _hot_ Jun 2026

: Includes visual inspection for surface quality and optional ultrasonic testing (UT) if negotiated between buyer and seller. Chinese Standard GB/T Version History Primary Application GB/T 16270-2009 Quenched and tempered high-strength plates up to 150mm. GB/T 16270-1996

The primary designation system under this standard utilizes the letter (representing Qingyin or yield strength) followed by a number indicating the minimum yield strength in Megapascals (MPa). Key Steel Grades Covered

): The maximum localized stress a material can withstand before fracturing. Elongation (

The standard is applicable to steel plates with a thickness not exceeding 150 mm . gb t 16270 pdf

In the world of heavy-duty engineering and construction, the materials used can determine the long-term success of a project. One of the most critical standards for high-performance materials in China is , which outlines the requirements for high-strength structural steel plates in the quenched and tempered condition.

: You will often see grades like Q460, Q500, Q550, Q620, Q690, Q890, and Q960 associated with this standard.

Example: denotes a steel with a minimum yield strength of 690 MPa, tested for impact resistance at -20°C. : Includes visual inspection for surface quality and

The Standardization Administration of China offers official lookups.

Heavy-duty dump truck bodies, underground supports, and chutes.

: Many public libraries, especially those with a focus on engineering or technology, offer access to standards databases, which might include Chinese national standards. Key Steel Grades Covered ): The maximum localized

Because these are copyrighted national standards, they are usually not available for free legally. You can obtain official copies through: : The official issuer.

Engineers and procurement specialists need the PDF for three main reasons:

For example, a steel plate (often supplied by distributors in the Moscow region) has a minimum yield strength of 690 MPa. Technical Delivery Conditions

High-strength structural steel plates and strips: products supplied in the heat-treated or controlled rolled condition