16MnDR 16MnDR is a Chinese steel standard for low-temperature pressure vessels, with an impact temperature of -40℃.16MnDR steel widely used for pressure vessels, storage tanks and gas projects. Details

SA516Gr70 Details

Q245R Details

Q345R Q345R is a steel grade listed in the Chinese catalogue of medium and low temperature pressure vessel plates. The Chinese grade Q345R corresponds to ASME SA516GR70 and the European standard P355GH.
The standard for ultrasonic testing of Q345R is NB/T47013.3, similar to A578. Details