The national standards for boiler & vessel steel plate in China are generally based on specific needs and applications, and there are different implementation standards for different applications. Then, the boiler & vessel steel plate standard is different, the steel grade is also different. According to the Chinese national standard, the steel grades of boiler & vessel steel plate include Q245R, Q345R, Q370R, 16MnDR, 15CrMoR, 09MnNiDR, 12MnNiVR, 14Cr1MoR, 12Cr2Mo1R, 12Cr1MoVR, 13MnNiMoR, 18MnMoNbR, 15MnNiDR, 20MnMoR, 20MnMoR, Linhydrogen. 20MnMoR, pro-hydrogen container plate, etc. The above standards can correspond to American Standard SA515Gr60/65/70, SA516Gr60/65/70, SA285GrC, A537CL, SA662GrC, SA299A/B, SA203E/DSA302GrC/B, SA387Gr11/12/22, etc.

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