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GB/T 713 Q370R pressure vessel steel plate: 370 MPa yield class, normalized, Charpy at -20C
GB/T 713 Q345R pressure vessel steel plate: 345 MPa yield (3-16 mm), 510-640 MPa tensile, C
GB/T 713 Q245R pressure vessel steel plate: 245 MPa yield (3-16 mm), 400-520 MPa tensile, C
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GB/T 713 / GB/T 713.2 covers non-alloy and alloy steel plates with specified temperature properties for boilers and pressure vessels. Gangsteel produces and exports the full GB/T 713.2 grade set: Q245R, Q345R, Q370R, Q420R, Q460R, 18MnMoNbR, 13MnNiMoR, 15CrMoR, 14Cr1MoR, 12Cr2Mo1R, 12Cr1MoVR, 12Cr2Mo1VR, 07Cr2AlMoR. Low-temperature grades such as 16MnDR belong to GB/T 713.3 / related standards, not this hub. See also ASTM A516, ASTM A387, Pressure Vessel Steel Plate.
GB/T 713 07Cr2AlMoR Cr-Al-Mo pressure vessel plate, N+T, ~260 MPa yield. Gangsteel produces and exports 07Cr2Al
GB/T 713 12Cr2Mo1VR 2.25Cr-1Mo-V pressure vessel plate, N+T. Gangsteel produces and exports 12Cr2Mo1VR.
GB/T 713 12Cr1MoVR Cr-Mo-V pressure vessel plate, N+T, ~245 MPa yield. Gangsteel produces and exports 12Cr1MoVR
GB/T 713 12Cr2Mo1R 2.25Cr-1Mo pressure vessel plate, N+T. Gangsteel produces and exports 12Cr2Mo1R.
