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GB/T 3531 06Ni9DR ~9% Ni cryogenic vessel plate, Charpy typically -196°C. Gangsteel produc
GB/T 3531 08Ni3DR ~3.5% Ni low-temperature vessel plate, Charpy typically -100°C. Gangstee
GB/T 3531 09MnNiDR low-temperature vessel plate: Mn-Ni DR grade, Charpy typically -70°C. G
GB/T 3531 15MnNiNbDR low-temperature vessel plate: Mn-Ni-Nb DR grade, Charpy typically -50°
GB/T 3531 15MnNiDR low-temperature vessel plate: Mn-Ni DR grade, Charpy typically -45°C. G
GB/T 3531 16MnDR low-temperature pressure vessel plate: C-Mn DR grade, Charpy typically -40°
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GB/T 3531 (Steel plates for low temperature pressure vessels) covers C-Mn and Ni alloy plates for service roughly -196°C to below -20°C. Gangsteel produces and exports the full commercial GB/T 3531 set: 16MnDR, 15MnNiDR, 15MnNiNbDR, 09MnNiDR, 08Ni3DR, 06Ni9DR. Buyers still order under GB/T 3531; successor parts are GB/T 713.3 / GB/T 713.4. See also GB/T 713, ASTM A203, ASTM A353 / ASME SA353, ASTM A553 Type I, Pressure Vessel Steel Plate.
GB/T 3531 06Ni9DR ~9% Ni cryogenic vessel plate, Charpy typically -196°C. Gangsteel produces and exports 06Ni9
GB/T 3531 08Ni3DR ~3.5% Ni low-temperature vessel plate, Charpy typically -100°C. Gangsteel produces and expor
GB/T 3531 09MnNiDR low-temperature vessel plate: Mn-Ni DR grade, Charpy typically -70°C. Gangsteel produces an
GB/T 3531 15MnNiNbDR low-temperature vessel plate: Mn-Ni-Nb DR grade, Charpy typically -50°C. Gangsteel produc
