GB3531 16MnDR material is a steel plate for low temperature pressure vessels. It is widely used in various liquid alkane storage containers and pipelines, natural gas liquefaction plants, large-scale liquefied natural gas.
| C | Si | Mn | Ni | V | Nb | Al | P | S |
16MnDR | ≤0.20 | 0.15~0.50 | 1.20~1.60 | ≤0.40 | — | — | ≥0.020 | ≤0.020 | ≤0.010 |
16MnDR steel tensile requirement
| Thick/mm | Tensile Strength Rm/MPa | Yield Strength ReL/MPa | Elongation A/% | Impact test temperature /°C | Shock absorption energy KV2/J |
16MnDR | 6-16 | 490-620 | 315 | 21 | -40 | 47 |
| >16-36 | 470-600 | 295 | 21 | -40 | 47 |
>36-60 | 460-590 | 285 | 21 | -40 | 47 | |
>60-100 | 450-580 | 275 | 21 | -30 | 47 | |
>100-120 | 440-570 | 265 | 21 | -30 | 47 |
16MnDR pressure vessel steel plate use: used in petroleum and chemical equipment deethanizers, CO2 absorption towers, medium-pressure flash towers, coolers, deethanizers, reabsorption towers, compressor casings, propane cryogenic storage tanks, etc.
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