Standard Number: NB/T 47053-2016(NB/T47053-2016)
Chinese:安全自锁型快开盲板
English:Safety self-locking quick release blind
Effective Date:2017-05-01
Standard Applicability:This standard applies to the nominal diameter is not greater than 1600mm, the design pressure is not greater than 16Mpa, the design temperature range of -45 ℃ ~ 100 ℃ pressure vessels or pressure piping with safety self-locking type quick-open blind.
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