NB/T 20346-2015Technical specification for fabrication and installation of polar crane runway beams in reactor building of PWR nuclear power plants (English PDF)

NB/T 20346-2015 is the English-translated version of 压水堆核电厂反应堆厂房环形吊车轨道梁制作与安装技术规程.

NB/T 20346-2015 is a recommended energy industry standard of China written for the polar crane runway beams in the reactor building of pressurized water reactor nuclear power plants.

It sets the technical requirements for fabricating and installing these crane track beams. The standard applies to the fabrication and installation of prefabricated polar crane rail beams in reactor buildings whose containment is of the steel-lined concrete type.

Its quoted documents include GB/T 709, GB/T 985.1, GB/T 985.2, GB/T 1228, GB/T 1229, GB/T 1230, GB/T 1231, GB/T 5210, GB 8923-1988, GB/T 9750-1998, GB/T 14977, GB 50205-2011, HG/T 2537, JGJ 82, parts of NB/T 20002 and NB/T 20003, and HAF 603. Issued on 1 July 2015, it has applied since 1 December 2015.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.

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