NB/T 42070-2016 Active Industry standards-Energy

NB/T 42070-2016 The mechanical connection size between the screw expander and the driven piece

Publish Date: 2016-08-16 Implement Date: 2016-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: NB/T 42070-2016

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Other power generation equipment

ICS Name: Gas turbines, steam turbines, and steam engines

Publish Date: 2016-08-16

Implement Date: 2016-12-01

Pages: 5 pages

Scope

This standard specifies the structural form of the shaft extension connecting the screw expander with the driven components, the dimensions and tolerances of the shaft extension, the tolerance of the keyway symmetry, and the selection requirements for the screw expander, when the working medium is a steam-water mixture (two-phase steam-liquid), saturated steam or superheated steam, and non-aqueous low-boiling-point working mediums