JT/T 742-2009
Cequirements of perparing gases for heliox saturation diving to 200m (English Version)

Standard No.

JT/T 742-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

Professional Standard - Traffic

Latest

JT/T 742-2009

Scope

This standard specifies the purity requirements for the breathing gas used by divers during saturation diving, the types of gases required for saturation diving, the estimation method of gas configuration quantities, and the minimum gas reserve requirements. This standard applies to nitrogen-oxygen saturation diving of 200m and shallower than 200m.

JT/T 742-2009 Referenced Document

• GB 18435 Breathing gases for divers and their determination methods
• GB 8982 Oxygen supplies for medicine and aircraft breathing*， 2009-06-21 Update

JT/T 742-2009 history

• 2009 JT/T 742-2009 Cequirements of perparing gases for heliox saturation diving to 200m