This International Standard gives minimum requirements for certain aspects concerning material, design, construction and workmanship, procedure and test at manufacture of refillable welded steel gas cylinders of a test pressure not greater than 75 bar1', and of water capacities from 1 L up to and including 150 L for compressed, liquefied or dissolved gases, exposed to ambient temperatures.
SANS 4706:1989 history
2009SANS 4706:2009 Gas cylinders - Refillable welded steel cylinders - Test pressure 60 bar and below
1989SANS 4706:1989 Refillable welded steel gas cylinders