This standard specifies starting air reservoirs (hereinafter referred to as air reservoirs) made of steel pipes with an internal capacity of 30 to 150 L for use in marine internal combustion engines.
JIS F 7231:2003 history
2003JIS F 7231:2003 Shipbuilding -- Steel tube starting air reservoirs
1996JIS F 7231:1996 Shipbuilding -- Steel tube starting air reservoirs