This standard specifies oil pipes (hereinafter referred to as oil pipes) made of rubber and with metal protection on their outer surfaces that are used indoors to supply fuel to combustion equipment that uses kerosene as fuel.
JIS S 3022:2003 history
2003JIS S 3022:2003 Oil discharge rubber hoses for oil burning appliances
1991JIS S 3022:1991 Oil discharge rubber hoses for oil burning appliances