This standard specifies agricultural sprayer resin hoses (hereinafter referred to as hoses) used in agricultural sprayers. In this case, the material used for the inner and outer layers of the hose shall be polyvinyl chloride or a thermoplastic resin compatible with the intended use.
JIS K 6339:1999 history
1999JIS K 6339:1999 Spray thermoplastic hoses for agricultural use