This Korean Industrial Standard specifies the unplasticized polyvinyl chloride pipes to be used for piping to con-vey general fluids, provided that the pipes specified in KS M 3401 (Unplasticized polyvinyl chloride pipes for water works) and KS C 8431 [Unplasticized polyvinyl chloride (UPVC) conduit] are excluded from the application of this standard.
KS M 3404-1986 history
2021KS M 3404-2021 Unplasticized poly(vinyl chloride)(PVC-U) pipes for non-pressure applications
2016KS M 3404-2016 Unplasticized poly(vinyl chloride)(PVC-U) pipes for general service
2009KS M 3404-2009 Unplasticized poly(vinyl chloride)(PVC-U) pipes for general service
1996KS M 3404-1996 Unplasticized poly(vinyl chloride)(PVC-U) pipes for general service
1986KS M 3404-1986 Unplasticized poly(vinyl chloride)(PVC-U) pipes for general service