K25D-6，K25D-8，K25D-10，K25D-15，K25D-20,K25D-25,K25DK25D-6，K25D-8，K25D-10，K25D-15，K25D-20，K25D-25，K25D
面议
K25D-6，K25D-8，K25D-10，K25D-15，K25D-20,K25D-25,K25DK25D-6，K25D-8，K25D-10，K25D-15，K25D-20，K25D-25，K25D
面议K25D-8,K25D-6,K25D-25K25D-8三位五通双电控老K阀，
面议K25D-6,K25D-8,K25D-10K25D-6二位五通单电控老K阀，
面议K25D-10,K25D-8,K25D-6K25D-10二位五通单电控老K阀，
面议K25D-15,K25D-10,K25D-8K25D-15二位五通单电控老K阀，
面议K25D-20,K25D-15,K25D-10K25D-20二位五通单电控老K阀，
面议K25D-25,K25D-20,K25D-15,K25D2-25K25D-25二位五通单电控老K阀，
面议K25D-25,K25D-20,K25D-15K25D-25，二位五通单电控老K阀，
面议K25D-32,K25D-25,K25D-20K25D-32二位五通单电控老K阀，
面议K25D-40,K25D-32,K25D-25K25D-40二位五通单电控老K阀，
面议K25D2-6，K25D2-8，K25D2-10，K25D2-15，K25D2-20,K25D2-2K25D2-6，K25D2-8，K25D2-10，K25D2-15，K25D2-20，K25D2-2
面议K25D2 6K25D2-8二位五通双电控老K阀，
面议