DIF-L10K-Y1(M18*1.5)，DIF-L20K-Y1(M27*2)，??
DIF-L32K-Y1(M42*2)，DIF-L50H1-S(M60*2)，
S6A1.0/2,S6A2.0/1,S6A2.0/2,S10A2.0/1,DS25A2.0/1,力士乐型单向阀
S8A1.0/2,S8A2.0/1,S8A2.0/2,S10A1.0/2,DS25A1.0/2,
S10A2.0/2,S15A1.0/2,S15A2.0/1,S15A2.0/2,DS20A2.0/1,
S20A1.0/2,S20A2.0/1,S25A1.0/2,S25A2.0/1,DS20A1.0/2,
S30A1.0/2,S30A2.0/1,DS30A1.0/2,DS30A2.0/1,DS15A2.0/2,
DS6A1.0/2,DS6A2.0/1,DS6A2.0/2,DS10A2.0/1,DS15A2.0/1,
DS8A1.0/2,DS8A2.0/1,DS8A2.0/2,DS10A1.0/2,DS15A1.0/2,
DS10A2.0/2,
S10P，S20P，S30P，S10P1.0，S10P2.0，S10P3.0，力士乐型板式单向阀
S10P5.0，S10P20，S10A40，S20P1.0，S20P2.0，
S20P3.0，S20P5.0，S20P20，S20A40，S10A40/，
S10P1.0/，S10P2.0/，S10P3.0/，S10P5.0/，
S10P20/，S20P20/，S20A40/，S30P20/，S30A40/，
S20P1.0/，S20P2.0/，S20P3.0/，S20P5.0/，
S30P1.0/，S30P2.0/，S30P3.0/，S30P5.0/，