·D973H-10,D973H-16,D943H-10,D94
·D373H-10C,D373H-10P,D373H-10R,
·D373H-16C,D373H-16P,D373H-16R,
·D373H-10,D373H-16,对夹式硬密封
·D343H-10C,D343H-10P,D343H-10R,
·D343H-16C,D343H-16P,D343H-16R,
·D373H-10C,D373H-10P,D373H-10R,
·D373H-16C,D373H-16P,D373H-16R,
·D343H-10,D343H-16,D373H-10,D37