泵及真空设备

D/N:D1116202203119

D/N:D1116202203119

VALVE SEAT P/N:DN50 ES 100Dx25

VALVE PLATE P/N:DN50 HG EG 62Dx14

VALVE SPRING P/N:DN40 0.1BAR ST 51.5Dx43

5.0L/MIN 30㎏/c㎡ FC250 "TROCHOID" TOP-203HB

I/N:7+8

I/N:4-8

碳钢 A234Gr.WPB-S (无缝) 1-1/2" x 1-1/2" x 1" x SCH80(XS)

D/N:2200.1A715

I/N:OR2,OR3,OR4

I/N:306

P/N:400

P/N：EA560