circle seal单向阀,265B-2PP,Brass,Kalrez?

circle seal单向阀,232S-12PP,Carbon Steel,Viton?

倍加福P+F,电梯光栅,AL2109-P-1820/40b/49/143,PEPPERL+FUCHS 低剖面、…

GO背压阀,BP66-1A11QJL1S1,316L不锈钢,最大压力,10000 psig

伊顿穆勒,微断,294494,PL10-C1/3N

皮尔兹pilz,安全开关,570246,PSEN me4.11 / 4AS

GO减压阀,PR50-2A11I3K111,黄铜,最大压力,3600 psig