HG/T 20592  法兰盖 BL 600-6 RF S=4.5d0/1-16

BL 600-6 RF S=4.5d0/1-16

WN100-150 RF Sch

WN20(B)-25 M

SO250-150 RFF@4F810RF I0sRF-a- Sch40wF48pam16 FF05SCH80SC1cAL2 A

so 150-150 ff bl450(b)-25 rf/1

WN 250(B)-25 RF S=7

WN 20(B)-100 FM

法兰WN100-600 RF,S=10FFr.0FF405

WN 15(B)-100 M

47023 -m1000