GB/T 12459  异径三通 DN 200×200×150-8TR

DN 200×200×150-8 TR

SO 450(B)-10 RF

PJ/RJ 50(B)-10 RF

-pl50-6rf0=12.014F B

WN 15-600 RF Sch10S

WN80-150 RF AS

PJ/SE 50(B)-10 RF S=3.5

BI 2735-6 rfFRF

SO 100-300 RF

WN 600-150 RF S=12 15AB6FH8080mS/2@RF@h8RFJ-4 90ES40MSTG5RF6ScrfSRJRF/PN10/05A5 GF