HG/T 20592  法兰盖 BL 600-2.5 FMF SH1080@40@S

bl 600-2.5 FMF SH1080@40@S

WN 250-150 RF S=15

PL 100(B)-16 RF

SO50B-40RF HG/T20592

SW 32(A)-16 RF SCH80S

DN100-Sch40 90EL

BL 65-150 RF

SO50B-25RF HG/T20592

bii 3635

PL 65(B)-10 RF-rf@40@S5 RJrc�-6Fh40SJ00F@RFch60@RF@ Sch800F6/52229140S210�260