HG/T 20592  法兰盖 BL 150-10 FF D=2f3 B=14

BL150-10 FF D=2f3 B=14

WN50(B)-25FM S=4-25 m

WN500(B)-40 RF S=1

eha2100x16(14)h40

BL 32-16 RF50 RA

wn50(b)-16FM59

wn32(b)-16rfs=40050 RFS-66-RF Sch32ذ

wn600(b)-150 rf FF

SO80-600 RFRF S=7 B=0m0

wn250-150 rj sch40s sa-182 gr.f03.01/9025 150Asch6)-1