GB/T 12459  异径三通 DN 90×90×32-Sch40STR3FSSch4 HG600Ram�50-0F6000 f1

DN 90×90×32-Sch40S TR3FSSch4 HG600Ram�50-0F6000 f1

PL250(B)-16 RF D=390 f1=3 L=23rf1.sch40s466rfFhSRF@RF@443 MF-

BL50B-40MRF502

BL80-600rf�¦Ã�

LWN 350-150 RF S=4hg/00S n

2 RF 200-1-6005 K=200 NB=

BL-32-10 RF

47021 C-RF 900-0.25

BL500-10 RF