NB/T 47065.1  支座 BⅠ 78246@RF@J/FcRFj@5@ R1 Sch40 SC-150B)-10 RF66 RF5°FS10R@R4Sc2@R

bi 78246@RF@J/FcRFj@5@ R1 Sch40 SC-150B)-10 RF66 RF5°FS10R@R4Sc2@R

BL50-600RF

3 B4955Sch

so20(b)-16 rf dn50F0RF1@0��lF�40Ⅱ77.5 RJb=5 RJf/@F3@

BL 80-16 RF

pl150-6rf g

PL 200-25 RF30FM@40543 F

3 B2052

WN 40-300 RF S=5

SW 4"-150 RF-6.3 90E