GB/T 12459  异径三通 DN 80×80×40-5.5TR

DN 80×80×40-5.5 TR

PL150(B)-16 RF

WN3"-300 RF S6/05

WN 24"-150 RF S=30

BL200-600m50)/

WN 1 1/2"-2500 RJ Sch40&ampamp

WN40-300 FF5/f0 Lu0B)-2120 RF Sch80SF.5 RJ40ï؟½ï�

B BL 20"-2500 RF LGM16J R5F@R

2 A6F0-150 rfH

SW15-30