GB/T 12459  异径三通 DN 350×350×350-Sch20TR

DN 350×350×350-Sch20 TR

PL 600-16 FMa0RF=1/0

WN 20(B)-16 RF S=3° pl2500f30-60-16 RF S.40-1.0 δ6RFFF s55 h=100-1.6/6

PL200(B)-16 RF=14

WN20B-16RF S=4

47021 C RF300-1.0150rf

PL500-6RF161120RJ10 RF0RF5

BL 2"-300 LG00-1.6/FM

SO80-300 TF5/0h8S