GB/T 12459  弯头 DN 100-Ⅱ-390EL109P=4mpamp R

DN100-Ⅱ-3 90EL109P=4mpamp R

PL 450(B)-6 FF08404F.5S710640� pl65(b)-6pam0593F�һX@rf0F63r20F0F

PL150(B)-10RF

3 G 300-6.4 δ0=14

PL250(B)-16 RF

DN 50-Sch40 90EL

3 FM800-1.6/RF, Sch40/ Sch. SO/data/src

1 RF 500-1.0 δs=8

WN 50-300 RF Sch100

BL 1