弯头 DN 80-590EL22.5 N=3822.5F16RF0-300 RF Sc F592-2009 S=1

DN 80-5 90EL22.5 N=3822.5F16RF0-300 RF Sc F592-2009 S=1

PL200B)-16ff0 =70)

bl40-1500rfaf/u

PL50(B)-10 RF f1=3 B1=51.5 C=20

BL 250-900 rj

WN150B-600RFpf160

3 M 1800-1.0.10b

WN200-150RF B=204 d=269.9fhg/h8001

SO25B-16M

WN600B-40FM

LWN50-300 RF

pl100b