GB/T 12459  弯头 DN 32-590E3Drf15аёЈВҳаёўаёҗа�

DN 32-5 90E3Drf15аёЈВҳаёўаёҗа�

bl80(B)-25 rf

WN25-100 RJ=15f b=4u00bf0RF6

SOH FF 10K C 450A S=8FM600-2.5RFRh80L1Sc

WN 12"-150 RF S=4.57

A WN 650-150 RF S

A WN700-600 RF B=684.7

PL40(A)-16 RF f210-6.44S)ch40

WN 200(B)-100 RF S=10