GB/T 12459  异径三通 DN 100×100×-10TRS= H=fRFSc=10=20.6 RF

DN100-10 TRS= H=fRFSc=10=20.6 RF

法兰 WN100(B)-16 G S=6h8/9F1-150 S=120

WN200-600RF S=616.7TDRF0-610miF S=6xin S=5

SOH MF-F 20K B 15A S50 S=14HC=1D=1

SOH MF-F 20K B 15A S50 S=14HC=1D=1╠�

WN32-63RF9-RF1-525)BL RF56δ=60 h=120=3.

PL25-10 FF