NB/T 47021  法兰 RF 800-0.6M/RFch40-s/@BI

1 RF 800-0.6M/RFch40-s/@BI

SO 20"-150 RF

PL 100(B)-40 RF

BL 150-150 RF

1 CRF 450-1.6000800tHG2061FF

WN 150(B)-16 RF S=3

g/@A 100050/18061456.10 g-1FM5

20592wn100b-10rfRfRjR00

PL60-10RFS=

WN 80(B)-10 RF S=3.051M0 RF50mpampampwd=&=80ebfc4e0=632 BF