JIS B2220  法兰 SOP FF 10K 60A 0S RF S=1298RF

SOP FF 10K 60A0S RF S=1298RF

PL600-6RF NRFf1.50RF155.61=80 rf6 R0S=6=1150-1600-5

wn32-63rf RF/S=6cSRF-16 R0m-10rfRFsch165.0(B)-16

DN15-PN16 SO RFb1=5

DN 80×80×65-Ⅰ-5 CRR

NB/T47023 FM700-1.0/60-115-120 δ0=

DN100-PN10 PL RF Ⅱ981Sch40m

pl65-10 ff