HG/T 20592  法兰 PL 125(B)-25 RFRJ160 RFM0(B)0592RF)-

PL125B)-25RFRJ160 RFM0(B)0592RF)-

WN200-300RFS=10H1=1

WN100-63RFG/F(B5R80.0-�0m0592RF)-

PL 15(A)-16 RF550-2.5S/08/ Sch40200

WN100A)-25RF rf8FHh80rf-1.0./70

SW 40(B)-16RF=3 R1= A

WN150-150RF Sch40s-15/�=6

wn150b)-40rf B=38° pl80b)

WN20(B)-16 mf0