HG/T 20592  法兰盖 BL 500-63 RF

BL500-63 RF

WN 1 1/2"-150 RF S=5.49

WN 80-150 RF

A BL 40"-300 RJ

WN2"-150 RF SCH80S

WN25-2500RJ

WN600(B)-16 RF

PL40(B)-10RFD�œذ�

PL100B-25RFb=5

BL 50-1500 RJ0 RF/MHG0095/u0=20-25m/0 h=165L40(B)-16R-0.6&50 RFch40pa150rB=16 FFh40SA