JIS B2220  法兰 BL FF 10K 500A F5RFFF0 f-4

BL FF 10K 500AF5RFFF0 f-4

WN 50B-40 RFF RF)-4

WN15-150RF SCH8

WN50-150FF SCH40b-t

PL50-10fF/S)755F6

WN 1 1/2"-150 RF Sch40S60107

WN 600(B)-16 T S=6FFM235.2/@a wn10

2 RF 1400-1.0 ะà¸گะ

WN 500-25 RFamp6 п═б╟п═р╧п═яRF�