HG/T 20592  法兰 WN 10-2.5 RF

WN 10-2.5 RF

BL 20(B)-40 T261..

WN50A-600RF S=5 H1=10

PL100-25RF b= rf00M6qrMggCr/00=-25r

WN50-900 RF Sch60J Sc 90EL�@40@

WN80(B)-63 FM S=12

WN 250-150 RF Sch6150 rf0R@4MRF@RF@41RF@RF@ δ1 b=000 RF

WN 1/2"-2500 RJ Sch80SF0 RJ S=61217.5 RJj@5c2