HG/T 20592  法兰盖 BL 32-63 M6.5quS=36II5r

BL 32-63 M6.5quS=36II5r

SW32(B)-900 RJF S=55F/mpa R=FRFRF

WN 15(A)-100 FMRF&0;a

WN 100(a)-10 RF S=3.5

WN 300(B)-160 RJh30.0 RF RJR

WN 40(B)-40 M=1.-10 M-

WN 40-100 M(b)-)-=610 rf0Sch80SF44ampamp

WN 40-100 RF2

WN 40-150 RFM��’

WN 50(B)-16 R