HG/T 20592  法兰盖 BL 100-160 RF6

BL100-160RF6

BL 500-10 RF

WN 80(B)-63 FM S=4.5

WN 24"-600 RF

PL 65(B)-16 RF

SO 500(B)-10 RF

LWN 2"-600 RF Sch40

BL 25-16 RF

WN100(B)-40FF

wn80(B)-150 RF@40@40Hh40mp00pampamRF0-6-60-F-1.0=6=06 RF/a0Mampampamh80RFb=3 C-RF/10 R009 W4p00RF150 R