HG/T 20592  法兰盖 BL 600 (B)-16 RFbpammpampampampnFS

BL600 B-16RFbpammpampampampnFS

BL25-16TFm3500r/

WN 2"-300 RF Sch80S00RJ SCHpampS150RF b=2

BL50-150RF6=3.653+f

SO 2"-150 RF´s0 H= sch/â�‚1150-Sch

法兰LWN 20-150 RF H=173 B=18.5

SO 40-150 RF-150-2.5

TPB-36RL 350-3/F s=4 S=5)-16R

WN10(