HG/T 20592  法兰 PL 400(B)-10 MRF140T Sch RFS00-

pl400b-10mRF140T Sch RFS00-

SO 150-150 RF PL Sch40SLa0860 LTl1=1© RrfR56@أ

SOP FF 10K 40A7023 rf1000-1.0 ÃŽÂ400

pl350- 16 rf2 s=10s04hF

WN 80(B)-63 RF S=3-16

PL 220(B)-10 RF5B)/RF10FSch40 R0 RJ Sch120 S=0

pl65(b)-6rf4010RF

LWN150-900rF B=140

pl5