法兰 PL 50(B)-40 FF)-40 RF6 RF/72-170 Sch405.5100-1.6=18h5

pl50(b)-40 ff)-40 RF6 RF/72-170 Sch405.5100-1.6=18h5

WN50-300RF A=45 B=41.7

WN300(B)-40 FM S=≥

PL65(B)-10 FF b=

SO400(B)-10FM09 WN25-25 RFf sch

wn100(b)-10 rf s=4 2/

bl 10(b)-25 rfs52 H=125

WN 100-2500 RJ Sch80S127 N=164 S=14.f1=

wn125(b)-16rfs=