弯头 DN 80-Sch40S90EL=02/

弯头 SF316L-DN80-Sch40S 90EL=02/

so80(b)-10 ff0 RF16RFB)-16RFRFF B=0RFB=0RFB=07FD=140 K=100 d=68 C=24 H=32 N=60 b=2.5 L=18/@PL

LWN 50-150 RF H/u00ef/u00bc

wn450(b)-25rf s4.5

BL400B-6 RFfm0

SP-3F S=6.6/ S=7.62 H1=1

JB=T81-1994 PL40(B)-10 RFrf-1.0/60