弯头 DN 50×40-Ⅱ-Sch40S90ELR0fms=80F.5 δ

DN 50×40-Ⅱ-Sch40S 90ELR0fms=80F.5 δ

WN250(B)-63 RF RF F)-1h80

3 FM600-2.5/52-

WN29-16RF0

WN80-25RF S=8

PL200(B)-10RFF Sch40 S-1.050-2.5/70 δ1=8

SO350-150RF RF10.6/94-

wn150(a)-100 rj s=9.15FS 2件 S=0sFh8.-20

SO125(B)-10 fF00(B)-16RF/

so400