弯头 DN 300-Sch40S45EL20058F/H8f hg/

DN 300-Sch40S 45EL20058F/H8f hg/

PL150(B)-10RF D/

LWN 50-150RF-140F0 rf60 rjB

BL 20-16 RF-1

PL 150-6 RF D=895 K=840 L=30

wn 700 -16 rf2/80-1651=

LWN200-1500 RJ B=175

BL20-600RF0RF31

wn 300-150 rf sc

wn100(b)-16rf s=5 s=60-0.25/420-1.020SO40-=370.

HG