弯头 DN 350-590EL2551F4

DN 350-5 90EL2551F4

lwn150-150rf H=322

WN32-900 RF Sch80

BL50-150 RF Sch40F 000 RF S=10756

leso15-150 rf80sf60×

WN80-150RF Sch8 ff1=405

wn80-100fmD=100 K=79Fl80(b)-10rf/

1 RF 600-0.6 δs=8=4

wn10(b)-100rf1

PL450B-10rf0r

WN80(B)-150 FF CSH40n

wn150(B