弯头 DN 250-Sch4090ELRFSCH40S0-2.

DN 250-Ⅰ-Sch40 90ELRFSCH40S0-2.

SO200(A)-16M

20615 wn50-600 rf sch40rServl

wn80b-25fm s=12S=3/5/5l.24/0-150pa0-4KM/986 RF S=12500r08.5ub=

BL 500-25 RF0-13=

PL 300-150 RF b=3 d=191

SO150-150 FMF P50.8 Y=307S=800-1.6/16

WN450-600RF S=20.0.6 67/13

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