NB/T 47065.1  支座 BⅠ 1800990=2 h

BI 1800990=2 h

PL600(B)-6 RF

WN100-150 RF Sch40

a 3000 h25040 RF S=309pl sch60 HMF�FMJ0 RF S=3=�ƒÆ�

PL 125(B)-16 RF b=3R

PL40(B)-2.5RFr00

WN200(B)-16RF

pl40a-16rf

DN350-Class300 WN RF Sch40S

SO500(B)-16RF B=300 H=221FM5/5400(=53080S5aRF5 RJ0P