GB/T 12459  等径三通 DN 50-Ⅱ-3TSย�

DN 50-Ⅱ-3 TSย�

3 RF 850-1

WN50-16RFRf5.00ef/u0Sh-130300r2A=0FF=34 l=chD

PL 400-10 RF f1=3 C=30A1.6-16 RF S=5(B)

bi 5600-150 rf15

47023-rf700-1.0R

PL 250(A)-10 RF B=401

SOP RF 10K 50A

pl 200(b)-10 rf00 RFch L=36 K==22=/m sc

pl50-16rf（b）/6F=4