GB/T 12459  异径三通 DN 900×900×10-Sch20TR40SB)-1F0 RF6=32/data/src 3

DN 900×900×10-Sch20 TR40SB)-1F0 RF6=32/data/src 3

bl100-150 rfRcHFfFFM2��0(B)-150 RF2 RFqid0rf h�

3 RF 500-1.0-16rfƒÂ¤Ã

BL50-25RF600-1.6F150com8040 AF ANSI B0S6

WN20(B)- 16 RF=650 l=33

WN 300-300 RF-1.6PL50F6109eS-150 RFtat0RJ/Fc

SO150-1