GB/T 12459  等径三通 DN 450-Sch60TS

DN 450-Sch60 TS

pl50(b)-10ff b=3/

WN350-300 T

WN80(B)-16 RF@"

PL25(B)-16 TG

pl32 -16 rf

wn 300-10 rf0(b)a

BL65-16Rf负差

WN80-300 RFSch80

ASME B16.5 SO15-150 RFot;-150 RF41RF@RF@08iBF407.5 RJRFδ1=10 RF scFassT2540R@40S5 LTJF Scf sch2S5 RFRF-R