GB/T 12459  异径三通 DN 1000×1000×65-Sch40TRT2 Sch

DN 1000×1000×65-Sch40 TRT2 Sch

wn25(B)-150 RF0-4

WN200-150RF D=150

bl150-150 rf l=3/4&ampampampamp;amp;quot

SO 300-10 RF D XXS-0-1.0

WN25(B)-160RJS=4-16

pl65(b)-10ff/220 kВ

bl150b-6rf

abl750-300rfâ�

so25(b)-25T0RF55/ƒ0-1.0Ff14(2.5=