GB/T 12459  异径三通 DN 1400×1400×90-Sch10STR

DN 90×90×1400-Sch10S TR

BL500B-40RF0(F7516

47021 ff 900-0.6ƒÂ¢-1

SO65(a)-25Mampampam

WN 16"-150 RF Sch40S Y1=20

SO 100(a)-16 RF b=5

WN125(B)-10RFF3

WN 25(A)-100 RF hg/M

BL25(B)-16 RF-a��

WN200-150 RF SCH/)-16m090000L�.5R2S=/-(10RAF B=