GB/T 12459  异径三通 DN 550×550×100-Sch40STR

DN 100×100×550-Sch40S TR

wn15(a)-16rf scl6 Rs

wn25(b)-10rf1001æ— S=

PL65(B)-16 RF

47023 M1400-2.5/1-/wn15(b)-25rfr

3 FM 1600-6.420δ0=20

BL25-2500 FM010RF700-0.6/54fm5.50rfh40

BL450(B)-16 RF00039=4.54781

3 FM 400-1.6

DN 40×100-5.08 RC/u6.95Fc-1