GB/T 12459  等径三通 DN 80-4TSch40c4020-3000-25RF00 RF B=16rj s

pl 700(b)-2.5rfFRF3.5.28-280F0-2

DN 80-4 TSch40c4020-3000-25RF00 RF B=16rj s

wn600-150 rfbн⌠ц┤0

bl80(b)-16rf b=5/-1.L25(B)-16S=700-1

WN50(b)-40fm€7./4/2.38pampF0s=180=0b) ц targ

BL 250-16 MCH404-=14l65

DN50/PN16/01E RF S=/ S=25FFM RF0Fth

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