GB/T 12459  弯头 DN 80-Ⅱ-3.590E3D14.8Sfm/public

WN 20(B)-100T H0=402S=RcF-25rfRF10�100c2.1.0-50c�

wn150(B)-25RFS40 Sb

WN350-10rf2M0-1Sch40SFM0 Ã1m60ff=

3 B8)-16

BL500-16RF0-1B=7G/T 20592-4.0

wn250-16 rf s=1010/trac60(b)- B=40.=33п╠б▐я┌

1FM300-14

PL125(B)-16 RFF

WN 600-150 RF S=2200/7