GB/T 12459  等径三通 DN 32-Sch40TShg20610

DN 32-Sch40 TShg20610

HP-416 C-FM 600-1.6 Rh40Fch4pampamp0S¶ b

2FM 500-2.5 δs=10

PL150(B)-16 FF b=3mSch80Sh80S HRF

SP-9 δ5RFch4 hg/h5.0200rM S=�²¤èf1=516R

so250-10 g/6rf1��

WN80-600 RF Sch80s S=

wn40-160mFh FM00MB

WN50-150RF0090 l=33

PL50