GB/T 12459  等径三通 DN 100-Sch40TSS-600 RF90FpeGF10009Frf

DN100-Sch40 TSS-600 RF90FpeGF10009Frf

WN 32-10RF S=co1Sc60-25g621000-1.6)

WN500(B)-10 RF700-4.0 RFSc50rfget=34RF02516p)16R s=8 d6B

lwn500-900 rj0S

wn10-40md==10 RF B=STD0 RF FM15

TPB-4=215 k=r=h

WN550(B)-16 RF191190-1.0/50-1

WN10(B)-160 RJ0S H=1

WN10