GB/T 12459  同心异径管 DN 1400×15-Sch80RCsc16RF1240155F5R

DN 1400×15-Sch80 RCsc16RF1240155F5R

BL350-1500 T R- b=3 h1=12-

PL 100(B)-16 RFch8070S=390F Sch9

so500-10rf (b)1-10-0-15/34/MRF5âH=516RF

WN200-150RFSc4-16R/6/592-2 p0g(bRSc0F

SO 20(B)-16 FMM S=36 RFf=83/u/u6

SO 10(A)-10 RF2.0/70-120-16L3=

DN200/PN