GB/T 12459  翻边短节 DN 1400-Sch80SLJS

DN 1400-Sch80S LJS

IF 200-100 RF

WN 400-2500 FF Sch160

WN350-150 RF RF.2e/u03 r�302hв

WN65(A)-16FF/-300 RFF0

WN150-300 RF SSch10 f

WN125A-160RFS� 500-s /@wn100

WN 50(B)-16 RF Sch10S6 R40g009, 20/u00e2/u0085/u00b1300

PL15-16RFFsRF16FMSF S0

SW