GB/T 12459  等径三通 DN 40-6TSRF�pl6

DN 40-6 TSRF�pl6

WN 3/4"-300 RF Sch40S

B WN 1000-150 RF Sch80S

PL50(B)-16 RF

623 WN750-300RF S

1 CM 900-0.25 δs=14

LWN 100-300RF=34

WN100-300RF78S-2001000 RF RF0 RF94/u0�rFFmpa1217.5 RJj@5c2@RF@443RF@AFF ScF&@RJР77.72500 L90ES

SO 300-150 R