GB/T 12459  弯头 DN 400×65-Sch2090ELR

DN 400×65-Sch20 90ELR

SO 1/2"-150 RF

PL 250(B)-6 RF

so15-40 rj5F RFSM0 R1RF7.5 RJ R=

PL 125(B)-16 RF

SO 1"-150 RF

WN 400(B)-25 FM S=12

WN 1"-300 RF Sch10S

APB-116ch615chfF Sf /u00e

WN 150(B)-16 RF S=4ch4SS5 RJ2A�cF@�F RF Sch40FF@P