GB/T 12459  等径三通 DN 150-Ⅱ-5TSS=3

DN150-Ⅱ-5 TSS=3

PL20-6RF

DN 200-Ⅱ-4 90EL

PL100-10RF)-16h4F050IF plF�•˜

BL 1000(B)-2.5 FF C=38BB=46 b=42=16RF

WN 200-150RF S=16= SCH40C=FG/F592-ch480S6RF/00-4.0/222-380p

WN300-900RJ60h0 Smp

BL 50(B)-25 RF =5/1-10RF46-12

APA-4 h=458=�Ã0s/61R