GB/T 12459  等径四通 DN 65-Sch100CRS n-H/M0900-1.6E

DN 65-Sch100 CRS n-H/M0900-1.6E

WN 250(B)-10RF2 sch80s1.6182-170 n4�

2 C4

WN20-16RF S=2.5F L

WN 50(B)-16 RF S=4

1FM300-1.RFch80

WN 500-150 RF Sch40 1äF A=108 sc60M925

PL40-40RF80h8n1)6f=40F0-40/25RC210=0/s)Ff Rj10

PL80-10RFAF5 S=10S2.5RF10G3/u4S