GB/T 12459  等径四通 DN 25-5CRSmFfРҝв•0c5ch80S2

so10-25rf0RF16rf0-F F-6=1

DN 25-5 CRSmFfРҝв•0c5ch80S2

WN100-150RF/SCH.160 RF FF-4.1=0 rf s

WN 600-150 RF S=540hRF Sch s=Sch80

DN 65-Ⅱ-7.3 45ELg2с╘п

SO65(A)-300M5@pl100.62005- RJ S=84.ž�

PJ/RJ 40(B)-16 RFrf s=28

PJ/SE250(B)-16RF C=4550

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