NB/T 47022  法兰 C-T 700-1/6RF6400095/650c=5

2c-t700-16RF6400095/650c=5

WN FF 10K 25A Sch40S

WN80A-40FM25-10CH4B-2Rf0r19-20

SO 500(B)-16 RF

WN80B-10FM/data/src/haibo.jpgRF80f16rf1.-25RF

PL 20(B)-10 FF B=27 500-spamp

PL 20(B)-10 RF

WN 65-150 RF Sch40Sn=28 L=30

PL 150(B)-16 RF rf0800-03.

WN 10(B