GB/T 12459  等径四通 DN 580-Sch80SCRSSch

DN 580-Sch80S CRSSch

pl150(b)-10 ff d=280 l=2RF/ ScRF

BL250()-6RF

BL40(B)-63mBBF S=22S=4 K=83 n=ii

WN 25(B)-16 RF S=8

SO250-150 RF L=19 R=6 B=171/

so20-300rfa- M S3 C=6RFSRF02FF04phtmlrjs

so300b-16t36la6F5F(0www.hgcad.com/ SC0mpF1000am91(00@407.

wn10