GB/T 12459  弯头 DN 400-890EShch40RJ C4cF SS7RFch

DN 400-8 90EShch40RJ C4cF SS7RFch

bl150-63m S=628F00�RFFT30/@

WN250(B)-16RFs=8

PL300(B)-16 T0EL@bl1001-2.5- b

PL65-40M/-1.RFfb=m

47023 M 1000-1.6F Sch4

WN 10"-1500 RJ Sch80RF-2500RF4R

WN50(B)-25 RF SCH80/

wn50(a)-150rf

pl 400(B)-10 rfRF115-6LR