GB/T 12459  弯头 DN 1200-Ⅱ-1090EL0RFCH

DN 1200-Ⅱ-10 90EL0RFCH

WN 80(a)-10 RF S=5

& wn350-600rj"yun1.6/72gF

WN16-300RF

47023 G800-2.51

WN32-63 M Hj sch

DN 80×32-Ⅱ-3 RE4-16RF.0 T0 RF S=80S/F0S=5 R

WN150(B)-300RF B=148aSc

PL125B-16 RF/N=r00a3/6RS=10 FFj40rum-r.25c

bL150-6 RF-17260