GB/T 12459  弯头 DN 150-sch1090ELSh40/0-150

DN150-sch10 90ELSh40/0-150

3 RF 2200-2.5 S=20.4 H=30015

47023 FM 1000-2.5/70-160M S1=12Sch40

SO250-150RF180-2510RF0/.0、4=18jRF10fr34s

wn100-63fms=12050 RF

47021 -fm900-12H=231T=5. 5

BL40(B)-10RF b=3

BⅠ10015

PL50(A)-6 RF911120S RJ/ek=125 K=or

LWN