GB/T 12459  异径三通 DN 600×600×550-Sch10TR

DN 550×550×600-Sch10 TR

3 M 650-1.6 δ0=10 H=116 δ=48

so200(b)-40mETEQ NUL.0F1F0l0 FM Sch4Fh1f sch8/5m090 sch

SO 300(B)-10 RFpampampampquothg20615 wn400-600r

WN 500(A)-16 RF S=10

wn200-150rf sch80

WN 100(B)-10 M S=5

wn200-25rf s=

LF/SE 50-300 RF